The Selectrodyne€¦ · thc

The wireless weekly : the hundred per cent Australian radio journal

Page 1nla.obj-697514267National Library of Australia

B E SCO ADl

Announcement

Extrao r d inary

& fo~ putthu1n& your nl'ffo we 1n~te- yn1J to m• .-pr.C"l other oOe.u 1'h"n vta.il uur ehqwrouna auul uve 30 on a b1e:h dau 6

V"&lve Seutro,Jy-ne ~til

Co-mpteiu Wlth ( ab1n+•t~ 1-.::cide Accumulator, t.,-:r-RraJ y li 8a1wy, Ph1ltp1 Valveo,

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£19/10/-

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- 40 Pill St. (Dear Quay)

B 1817.

Frida) . No, . 12. 192R.

The Selectrodyne _

the flftll' • nl" nl lbat . , H n 11..0 • 1thelilt IR'Carh,....11.u ..

romi 'lflL Ckuut.ru.n.l h, lrd t• raa •II A.-va •it •attOal. c ... .... ., ,t, 10, • t. .,,. \I) •

Tali• en• II•• • ••• 1'1 S lt l ~II ,:,J/U/• . Y.-1o1,. 1/t

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8 ) 7•7

IO co ns/TUC/ u

Lu11d Speaker



WIRELESS WEEltLT

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i 1 i i I ! ! i j ! i i ' . ;

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1 mfd. z., mfd 6 mfd. 1 mfd.

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mu. \II .II It I I ' Sfl(llff \\ \ \ ~: 01 nn.

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an· ,in 11b,ol11te e5,c11t1<1/ for all ll1•p.1\, "orl. u~cd in the comtruc11nn ot .,lmo,t e,ery typt ol " ll" B.1t1t'I")' elimin.nor 111anul.1ctunJ m the United S1:11e~.

.£ t.l. I> G ti 0 11

0 5 Ii ti 'j 9 II 11 :l 0 I!> ti l ;I Ii l 10 0

1'1111 P. ••• U/l/

I} \01 fl 111:\I I H 11111,s "" \II s tnr f,; riff SI l'\)US. I\IUlh re, i.;s

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!fl t)ut"f'>n ~t .. f'r J,r,oi., (11111, l\. Harri-. ~t.. fi6 C"h• rlu !-ir.. I t•flffll 11 H 11,1;10,. :,. Z. I. 11:,,;11·,-10, J'u. I

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Thin tbee-l cvppel' 1• uaed in ptue cf tm4 f01L A. llrp oi the ,otdttioa m,n c&nnot d.tmae~ lhit copper and thti.u-Ly nuo Um ce>ndenter,

.oot JlU0:!5 •

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Eledrad Grid Leaks are made b,· a new and controlled process. Each <ind Leak ts md1v1dually tes1;,d uclott' n lea,·es th<: Electrad f:KIOI) 1 h~) ~,,. non•mu;ruphortll and mui~turr prrn,f, whilo, th~ , .. ,,,t:m~c is <""lhl.1111.

Stze, ½ to 5 tnt'!(uhm,, plain. !'rt,!• 2 3 51ze:; \l toS megohms, dt• lu>.e I'm di 9

Electrad Aud1ohm Converts noisy d1stor100 volume into clear true ton~ bv a simple twist of adiuslini: knub. Mc,unt across second arv of )l!Ur audio trangform<'r as illustrated !:'rice 9 -

~ Eleccrad Lightning Arrester

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thucforc- abiCllutely "":ltt'rt111tlt Tht' OOu tnr r~ng tht- a,r l! p it m Id d In lhU('d ror UJlialn ~1th • h1itl1fy c:,rn:,mf"ntal fin t, Tiir r

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Kiug zmd l<in11 Chambcn,. Qu~t-n S1 •• 8ti1olJ1111c

Paso One



!'age Two WIRELESS WEEKLY -------------- -------------·-----------------------------........................................................................ ,.. ....... ··-··--........................................................................................................................ ~ ............... I .Now that 2FC hM ro:<luco:d its wawh•ninh to 112 nwtre,. yo11 can l(C! ALI. I hi' uig i

o;·:.,~;~;~;;··';.:;;;;:;;-;.e l=·:.·.

, ,1 111faclu1<d untllr and lko•nsed uy c:enum,• 1lazclt111c P.nll'nl~oes).

The ;,.;,,11trntlv11,• i~ ea sill t hi! mo,! ~elec- '._!=,::.

11\P rm·uit ; .. , e,ul\ctl: mill the Gilfillan , ng111,-ers karn nothinit lo he desirt'd in

;;~~i;·;·~: I Neutrodyne

I VA.I.VIII (Ulunntocl hff'e)

I• .i IMl\\t•rful t.111 ,ompart s.,t. ,•nntuining the latest d,·Hl11pmc11t,- in ;o.;cutr1l(!yuc d s1i:-n. It ha., rcrnarlu,lile \ ulumc under n!Jsolule control \\'hen turncrl on, the 11111 and umlil111t·tl \'llhll' of Mm·,•rsalinn, iustrumeutal ur , i,,•al music I< f:tithfully

_· l11 ,) fr,•" 'ror,.. ~ illation nui,es.

SPECIAL AND EXCLUSIVE FEATURES: ~ l \ll't.lCl'I Y-;o.;u 1nmpli •, l\foll><111rnc, JU~t set 1· •<'h ,tml nu :-:umh,•r IO, und lh1• .,talion ~01111,s in \\ilh ,tronl(, rh.11· \'olume. D tenor natl \'olumt• l'onlrol Hheo t.,Ls: Fir11t and Set'.Ond Audio Li,lcning J11ck:;: Fila• me!II S\\1lch for turning on nroff; :-ip~dal Low ,.,,_, !-i.l •. F . l 'n11dc1btl'8; • .\crinl, Earth. 1111I llatll-r) l'onn,•ctiou, al nar; t'npper-shi1•1tl,•d ,·011tle11sns lo ell111i11atc hand cap-

i11 • Cal, nt u• ·h It I \menrn11 \,nlnut " •I• h 111tlst,lll<' t\\0-ton1• fini•h.

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('omplell' ,, 1th nil i\c1·1"-.soril's. Accumulator, Loud Spl'aker , etc.. t59 10 •

Obt,1i11al,I,• from ~"I 11 Rad , (l,,a1,•r:,--



WIRELESS WEEltLY P"ge Three

-------------------------------------------

\ O J.. 9. )',o. J. I HIii.\, , Ml\ 12, 19th.

Could You Cred i t I t ?

T }lf; Hnhsh Postal aulhorities find I h:1l they t·annol refusi, acceptance of r11diot,,'l':1m•

for Mar, loecause uf their unorthotlox u,ltlr,•ss alone. A hundred news1mpcr~ lakt• u11 th•• story and I he world spends a few minutP1-- rrt•alinJ? inrnginativc pictures ol' nu,· ~lr,rliun neii:h-1,ours. Seriou• n~tronomirnl nrliclc.• follu", the prol,ability of life on the :\loon •~ discusst~l. and """ thc<,ries for intt·r-pl:mHary 1~1dio commu11k11lio11 art! rnh:111~cd.

Our Hctl11li1y is enormous. Twenty y~rn·s ago w1• enjoyed \\'ell~ and laughed u1 :Unrconi. The ~ubtl" int1>rwc,w111g of ru,·t and fiction since lhNI ha, rnu,NI u• lo inrt..,nse our capadtr ror helief in lht• mCJst umazing claim,. Our stork of ,·rl'llnlity ,wvcr seem~ exhau-ted.

\\'hut is nul 1tui1e used up bv our 1ww:-1paper~ antl no,·(•liHl!'i i:-. worketl overtime hy a~tronomc•r:-who tell us the Run 1s ulmu.sl n hundred million miles nway and thnt Betdgcusc i,1 ten time,i the ~ize of tJie universe, physicists who bnllmre Bdl'll(~us,• hy d1•srriloing the incredil,le ~mallness of th,• ntom, and 11 host of nther murnl monirers whose creduhtr would hu\e tlis,olH'd lh< middle uges in a roar of scer•tical merriment.

IJ1 the middl1 al(<' 1>r11pl,• '" • Ii~'"" tn.1I 1111' ,·arlh wa, flat. for whirh th._.i- hud 111 lt·ast th1• cvithm,·c of i lwir senses. ","c l>di<'ve it ti-• lit• t"ound, not ht"l·uu ·v a~ nu1 11 \' u~ ont• r1er tent. of us <:oulrl J!l\'~ the physirul r~asou for a,, •111:iinl u hcli,•f, hut hl'l·aust• mod,·rn :-,dt·m.•t ,t·t..nt:-. lo hn\l corni11c1•d u~ 1h11l e\cr)thing that,,. 1mprohuhlt•. t·,trnordinury, gig:mtfr, ur miuos,·opic is ~dcntirir. ThL~ i-.. t hr. av•- of \\'01Hlf'rt1 far fTl':ttPr llmn thns(.I of Egypt or CrPN'~. Thn,• iff u 1w11s f1•at11r<• hurl',111 111 l.on1!011 whirh nims at rrnducing nt ll'n~t c11w minwh• ,•nrh d:tv.

hr this t1rlitoriai ,rn <1rt' ·nCJ\ ·o lw tak<-n 11, h,•li~1·i11it !hut lh<' wort,! is tint. nor arc we to oc t11kc•n ,is di,,·n·dilinir the n111thcmntkal ,J..duniuns of stienti,ts. fllir mnml is I hut n dt·,rn•c nr l·umrnon ~ensl' should be used \\ hen crediting the clmm~ of 111\ t•uh,r!-! nntl 11i:-11·nvl•n•rs nm, I hat I he pr(lductit'm of rnirurlt•s hu:-,, h,.,·,1nw a hu~inc1!-i~.

\\'irl'l~•s. 11s a mirntle which a,·. tnnlly 1Jups hLk1• plnct•, i~ oft<'n r~1int,•<i out as lugirnl r,·11,011 whv ntllt'I' marvel~ shnu!tl h1111()('11 lts future possibilitil'S are ex1111i.er.tl!'d. ta th;it WC' forg<'t thnt ;\lu r~ 1~ n Inns:- WH\ off und !\lnrtinn rommnnirnlfun ('\I'll further

!

,, ,. ,.

" ,lr\

t,;~1.



rage Four

<Between You \\ IIIEI ESS tll'ERATORS on dut,

ut \'IS rL•tenll)' held direct r11m11 n icntaon "-U.h the J~n 1!!1 8,1, In the Ba., ,r BL!CU)'. :i.lmo!-l 1(1 oot, mtlt"'I di,;~. l:lnt.

A '<lL\ f.R ,-,.1,licn ,f au Afr en, t ringi,11k, the natJrm11I 1ymbo1 a f

South Afnca. \\ll!lli ,1 Tt tttf h} tho Rand llallf \!nil or .r han, ,.,.l urg ~utb Afrtca, n n pr1z~ to th~ \rnt>r1 can a.m.11,t ur rrfectio~ the i;:1t-u.t t

uml I or t\\o."ay eontaru •n hort wav \\llh South \fraC'An am 1ta 1r

dunr J.C th" mr>nth oC :-,:epti-ti brr and {l,•tob<•r,

'r. TIIOI cm :, -~~ oia t~~ad 'or } ra !I llf'C' 1rd n to a v.dl k1 wn 11 2tkPr, h 1a not MIC so brax.t n a • nm of th"' anx

h ,nt t Io fh t tlu rru h: UI,

WIRELESS WEEKLY ';ovein\,er 12, 1921) ·----------------------and Me and the Microphone

Conducted /»

R. E. CORDER

JAP.-\!'\ im1, ds wtrd+· s ~noch; Ir m Brita.an to the , nh;i,• r,( t2.: 0,000 "ach ) ear

\LllllsT u tho I hnd lellcra of &ppr l'i"taUon wrro rt•rt"l\"ed from 2f~G Coll "'1n Capt. !lurl >"• talk on 11 e Jf n,I Hunlc..ra of Papua.

~f'l·:~KJXG tn ti« .State Parlia m nt < r Qurt•nslan,1 n-C'enth·, th•· l'rl!m\l'r, 'Ir. \\'. Mel rnuclt. :\LL.A.,

1d thnt the ,•stat<li hm•nt of IQG by th t; veznrn< nL ho,I fully ju, t1f1<1I t If. I I 1,ralsctl th diN>clor ,(

ti" tat, n and tho 1ta1T.

f\ /\I f\ T /'ROfl/1 I

{ / , flf in

TIJJ,1 JS'l .., rR\Jsr,t i!I ir tcn-!11,ting 1 \"O )'.Cl~ ttirr, H,•,·. \. Ht1r H t1ld n. ( Pulm 1 ~trt..'(.ll T'1~i-:hvter an f'hurrh

·('J1 bTR~ ~ \\e<MUIR" cer mon:r wh1t'h \\1,l hran,k:te.t \\ ht"n thl' winn T of Lh~ J 1•1•1 nt \ Trll,nuriit• ~. pt,•mbtr brt,l , ,mpehhon wn!I manic-d, th ttr( nion)" wa!-. l,ro1ufra t, 11lthn 1gn t!,t-- ,\ n~li1 11 \rehhi h1 p fo t hndci th ct,rt"U1ony b.: illl! r,crformt•d in nn)' <'hurt'h of F:nglun,I. In that t>ll 111t', 1h "••thodi t mtni•ler tied tho knot.

.\ X NU. \L SALE:$ of rnrito equil'• ml.'nl i,. 1ht 1"nitt-d Slates 1-•xe<.•etl~ £1110,1!410,01'11.

A \\ RITF.lt In Melbourne Hya that \\'Ht lt•:-;~ i~ l 1w,u•1 ful ••lit"'Jll. for ke,plng p,,opl• qu1et. .Yolhouruo MU!ll h~ frt•• Ctom 0J;.Cllh1t11n1!

\\ 11 'i LO\\ ~'.It tho ,1.a1u, of the rn,J10 l t.. This ndvertuemcnt BPJ"-""' e•I m H. H·t·t-rtl IMUt• ot' thL- ··nally

1<'1csn:tph'.

••.For 1ale. ~ vuhe "'cl, complete, a,•1•u111uJat, r, lntHJ apenkf'r, ea.c-.h or t.c.rmsi or \\ il.l h.rccpt Ford llotor 1.cirrr, IJ.11l111a·e 11IJ11\lt•rl. Appl)•,•~

"Ill> , ou ;;.:,.ow thM ~:au d• ( olol!UC 1K a l;'"rl'Jlt thina lo remove

ft c,11 I~. 1

~l'Olt! A \\ 110Ulf1 to )It , ,,,r.Su,. :.!UL dom<'.!-l1c- ll'-ct-urer, re-

otl),•. \.:h, ~.x11l1on, d th.ut. ru,-. Juul h• ,·r i rm nh d h) t·1,rn, h~tw~eil ht r t11 for YNlr , tho puma ,.,b,,ot .. ing 1J1 hi r lt.•IC" until ,ht 1uffrt, J t~xrruc1utnl.KIY. :-.he tried Eau d(• C ,Joj,tn(' whtch 1-•IT,•cted A comJilt tt- c11r,•. Attl f"i; l\,U Ji 1~1111( on thu htnt for th,• mformAtlon of other w rut.•n uho iiden to lhl'! roJio.

JS \'IF:\\ f the «port.a thot At t T1<"an .auu d~ •~ n-1) Qlt non• ri:uJ1nt11l? fl<•UI. ,t 18 inkre!:ting to hear lh • rt•<ult of u fj.OU doll.arJ compditio n (c,r,ninl .. .j h;r ''R11d1u Dri,ndca'l-t.' ~ w '\ ork l, 1 or n noa-rndiatlnJt 11,hort4

\\:n,,, r r ht•r. Of .:ill t11._, -.~t-« p.ut ... nurtc ,I for tho 10.hr<!'a BJ'lprovnl not une \\11 rn Hid wl k'h !ailed 1o nlt1i•

t, \ t'• n ttf,11iton rri1:4• of 100 J.ol• hr wn.a nwnrded tn frnnk l'. 10ttt.•$ fli,\f"I ,, of Ikrkt It•,>, r..at1!,,ruin

C CJUlt \GJo.:UUS Hmtu 11 of mun1~I p.:tl h 1U'-•·s me 1 1w ,I ni:n ,ling n,·rial role n part uf the hnooeit•h1>1d t'qt1ipr1 1 nt St.\ rnl ) :l~ :-.go,, 111unie•rnl rt um~lt, ~ 1nh I I • , .-1 t• ,, •i , ~ P irk-

11, nfl un 11 , l"f'i.' 1r r( \\ t>lf'

a r1 II • hu1 tht hoo1 111 nm\ on th, th1.•r !riot \\'h} '11 th,-~._ , n11~htt>n,,.t

,!.tyt', -.hould it hoU!-1' UOa.oet.101? or ••L•\·er} n:odt 1 n l'On\ t?ni<:nc<:'' he hnnd t"d IIH•r 1n n lf•na11t mi11ns ite wirrJc a J1ulL~ and in.-:uJ.ntcd thimn~~ brae• kt i. ~

'l'here's a sb:e in Bllrgess for every Cabinet.



~ n\:(•n hn 12t 1020, WIRELESS W EEKLT -----------------------------------------·--------------------

•'The n '\l'ht-l r r n t i t I I\ 1-rnod 1hrns: to J~ r mU. the \ <Utina 1t,,tlon1 to b,, UNd f r d nat It politlnal rvpaganda,"

Th, fJr11au, IMd~r of A,.,,,alian I obar ,uppart< the '"11!:"''"" of o pol1ti<0/ radio •toll(m at C rnber,a III a11 111/~ro,.. bdo•.

Matthew Charlton Enters into a 'Discussion on

Politics by Radio

-----·-------------------------;----------IIURGES~ "erl.' used h-' C'.aplnln Hurlt-).



~rr tu t'~ure- thnl thl' r~1u r "'iJI ,.,o d IUlb •1ut-nivns? .\ cup) t•f 1h J.J1t·1"(·h cnnrn,t uhHtys h1• ul tnuw,I h1 advam't" hy th, t1rru1,ln11tutJl: cnm pan). and •""~" 1f u ~uld be Arr&n£ t d b I: a fa{r thine- to t'XJ t-rt ti_. t om1111ny to ni t .1 rt-n.11 ,r ThP mo t t hut ('.(\11 n•aM,nal,1)' lit' t•XJl<'ctNI 1n

u h <'trcum•lAnte-s it1 tha• tht- mm I l\f ir.nb k1 "n t th .,..,.k, the con hi n th11t !•< ht;t"al qu, t o.;

rnu t II t he 1 r,• 1tt-,l, or at nil r"\;1 n,1 , l t n ,t bt th·BUd 11 n pn.rt 11

I' rlt

"TheH " I,, = I n on ,.h rh

\\ hrn the l ,on1lrn ting mB11A,:, r had fl I h ,I h la) I.a I,; In h19 nrm c r and 11 ped nn amber col n-d hq d \\Ith n httl~ fr~m nt f re d nt1r,« on th~ riurlnce lit lad gone 4'' 1 r Ull' u1d 1r1,,"Ument m. n): tim

nnd wa oat lhd thnt h, had an• •• rl'd t'nry ()U'l' t n th, > nl,:' tu- An "~ llk1 I> t.o .n I.

"\\\ hine wundrrrd tr m rn) nr J!Dmt-nt;• 11n1d lhfl y unK" msn 11ft r

• ra M,ou ha,-.. told nc v.h) )' 11

conn I bro ,dra I p<>hllc:.I I r r,ns;nnda 11111 I :folt1 • 1,11rec1att• >,vur d1rfoulty

Uut ~•1 tir 1I propa~u,11la a d trl hut, ,I I) th~ "I pos,n., p:,rt • ,. I tho natl n's bu 1n"". \\1ly are thf'I mort ,n p • ,rtn"1l 1lt'l•.th • at l~ lloUJl' of H1•pr..,,u,11tat1Hs 11ot 1,r t1ka t .,,.

•· f Qf rh c rcll.!OM,'" n-pl ed tt • I roa,lcastm,z: mana,:er "J mp >ft.ant ,le-lint1 .s nee u uncxrc<"tt1tly wbdc v-, c<1111p1h uur i,r1•1!'rnn11w tt flt J.-n""l thr,•r wttk8 ht fore tht-J; •n Lr1,:ukn1t It •ould not he \O&<- to l nnk mtu a mu le 1 Jl'"' 11 t'. \' .. o p<ilitu~al

WIRELESS WEEK.LY

.lr'"lr U<" ,inthout wau-ning .Ari J l",:en . 1p1 , u .c ll wt•t, • JH"att.lral pos•i-1,ihty I l>\•lit•vt.i thal It would nnl find fn\'f ur "'1th our lL"llf•rwr:t. .\s a

-t 1 at might ht • • 11c,·t.1a hut u

• rt-trul r Hen\ 1t '\\ould be honnr to thf' nu1j11ruy CJf uur lltttmtn.''

The > nuru: 111 ,lH tt hm ~1•1.•mtd non-1-,hnkd 1·~ aM<wl'n of the hroad,:,st ng man:,e, r hod oho...-n that th~ aubJN"t hnd l•f'L t \ hru~h,.J c,ut rnany tlmt"5 h<'ror,· nnd hit ,lrt-nm n( 1turt ..

hng thl' HouM." with D ur1eA 11( qo.t>.at m le I about him. The broadc,,,t mhNlrt"r It' nt o1't. r and ta1 J t I t m ,,n 1ht kr,1 ,.

0 ·1 hf'TP is ont ""~"rr to )fllH nrgu 1 e t," ht- .aid. "If )uu hdk,, that thn~ a 1ul!lc1tntl) b~ w.l) f l11itent"f 111 tntt rt tNI tn Jt0l1t N to \\ArtAfll 11t1•l11ltu titiw, lhr-11 'Ah}· not

let th II u,e o! It J resenu,th-u haw it.a own hroadca t1 ,: &lJLU n •"

At l ta~ the readtT 1 "on• ch r10~ "}, re Mall 1 l'W CharlL41n, famou lcath:r c,f th<! .\u tr-ah m L.aho:r

arrum,nL

Ha,ln~ l, tt nt'11 lo t.W dL t"UIIHln

Aho\t" th~ wntr-r ap1,rc.nd1ffl '\tr c harltnn n~ da) lut "...-k anJ p!Ac NI L<-1 •• h m tM Lroadr.utln,: man•• .,_Pf'r•• •u,::-~ tlon

•·111 1J,,ubt1 t11, thcr~ ts n liu,:e hn~ty of peoplt, m051J) n the rountr7, v.ho ta._, a lttn and act ve internt In 1""ht1 ," he u d "'Th<)' hnve to r1..·l~ on the n, .,~Jlnr•n1' for th,•lr ln•

fonnati ,n uod it b tn) e>;;JH flt•nn• that th new l"'I"'' rare!~ 1me loni: ttporta o! political qu hons ,. 1l1,:,11t \n iM>m• "~} c uli11ng tlw h(·1 ount. Oftt" ,, .. ,walwr ltn,1-t Ml M1t1n•l)' ,1,r. (erent mHDtnl!' Attrlhuteii to h1~

mt=•nt,i ,.-1,rn thr> oppcar m rrmt ••If tht 1 u, rr 11hlt- to hear tht-

1'J1+."edu Ji\ RS dt lh Pr1•1J it wnulil mnke an l'normou d1tTcr••ncir.. 1 bc-1~\-e, that I! \hr llou.., o! R•prrMntatlH·ha,I It• own broad,·utlng swtlon then, \\ outd I~ • urat rl'a"A'ak,•nrnJ:" nf m• tf!n:et in p1,Hti~ throughout t1w C-nni

n,onw.:nlth.

•·Jt v.oulJ ah be an a,hDl'lCt~

mo,emN1t for broadC"DifitmR". Mnn:r a,rn.rnt111t1wtl now 111,·'k H tnn•·•• !'olitl and ,n,.trhC'lion:il t.ltle "hu~h would be •·•II ratrreJ for by the poht,cnl "tauon. There :m t t>f' hurt A n'

Novt.-m'lwr 12, IU26 ..

f •·,Jtk"al fl)\ )\\, ,._ nf'" \\h wou d l>1. totne l1~tt nt•n-m !-Olt•ly throu,rh •urh a ~tatau,. And unllko the reg-u. lar A tb.~1 ital 11 nt1 the rt would b~ no need Cor a laster.('f in t~, h§te-h unl<-u t.c ,u hrd 10.

".Oo 1 lhrnl, 1hnt Lht.' 1u·,· 'l•n c- u( tht rtHtr{ll)hone ,, uul,I hil\'r an) tlftc.·I Ou

!'<'Ill oral •puk•n "" •s d )Ir Chari• ton. lau)lhin_sr1y an answer to a que.!-lJ(ln.

1'\\ t·U, ll c-<-rtainly woul1Jn't n.::o.U'Ulll

An)· of the .epNt.~f r..:, • for mK"ro• tihonr rrtiiht. •~ll whOM~r hnrd c.f at I 111itirh111 \\ ho "'a, ufra1d to 11(-ak. I rntht·r l t·h,·\'C u,. ,, mid l)t nn t''1•

ju) nLlt• '.'lol osat 111n tu mo~t ~p+-akt>l 5 IJ t I tht> n u•Jt) .-or"' otr ••

In .~,lrlitwn tu the bru.,dc: 1 hnct of Jh1 111•1,nti~ 1ln )1•U b(•IH \(!, thnt 1l

\\nuld bl- a ~oo,t 1d A (ot .\ltn1Mrr~ nnd ll•ada ol 1>,partm nta 10 l.road• ca t II t11l'k for a ft " rntnut~ U)

t,t•• n month 11n the! bu lueu m hand T

''I iw.t wuul1I dl'JlMltl 11111.irt•l~ on \\hut ,a l roa,kA!t nnd I doobt \1•11

much whethtr Mu •tt-1 ..-. u!J find tm1, .. amv.,ud Mr r1uuhon. i•1uln,c o M..' >-111n 1h,·> ur1 th(' hu~1<-:n t•t~f•h• tn th1: Houae ·m,I II Wo\JliJ be dtff"acult for th, m to find • m ..... n urh t pr,•par,, a llllk on th Ir ,.ork.

··nut xii I I.la ii§ J)1t>l I IUfll~SllJOn. lt l1111l, ut.1 & 1n ri•1,1l.) \\ Ith for D br1,1ul rn tin" ,talion bl the frdrn,I l'arha• m nt Hou .., 1h, rt" L~ only Oflt'! way to au ahoul 1t. Th(") mu l 2pproac-h pt l\:lt~ nll·m\,ur,11 in n. hod)'. Havmi: tht:n 1orntthinr to en t11t ttw nu•mbr·rs rouh.l n.11 n rrh"k.te ,·onft-r(-n('t' and

"' p1<41th t.bt ~~:ak.t>t .. .\a rt•J{11r,la thl' }1ro1ukR11lln,1:" of

pulllkhl f r,15,.1,r,mda tJ1nl IS D Jurer• rnt matur f,,r r11ch rart) to ~ltlt-, ldlvtng 1h• -' eta~~ ~t.atiuru. out of th, 11u1-••t1on a!t,)j!'\ thtr.

"ln .-\u?itrnli,,, ~ ,• h,nl' rln11~ ll slatlon.s as "~ll •~ oar m.uu tta1m111 Tht>re is no ,ound ob «lion to a daH 11 1tnt1on bring ut.Ji.l!Cd for pol1t ral r,ru11nitnmla \\ 1th1n r,~,uwnulllfl limflt. Th1• owm•r t1( ,u,·h $lathHlA ha,·e, nol the aame obll,:atlon to hateMn a ha,1 th1,,• t')a§!'I \ Hnt1on~ l,1-.te1 i'N

do out J•h) IUJ) f,•1• t1, U c·l•l'•IC B flta • tiuu \\ hon• t'l'\'tl'<' is ,•,1lu11tarr, ~,nil wh(•l't"\"fr th, no 1s a rlau B atahon tht'N' 1• al•u th-: rl"Rular cla~.& A Mr•

, in c.bt.:undlih "

T here's a <size in Uurgess for enry Cabinet.



WIRELESS WEEKLY NovC'mbt-r 12, 1926 ----------------------------- --------------------

Men Who Made Radio By E. f . FISK

lanag111R /),rC'ctor oj l,nu/gamJtrJ II ,,,.fr,, ( lm'tn1/us,,1) I ittlllc.•,I

/le1nr1 A JI.• I II tht<

'fl,is is the sccmu/ ,wicle •nllc11 b) Hr. L. T. Fi,k 011 the hiHory of rud,~. fo cmr la.st Hrn<' he dealt a,itl, the r11rh dt•· "l:dop111t11/ of efoetr1cal >cieuce up to tla· tt<1gt a,/,crr it di, iJr~ i111t1 sncral broucbe,

nf applied electric;. J11mn t ak ..\lcJ.o thronn lnl 10 rrs11 t I. .LAI.,

I, ,,.aual J I lo,,,«:AJ of ,111,t ru ,,,n/u"' JJ1 11taol 4'tpcrunnll rhr prcdut1MI r,/ CJ"l ,,,, • 1 JI,, ,..., lo«n

...t' ,/'" 111'>1

SF.Lt:< 1 ISf. tht'" 1,ru li thAt It'• I

t \l:lrrl• • or r11ho 1h,1 1wrl t't t • derlul " tirruuwr I the

• inpl t and mo,:t df the S'/ t m f tntcrnai\ nal u •ltTDphJ and tho ,cr~at.,o!lt humnn llfo AAV(•r rH•r

1u ,.,,11. •eo mu,t lfll'ti' I &nntiP thi t,,.'°""' b<for, r,a,hing tlM- tl"t prn,tl<lll

tbrou~b a • rt" r,:t('fflhn&mMr tu tlw, tf'r C"oath1"' llf! found th.At thl chnrJ• ,H1 not lfl\ • n 111f

• lowly, 11 It wasp tin hy th.- lt11l~Tf, but that 1t w11.s Y ry 1.u.,l l~n. and lf t paso,d th• u,:h h body hr M t a k'lffn 'tocl. m,d lf M u,ed a hrc kn1 win· thr ,II <-lait1t1J11l C"\lrrt'til w,mltl Jump arr • •mall ••r ,c11p nnd rrod "' • ~,ant 1pult Tb ar parn ha bttn l.nown a lw•) 1 br t h, I, >Mir tit le, IA'Jd n Jnr . It v

!ore ru.nrn r of th varlou l) I"'

/i. rul -.htrfll1 1la, ,. I nl l /i.f- 9'(>f/J lr.os '"""' ,. 14 h11.v· ,nnthC"fflatt cl r o , •rcA1·.t- /cir,n,J da

H.N, •I '"'' J t4JI •I ,..,, '70.Hl'UI ti Cit,/ rN: &

Ur tn:cl 6M1t 111 llt.H •"" J,.-J •• 19'\7.

of

II, '"' ,-. I• 18.JI -' "" ,. 1ir.;

tn.11.r~t11111c ti knlt1111i,r nncll"' Anri hr tru-.1 t.o rr11t•fl.l P u a:t,IR,·•• 1:.JJlf'ri• m nt. but rur Lhn d.tJ.cMflr1' cur•• fl'11ffl • ~.,, jar tnd

f ~ ClJrnnt from a ( ,al\'llNC bat I y Jl"' foun 1, t thn c t nl!!hmnrt

of h n If " "d I

hi• rlcctno.1

n t ir'"ttnt a I brou.-ht forward • tht r ) ta nr!A n a.•,,: the- AJlllU'l'Ul U1(1tfllll!1ll't C') Ir lh n ry'• nt•r.illM u,., u~ tNI. t, r thf" flt t tlmr ttuu

th• ol,rtr,ral rharl«" t.orod by • • l ,t')'okn jar " d not I><! d IJ>Dl..d It tont ru.te1111 ly I ut wouM oe<'1ll1W In and f rn nrn11t1.! th~ r unflt'(' th,g 1"lN' 1n • 11mlbr rtt11nner to Uu -.wins: of a prndulum r to the up • nd d •n , ibrat on of • roll..d ,prl ,: n•n r 11tlfltt""il"•1 t,y t he ht11"1d 11n,J u ,t 1l1•11h• relC!D ,,it

Thi th rJ' attract,,,! the ~u . t1on of l"rof T Jami! l l«-r\ llax•

11 ho 11 1\Ull iC It "l 1e ,: lrrN"t

-------------------------------PHILCO-"Tremendous Capacity."



I J Kl (. I" ' Ill H 11d, I 1•11

th Jl.lC'f" 5 11 rounJ111i,e the RJ pn:mlim

wo ild 00 in n eon htfon rap1dls e•t<'l"nnttng l t\l, cu t'lt"f:frlC"U1 and mav.nl'tit' ,mil h,: math••11111.hcal rt>fl onrnit h, 1 ro, 1-d that K1•lv1n't thcorv •u C 1rrt"Ct ..

Tia eC'l ntitic- re.111H>n1nc of K lnn and \lax,.~11 had , •1 IAlr., d the apJUttt nil) 'rrntk rn ha, iour of 111 nry'1 n<'t'<ll~ , but so far tho id.-a,, wue putdy th(urttJ(."11! and IDC'led ~omi1lclfl f'Xf~r iu I ntal 11ro r

H•fon, trnullmii furth,r along o\ll' road, we m11f.t pau t' •" h 1 to ton U"mpl•tt- ,orne \\Ork bc1n1r c:lrnrd on b,· l'rofn•or ·'""'"" r krk Muw1·ll fn nnoth,•r d1r.~tion y, h1ch. nit ~nai:h noL 10 lnt•ndod, •ufTT'hod an important par• ,.f the kr owl d th t "a ,:-m,Junilr r,ccumulut u~ and 1fl'arhns.• to"11.rd th~ r,r11rt1(';1l 1n,<'ntion of our rnethl'Xi:s (1( wt~l & rom mur11rat1ur1 ':t:h !I \\orl< of r h rk \faxwe11' 1• latfr,(1 to Lh, ntt.turt or J1ght. ~hlf'h1 amee the cb) of ~C!\\:

l '"• wn ]whn-<'d tn r-on 1 l f tiny part rl, nr r rpn th th c1\\ n oft'

tht1 11tt ond other Jum1nou that thom

( Jerk I>lalO\ell, uh

1rn :in1J t1l lwr ,~11,.1 ti ,111:h .1r1pro:w.1mt1t("ly accon,I. , •JerJ..: atilt- mntbt n1al1dan IK"ran1 int••t~l£d rn th~ i11luno4 relutlo11 11p lH•tw,,, n i'l•1ctrh•Jt~ ati<l n tgneU n1 D.!I

found h, 1-'an,d•r .ind Ocr ted, 11n<l el nut ft1 ,ILllrM'1•r \\hHt m11thf''Ptu,tt.•

t•\l n-lntic11, Mr• €':l:i,-;f1(l IK•tv;,11•11 tlH

WIRELESS WEEKLY

twn fort.:.. • lhs J.:ork in that direction pr •ilur~""'J ii n·~ult which corrc.!lpoo. d,~I with tL• ul,on~m< ntionr,d vt:luc·ity oI ltL!'ht thr<,u"°h 1111at:c•. Thi.5 re..,ul• }tt tum l n•tu·lurl,- tlutL light. con. ftit..ctel of nu eJN:trumn.:mdic l\"BVe, lhMeL.) tn nsrtht·nintr }111 l ,,•111 ( m hi Wd'l'C" thcon uf Ji,tht., nnd auhnnc• 111g it to n t,,a,c, ,,\ h1 1 e tl1L nnluro of tl,l' , .,\, re llld ht defined l'rncl~ t ,:eth<'r h11, oWT fliet.1ric~, tl ,.,.ult n! h1 mnlh•1n0Llral

Vt tig:at un itntl I Ji Jj J'O\Cri, c,f F'ur ul,J!, untl Ot nt<"d. al'!O Kt•lviu'a td<':'I ,,f t i t msclllat r, dtM}1Ju ffl-'i Crom ll r-,,i ,t, n jar, C-, rk Max" II wn ~1i1, to cont.rihuu• un th1. r 1t<•p in the 1l1Tcct1on of nur e-ch:rtl',! rood.

In th1.1 srreat proi;tnotitlC'.&laon, wh1rh 1t \ntl hf. rnnt ml,; n J .,ros~

JHlUiir g ex Pt fUll'-!nt

that rt•"u:r.t~ to f< ll11w Upp ~ I J3,, nf po!.Lnty, '.\fax-

1'dl rul furw rri thf' ma trrb iden thut 1( II• nr)·' T1 s11lt wns 1IUl~ to th•• tl1N'"h II~ .... frun, U f iey'i11 ll jur being u .... cillutory, a uc-1:1.: ted br Kcl,rn. thnt dl ehArc1 \\ould t UJ• ;m ti c•ron A nthc \\u\i \\ I r:h \V11uh1 tr,wt I thr UKh ~t.• \\ l h rht1 peed pf light nn,t would he subJtO to nil t.hr In" t hnt \\1 r th, n kn, ,,;,,1 l nlft It vi il,11 light, l t ., ll l'IIUltl 1~ U•th.,ct1.;d or rdr.1ct..d u n,J pn 1hroucrh ('~t,tin nauh r1nl wt"rt tr,111~parl!ot n r t) 1L ,1upptd 1,>· otl1o•~ thnt ' " l'r• OJ :-utu~.

1fl'n ·, a: a 1u \\ throry of ,n-c.at ,·1, ntahc ln,p .. rtunc·,· rttTt·<·ht,g- thr.

knowh ili?:e n11d u-.t• or tlu• 1.,w~ of light, 1llt•1•r '1$( oil tht' nmnrknblt-

November 12, 1926.

d1-.<'m·cr i<'R th:n hn(f 1.i<'r•n mndc in t•foc:t rk tts nn,I mtai:rncusm and Jinking rh,• two rsqndJy adV1:t.ru•1ng sch•nt" o( opt1c.11 .ond ekdruum,rnt'lism. but none •>f tlw-:.e grt•lll \V(.lrk1:rs cur.ritd th1~ theo11 to tb..c ncccunn: z;lag~ t,C ex1wrimt ntal pro,,(. ( I rk )fa,O\:f!ll'5 thnory, of t·!f dn,magnt•t1e wa,·es how. c••«·r adut 11 1 m " nrul hi~hh- intti,,rlAUI 1 • 1·0 o the- Jrrl'nt ro,1d Jc,t•iillK frun, H11• furnin.m('nt.1l 11iM·Mt·rh1:1 ,it t•lu~tr1( 11,, an,I n1~\1t11cfi w tc, the mn•utiu11 anti ,le,·tlopment or prncti,;-ul \\lrt•lcsa 1:ommamc.,tinn.

1'h1 no.t 11tu,n, wn ,]u~ tt> a tumo(U; Gi..'rman ph)'~id t, n~•H1rlch lhro:, who, 111 llw )~hr H~~o. eon. duC'h ti n ,•r1ea of c-nrclul tXJWri?ncnt .. in his ltil uratory tl Burin with tho ,,h,Lcf ur tt• ting tlw lh,-ory of th• M<1llator5 cliH•hnrge of a L,,y. ,Jrn jar mul fh.•rk Mnx-wrll'h th .. ory of tht' n~•ultn.nt proprigut ion or ,·h•e• trumngm•he: "'·''t~.

The c.- tixi,crtm('lnt1 ,n.•<.•upit-d n J}{"Tiod nf two jt-8Nr, but thc,y e.aLD.bli~h,•1J h co111pll'le ~xf)<>rimc,nt.nl p-rno[ of Clerk " ·••well'• lhtwy t'od,•r Hc-rtz'e r1 l,I, at d t .~th•nt cu.ntrol, llH•...,.(> e l,•l·lro111.1Ktu tic v;.1\'4•5 crn"-l'll'd ,r 11 r<t:ro St'tl hu. laborutur.)· with •

Vl'lot·1ty com. r,1111rii11~ exarllJ to th:,t or hi:ht (r( m the fiUn, 9,•hile they Jeni thon , h• • to reilccttun :1ml 11ther tc11t '"7th th, E.1101"' l'XIWlut- 1 nlll h hf wa,,.., Tlw• ~rt>al \\Ork p1 •1

\:, I to llw sdentJ6.c world the t'urn-ctne t( t'Jerk lli1xwcu•~ RTffll th< 11n that hght ts rrf•Pn~•~ti-d l1y in, Ht n! 1•l1·tlr1lt11S1J,:tu•th· \Hi\~, nnd h1< equal]) ~r• il <lL..Juetion 1hnt nn nK1IJ.1t<Jrl t l<·rl n<'ul turn•nt \\·ouM ,·t up \\A\11 ~ or rt ,imilhr nnturl',

rnparil,J. of r, lli,\,m~ :Ill the known !t1\\ of opt ics. l"h1JJc rltrt-r1rnlly

/ 111, ph II, f l

llllltGERS-"Po" er-l larmon) - Endurance."



November 12, 1928, WIRELESS WEElltLT Po.r e Nine

Broadcasting, the Press, and the Broadcast Press Now that the Co,mtry Press ~sociotio11 is debating -,,,/,ether or not to 11se radio to distrib11te 11e-,,,s, this article is portic11lorly i111crestiug. I t is tra115loted from "Der Scrcl1siscl1e F1111k, '' a Ger111u11 radio jo11r11al, by

W. G. JVOOLNOUGH, 'D.Sc., F.G.S.

WffEX, ~nly ahnu1 O C<•Uple ,.( yron n1ro. brnmkanins: l-',:U11 lo ril;4..'I JtL_. • rt11)(•niJ1 ,n lii•r

mnn)" ut1ntlr nn)· 01tt.• ,ln-,.onl th.ut. 10 ,u ,ht,rl nn intC"n"Dl, It wuolll r-N1(h the ~l.,r1.rnlic dci\dopnninL Jl hu ll(t.ually bU..nin~d. Tn th1 f Hnth, ar,J until rttl':ntl).·. the n.,wt•-'ft of the< Krrat !cH1°("!1 of ch-m~lna;: power it1 Europo- thl• prtP-tlu-tt hAt lw•r.n ArldNf. owrn1,:ht, u H "cr1•, uu tis:hth -Lro1.tka1.t1ng OM wnul~I l"tC "ti• f11llr blind wcr1.• he to de.: p1 1 or to Call lo arrirrC"lnH th,.. '-'1L'lr,lry of 1h" t.JnJQW! 11h~ nn1uen 11, J~!llll !t •nl;r U,rongh thr hnrne tt a: nf th,

t' lc-drl~ ,.._rk. It lJ. pradtcal lt'! L,1-

dar from a. 1inc;:lc point. to, ;a:-d mto t1,1uch v.,th a 1111llion :,uhsc, 11'1:•r-, &11Jd,

throuirh tht"rn, with mnn) millions or indi\"IJunl listeners 11)' mP•rn• of lh• co-<•rf!Tilhon o( a n11ml,<,r o( 1.rn~ mithru.r 1t.Allon• tiro.-,,lca'!tmg ,irnnlUlm•oush , Th"' trun11mi Jon 1 the n•J k•ingJ rn the \•vac-uK.tion or 1 ~,.J_ oa:nr. nnd the- broad('Dllin~ of thl •rl·•·chff or thP- pr't'-,idE--ntl11I rn.ruli datl'S ln~t }·er1r :ire cnP!11 in 1,olnt. I t1

any casf'. brondC'n"tfog ,ho\UJ it~lf So l,t" a. force of milchLY lm111>f1.,

But where lht're 111 (>OWt>r 1t t~ nhtolutely e:nentlnl that tbt>te 1hr,uld ht-: n,gu1,-tion anti tnntrnl (1( the .m.o.chln••f') r u r produrtfon o,f thnt pov.·e:r. Thi• un(nntru1h,-d and ,om('• timl."8 uncontTol• h,hll!!, pow1;1e-.:mr • l tlid.nl~rl•I pow Pr. U an t":X

ception, for whorn thPre is nr. Tc\Oht 1ft penod1 of nor• mntly rc-gnlatt-11 nrt.lrit;•. "W'hf"l'r is thfl Mnl rnlli-nsr nuthority ! Rt>s1ty it U nt"!n-rx-i ... tent. Wt1 haY@ nt!ilht-r -a cfn•<'rship re!ZUUltin~ a J 1

Ull 11111•, n ,r lrga.l m titution nr, 11• JtoU& ;11 th~ l 'N'H (.&tYt. (Th.t· f'ru i,rrumttil• 8t1tH1! b pt•rhcap1 tht: initial atc-p HI thn 1ilr~ d 10n 1. Thi proa1 •onm.:h ur 1.l11f1•rr1tl l!t.:,twru uake the- arenrrnl court-<· d, t1•rm1111"d iu nJ \i'OCt' 11)' thrir d1r~·rnu. 111 111,b\-,rlunl ('w,e11 tin! J'M•llr-y 11 lnctly <l••lin1,...J, \lut. (ur th m l part the l r-o.hl!'hnn of th,~ ,f1tfrr, nt. tnt111na i left t the n, p,mait d tr unil th~ 1111h'titlual lA"!e of its Xt<Utl\e 1im1•1:rt1

l'hb y,roc-t1c"" i; \\:t•II lnstt-..i, nnd ttu1y ,ull ,utn~e In 1lu.• futLJrt.• ll hu t;.1111 t~trrl our, ho~1•\'N0 ll1 quiet. 1.urm.nl llmtt, lu (':t. m,t ,uhjn:L1 at Jill t'\~l'nt10 to rr\·1,lut omH)" viok:nn. Whtn blltl \\here woulri lhe contr I •w a urrll'd In p,-r10J of Utt, t• \\'ho"" ultl '\lit 1J the pu-.t'.r"

Th, d,uty 11n , ,i;'1 ._ 'lm:ht , .. .,,. ly h:n l Lt-.:n apJl\:A!t:·d to 1n th.1

cnnnt <'l n. aonu.! tun~ ni.:o too1.. u,, tl'-C alttl\lllt• ,.r f,.:nor11~ l,ruttdculin~. an.-1 lh 1, larl!to d1.t-. 111, h . .rontlnu"= to do ,o. 1-°••r ln,t"oce• ,t g11t~ fnr mc,n- tpllci:, lo tht• 111,tet:, lLC' u.dmlrt 11 ol \Ii h1c-h Aw far lr,~J 11umt ruu.s n.mo11l(llt lta r,,ndt Tl Lha.n art' l,rond ('a.fl hstt'nt.'r,-., Th1~ att1hulr l'J wt·II (llUTI<h•d, ~\1:'aln l hri)atkn.Atln,r tl-11 µr"L"1LS lut1 • rrrtam r11Cht In (t-t'I •t• 11-t'lf in ,he po11t1 l(,n or th awl! 1m,

BURGESS-Nearly "twice the life."

·h • w:1rm1•il thtt rr.u:.c•n 1-nn.ko in bi1 liurium u11hl tl •lu;w1...J ill crnt1,ud1.1 hy turnmg rnund ;an,f bnmg hn11 .. Jn lU tu.rllt-r IULi;:t"9 i~ "'u." l.lnly thrflt11(h th,· prt'.S.S th.At hro;,.-Jc:l!llin~ r.oulJ ltl\\' aany 1111hc:•tinn t1f 111 ,·x 1~t:~,

ita h •I~ • ,o.,J It.a h1tr-ntiNll. ~rbrct•ly b,1 1t 1tut ,,n lo ,1s floet, thunk.. t,, th.ta 1u111 irt, 11t11l. •·1t I o.xtr wrd1nar>" rnpidH}• gatht t1.•(I l<>l{l'lh1•r II contnntly L"T wing ~rm; or tuh.ttnl,, r ,

th.In \I .. ra,·11hi:1J." ~ow, ht ton, the 11 ,. t t lit! eVt'nln1: Ion. It broad

ra ll thr latest n,.w-a, whir-h. prt!vluu b, Jiu plo u111,~ to look for fn t•n•.r hlotnhig- 1~prr and U, th1 \\uf it rol~ thr ~t" r of n1Ut"h ot tht.1r fr~httr • .\1ao hro,:ul1•.n. t risr h.-11

m tlmN 11h•>\\ n it lt " ( d,ou rom• [tetll••r to lb."' mattM ! urlvc-rturna: JJurln,G' a Jlrlnh n1' &trlk<" 1n ttri .. l11tr t ( ltf:! l J In add1t1on to :i,.1•1tt.lrng

"Jl t ndhlttt, one gr, at. rmr ,rlnm tuuJ t1alic1 or II il1 l•roadl"Att. at lntu,nl11 1lml~, bt1d fonn-;J that th~ muned1attt r..,.,alts l't'fO in 110 war irlft ri r to thoga htt.aJrn•d h)• the or. 1h11.1r}- rm thocL& r,re\1r,u1h• rrnployed.. ,~i':ttn.111ly this dt1<-a not prn\·\! thnL th .. 1nqrtinn of A 1ww1papc•r ,uh-t•r• ta ,·nH•nt it \ll!r.t,u 11nrl a\Jp1·rfluou..11, hot ntr thnt it is rwit,ihl .... t.o oht.ain a •uh."lfltuLc• rn·n ff ~nl)· unt1rr veey

lll'H!Ctz.l clrcum .. ltAhet~ •

.\II th,· ume, whrtht r and to °"hat ., •ten t l-,n,udr,1 Lfn~ a ur l"an 1,,, a. com~~litor 1'f th r rr·1 t11, th•· 1l nll y 1•r11 • h .. M nil ob---l11,,,..11on to art a11 nwntor tn bro•dt'll"tmtc, ant\ tc, wt1.rn It. nt to Hhortl1 hnd quid-1J1.11J~. This is nthrr thfl f11nc~ t1nn nf a .. pccluli,,,d bron~ra,t 11rns. (ron.r nn. Pa,, 39.l



l'uJ."t Ten WIRELESS WEEK.LY NovemOOr 12, 1A2G.

Nation-wide Co-operation of Traders Needed W~ Ile 11d) pt-nt :-qJ 1t- tim,· ron•

11h rh11,t ht c-o-r,:pcrnLJ\'e B!-JX'ft

1JI t,r11.atl~&l1n,::. lt \\ 1., d,•sr 11 1t thf'n• wt1., \\.Ork to bt ,tonn t,:r

ub\lOU th:1.t ht l•lltth c,f J ublirJT;> rnue.t he t.nkt.n lrll d1.s. ln11t pa Hu.• pul 11(' r i I t,,. l Iii

mor nmt , or 111?, ut tlj• :,dvnntD~t:'"S o( br11:1tf.."tl tJ(lA' It I nc,t suU i:icnt m 11 I) to ln1~11kiut n1 ,l to ,h J lny r M\ UIJ,? 1 •1u11,mt: 11t III hop \\ ind \\ : th<" ~. r•< rul J1ul Ht'.' mu!lt l1e convtnr~ thHt l,r udr-u llrtli? 1s n lo! ,od thina t

J< 11r tl rert.111 ly 1 a gw~ thi11g lh1 rncnn "h• r..: L)" m ll",

tor mn)' be brOU5:'ht. mt 1

\ ttd 1l 11 ~e-au t c, n nn) I" 1,1 It: n1 , unM, hr , of the oppurturu t1t th,~ i,r'-' 011 nst th t th~r" ar not mon- h t n 1

Th• 1•o1 t t., I>< pla),.I t d, vd J mg I roailcJl ll11,:r L,: tlu \\;irclc 1 nu U e P4 rtant '1 hr ucr bu!!1 , nrnJ or I rolt.d A ti1 v. g nPrally largdy d,p nds on II artl,ttk& of w Jr l I, I rn•fen.. 11u y are 1n du " t. t ud1 \\llh th<' f•Uhl ,. it '" lo thtm II t ll t'"t 1nk :a ,t imt1.1t cumo I< 1 info, 111utll n. ·ind a Jfrcnl d~I dt • ~ rad nn tla• mnnn I m "h1ch tiµ lra,lt,. t,, 11 lhem l'nlort11n:Jtcl) If. i prc,k1Mr thrat (lffll pro111pc,•t tH!

nuJio t.'nthu.,u, hi hn\,• t hL·lr lmtrnl t·nthu la m ,1 1t11p+ ,I I•> th..- l'.il#tmJ nnd rnrclt-M mnnnP1 111 \lih1rh cnquir11:1 regurdlhJt ree<-h,-.r trouhles a.re onP:\\'t_·T("<l.

E,'l,n w1U1 tt.11ti,ojf.1t tnr) nt1•l nlilhring ,,u,,11ti11n l,y tr.ta,!tors.· 1u1:11i~tunts, tht.• ,rn-nt opportunitwt tor t'.'Xtt'nrlint: ihr bmun'"s" art1 not grniq,e-d. h I" nol .umrirnt ju!lit lo ~.-11 a. ~Pt; the wi.s.e tratfPr wiU <?rufonvour to en~nre t.hnt the purchru<er abtain~ Mli•fadlan !rnm It, nnd that hi• lnk-re•t In brcu\flraKiinsr ir-. at!.tivc enou~b to in-

11,c N.S.TV. Radio Hmttdca;t B11rca11 fta5 done acclle11t 'I.Ork III ti,. dn clop11,c,,, of broadw,t111g. T11is article ,, a pl, a fc1r u 11111r<' nlt-1ui,e <,hcmt' 11[ 11t1tio11ally orga11-

1Sl'd traders. nu rice t1lh1 t fll rrh• r Th, rlt••

mt nt or Jen 1r, ht1uln n1•\ 1·r ht• lu t lf"lJt uf On ·t :1g.un I. t Ui; &11.)

hw;uJo, tmg i n eo p•<:rat1ve atfa1r And th lrud, r , 1f th, y .trt> w1"e, mu L l-.H i ,u l'hl to1H h with th,• 11~.t•f

11( tla~ l t,iJ("(

Rroailra l 111:?' .:·T\:l(T Uf.tl•H18 l11r attu1duig t hutrrh .. , et , tl4.", ma~ n t ~ as n('(',-A.MT) n nm11mob1h.~ , n·11-•t• tat1c,t1 ; hut they l'<•rt.amlr

\\111 he wpntnf ~u 11 :a , n 1m 1, ...

nttd<"ti n" in 1\:r1) <'It~. lh·nl+·r ir rli dunlly , 11 .1~• ur to provid1: uch rrv1u. hut lhC" utt<'mpt-. nn

not utlku nt a ,t an nut c:'O-<-r1lin 1ttei fto--1 rd , u•10n 1l1•nh•r • I\Ctl\llies

\'1'\ll bent r11 dclllt•r1 :rn,t hsten1·~ olikr

m d prunnrih: lor brrne-m~ thf'I t,, nt:"l1t of l r lfra ttnse ru-an.•r 111 the rut l it."' who AN' !lltrII llf'lllit:,t Intl. \'t•r,: n~fu1 wo, k rn th1~ d1rtc:tion l b~ing tukt n now n ~t'!W ~ou(h \\ nlr.51 hut tt d ~ t1 ,t .Ir" far 4! noo~h- \\'ell irJarni t +I 0 drl•~ 1" 1.-•,"nccntrute 1 and nt11nct,,,, publi<,ty n>uM he uuli,("{I nun~ e.xh n l\:t•lJ E:d11hition14, 1-rn11 ,It r11on&trnt 11n.s In lntfl(' IC"iilt"W 1houht I~ mon- fttqu~nt. The! l•tt•tldC'4'1lins: L0Htp11n1f'!l wnuld nl ca11r11t- ro-or ... r11t,•

HI urh 1110,, mrnt-. It i c:tnl}• n<-ct'il

,a. ,ry to point to the, •ucC'cJ,i nf the 11-lrlbournt• cxhih1t1on IRS"t fPAr whpn :n.o t.'(l-Up11rn.tt•d mth the wire.le!i.!I t rnd1• ua r-xc1tin~ the inter,-st of many thoum-ndJI nr penrle in liroad(';(Llllling •nrl in t hr- varit-'ly nf rt'r-t•i\·in,t !-1.fttt-.

The prndurtinn of thoroughly •!liclenl receivers is- fl mattC"r of prime -impnrtante. U~e-r& or iset.s 8Tf" t.etoming mon~ particular tf not fn..o;itidf. ous. Tb~y knaw that it i~ 11ouible to hav" bc!tt~r 5ett1 without unTeas.on•

PHILCO-"You never need guess."

uhl)· m rtc-i •dug tht.• roi-lt. B:, bctt<'r ~( t i i UIC>:lnt kh that a:rt ... u,nl"it>ntly

,,)< rt1\·l, "·on11,tn1l"Lt•11 .. ,_, ll~ to gfr~ g11 ,I n-pn,,lurtfnn f1( mu:-.k and to Juu. ;i 1ni1.11m11n of cuntrol111. ~ow thnt tht• nulh1)ritit I rr 1101 -.~hie l,av~ ,·tM\tlt:d tlu- t1-l ah<1n-. lut , a na.rrnw lmnd or \\iji\;' .. h•ol{th U '-.t•lcellH' 8ft

1, , . ..,,.t nl u,I. And In nblttining- thnt ~d,.cn,·ity lt ia tht• hu~ine-.--1 o r the tr uJ r 1, g-l\·,· lh1• 11 un·l1.1--t•r <,r lhe

t J ruH·r 11,lvit•t IL'J..l"llrflmg thu t'.OD .. tructtun ut lh..u tl.\. ricil U.nd e..nth.

:\1 rn:,; ~1•t,d • t li~orm• ln11 ;ttht•rti~t:-1111 n for 1hr trailt-r \\ho t11·gk•ct11. th • 1 rt'l'U111 ion. It i11 not ,ml) n pre• ruul u1~: tt i ta. nt't'C&Mey part of rh1 ltnr 1<"tlfll1 tir ~(•llini,r lh1• ~ .. t

llo\\ 111JH1) tr:1rl, ri rnakc an) ln•

•1uir) ik. i th1. l11t'llt1on \\-he-r,• tl1e !-.et t., lu Ill" U t•,J wh1·lher tt 1 ~ nt.':.tr a

:-h1l1n1 that nu.t) inh·rC1.wl !Sot tH 111} 1 am air<1id And when rn 1ral<-

11r 1hf!.:&Jllh•lhfrd It. tt·nu f'omp1nrn~ 1hut I 1· l:UHtnt h H nut an 111tc•rf1 r ~ 111.g 11lat1un, h,,w 10-111} \\.1rt•le1-11 .tih('II

11 i,l.!nL ... ,:rin• the un at1l!{y1ng- r••ply. 0q, l n \\n\'l· trnr,:• '! lie t•l1n11nat~1H~

t•f t .• mterfr, i•u~r J1l11t111n fll!i)' OC'

1,iroughl i.hout I,) 11t10:11;r mtm.t\fr-a'1d ch, llJl('T m1,;.1ul& 1! mlnrmnt111n 1~ z .. •l

e-n.J ty O r, \\ 5Utt 1M1• tnqnirie.:-; nn,1 u 1111 adi,H't'.

rh( u:11t•f11lnl'as of the pre~• in oht.a1111n~ rubliflt~· 1~ 1111t prt•ftt•rl) f"!x-Jil, 114,.J It 1,hould ,,,,t l1t.1 cli111l·ult lo o l1tnm. Awl r.~pt.~rnlly 1n country d11:-t nett t th1~ rropu~nndn 1lt."!lrt1l1lt..•. ,\n f'xh1bition in n rnu11lry to~ n w,.,uill cit I 111(,1 I tu j ll<'Yt'a~(• thu nutnber or &-l us.eu tbnn indi\'1/Jual d"moru:tTatton:t by trnvdline: rl'IJrl'-<:t ntc1tt,e .. or rH_\ trntJ"~· Anti it \\nulcl not b{i

mt.1t"h mon1 c.•O\i:lly, ff nt t11l. Tht.: coun~ try nrnn ti probnbly morr ~eptital thttn 1he city 1l wPller. anil thne i< nothinu likt- 1·Jt1IUnl!' hlt11 ht•Ar it • .-. :ind cltmonstmtin~ t(I him thn.t man• lpulo.tinn of n rt-e••i\'C•r i"' not a11 ftt11.r-1nme n~ rlei:.cri]'II iun or q•t ~ nftf'n ,ugJ?e~ts.

There :are mnny more way!'! in whtt.h All orj!"ani,ed trade could Sllf to the puhlir "let U$ help rou.'' but the lint e:.-i-.ttnlial rs lhe urgnnising oJ the tr•d• for the purpo,e o( publicity and "l{')'VjCf',



Sov1.mber 12. IV:.?'3:. WIRELESS WEEKLY ----------------------------- -------------

Coming Programme Features "N._e-i.,·s a11d 11ntl'~ from the Studios abo11t items

to be broadcaj/. Some outsto 11d-

lb,,, : Jlurnp!nfr 011

rolr" H&1:in.-r ,Jt '"" ~·r· • flolu, J Dirr (,oP'l:ttt, a , ,:11fo t,,oedontm~ attut Rr1h1 Hiu }.ti• ,. ,, ",( j ",._ ~, (

U>p,rtll

Ll~TE:0-H~RS h• 2l't. 011 ~ r c-rnt

;\lun1foy ntght ht-:&r~ tht' ~~•fnl'Y 1-'lutc.> Cl ab in ,o:t i,,u, 1..•11nJucl-t:'d 1,.), \Ir J ,,lm Lt-mmonr, t•n(' r,f th~ wnrld's famou .. ,1

flau\1,-t~ TbL: ) m11luimt: «-fff"("L nf the ;In tlnutl,u w1t~ ~nu1rlc:1.ble lt "kit tu.rd In t~a.l.i.i.t- lbat IM> 1imih•1I an m-;.1ru,ru·nt ('f.tuhl I><'! o rJTt·clh,f1Ji u .. .,.J, nnil thr .. ,)lut b) Mr LPmn10nt~ n:.nd thf" (lliJ!wat II plan I h~ him lo th~ ,.,onJ::t ,.unt: h3,· llL-• .)la~I Un.trh• clo,·, Wf"n" «-X<1ut.ady n.•1.•N\1•d !?Fe ,s amuo:Hi to 111.-nng+ "1th th1· ~)·rlney Flutt' Cluh to l1ro• rku t turlh, r 11,•r• !ol lnHn('t'"

ASTttl'-f: KO~ST A'.\:T, the Fr,·11th. pmn1 l. wh1 1$e fin.l rec1\.0I in A 11

tr•h• "Wftll l,ro,ukut h:~· :!H", '"11 h• 1t~11r,J lit:"..hl thrn 1~h thnl t.utli>o tJh

F1 ,f,n !\'o,·r-n~r 1'•· ••h.-n h1• will vlu) u ap,t<-i.n! l1r(,:1.Jc.1 tintl vr gTttmm ttom Ptthng !I! r,,ner-rt llnll

:\t.\ ~LY S \tun1<"1pal Hai ,I, n<" ,,! the hr,,!.11. mt1 tan bnnd• 1t1 .\wuraha 'I\ Ht he hr ,1eu l from :!F( r 1:ul ,rh·. lt is hofl', ,I to I ta01:tu1t the h.:.nd (fl:,m th l:'tauh hr,nd l\tnud, 'lllnl\' Re111•h, •Vet)" uc rul z.;un1lny nia,:id Hu,\ ~\lf'l

l' • •ml :-;u"dn) aH• ·nm,n.

1'H...t: U.t:LlGHTf'UL mu:aira1 rnm• ' t•dy, "Thi• ( h ll.\tl'" ~uJ,l r-r' "VlU he,

heu.nl from 21· (' on i1c11uh1\ l"\'•·ning. S n111t,1 r ;!0, \l'hrn tl1e l t nnd 2nd Acts uill 1~ 1,ro.adca.tl. Thi.: 3n1 Atl

\\ 11 he c~nf'mlltr I on.. Tu«"4cfn.v-. No-

i,,g features i11 co111i11g progra111111es from 2FC

and 28L

vt•tdwr :!7. 11u .. • vr•11tlpul 11,.1 t will Ix- l11\., n l1\ two "' l1°known Ji'~( :irti ts, )lr4 Jom1, U,>1uwll>. "' 1i ,1, UT") ,1111 Ta;dn,

l• lll:THF.ft l~m1~ ll~t,1" .11tt Jlfn ll1I d fr 1111 :!Ff\ 11,du• ltr::;:- th~ hl A,•t ~t th1 "Ort•h11I, • un X11v,,rnlK"r :!.1 und th, !nil \C't m ~o\ u,lxr 2- Th whol, nf ''\'t•ty Ci,K'M1, F:,Mi<-.'' on Sht¥

unla). Jl~ct-mlt:t L u,d th«l ,\hoi~ .,f ··111,rh J1nk!11•• n !--;at11ro1a;, ~uv .. m

l11:r .!7

f •~ :O:Art• rtlJ.\ \, ~4 , rnl,, r l.'J, \l J111rr1r1 \\11rt nntl \Jr\\ 1' L, \\1 \\' 111 be r alutl"I tu r.1,li IU it ,Jutt numlH-ra fr, m !?.JU,. 'I11ne favountr 1.utut(.03J ha\e l>t"th

fl.:urinc- <•n Bruutka h u• 1,1 1,-T11m111!ll 11lm11 l !oHHl th,, IU('t r,ltun or th.e .StJHi(1n, and li)· lh( 1·nnt1.unt 11rto t nta 111111 uf fr-.- h 11uml1t. n 1ua,~ H'!.'\'1\'t. .. J II vrcat mru ur, of uppr(' lritir,n.

C(Hf PLF:TF. &t1llh r,mKn nrnh wJU h~ tra11~mti t('J rrorn Puliru •,

---------------------------

t, ,,, } u ,ii, I ,, JI "'u-f), !rn-3101\ • ti "ii. lup<nrusn ,, r

ill. •.ml 31,tl ,praA r

I fr Ur C fin , '""' ~ultu''J bar l flt' 11t.\o &.I fl,

r rf<.>',, ,,.. ,,, ~, o ( , t II all t :,?JI n .\nv,•ml , r

17. Th •Int p nh•n r the proL--r•rt1m1 " II 11ft ,1 .. \1 h.•,1 t t"om110 i• uon, by<•""~· with olo I,) ~ln,l11me \'••rd T.1 mu., ,nprnno. •n,I 1tr,aktton, .,~C11mpn1,1mt-nl by Mod.u.m-.. •~•,dyn (.;r1, i.r I h~ Jo tr ' !tlo,--em1 nt of , tw <:r c-5: Conn tto f,1r ~wn ptaan• w-11 hr rla)r•l li,· ~lahlalllt" c:rtl'ir al or , s:rand ftL'lno .and :i.1r fl-s••ht \Tidtl""on, 21-'(• 1tu,lio rnn1rn.,;1..r Ill tht" c-raJ11I pl11}r1 1,1.no. lht! ,-co,t•I h,,.I{ of I h~ pr llCfAmtni' w11I ~ tAkl•O

on r t): ~,~ Uc,utu t1uvat1 llhd \1r111 '.'\011nnn ThomA. tn II Joint n:clt.a1 ! ttu t" IJ.t1 ,r, of th,~ h:up. ln \\hkh tl1, tw n111ddntta will p1ay thf! ul4l <:rt• on hArp IU111 hi: m t n,ocJ, ru lu11trurnl!'11l, with n etot} c C th~ eon1u .. tlein r th ••I;! Wh~i 1trumen1 fr11111 thf' f'i'arlil' I t"c·•u·,1 which i.r•~

hu \... 11011 ), n Theh u 11 11~'\it•h) hl• mnndohru \\:ill h<.• uutl&r,t, hnw• hit u,,.. <"01,t m t het wt't n t h•1 .atly trimc m trnmcnu nnrl thr- nm,1em

..;,.n "111 hr uns: l)'plc:tl ,r the \"".1f111 111 ftC.'! o w-tth Mrp arf'nlrt

llhllirt. fl

~T \ l lll~ :!HI. \\'ill f, auu,, n tanng tnlk h\ (Ill €'3l1'N"' rf'4• rnon. g1Vll1J,!

lht I UlnJ.!' form fot I ta ~ ,t 1!,n••11

rnr-i A, n Xo\t,tnlw-r 12. lnforuutthe ,,1 r tt•rotuur 1-:dlo nr<- lo.l,•ne•I 10

h, n hll'!'•' J\4,rt 11~ public ~h,J .tr~ kr• n t, t.,Kt' nch·::i.ntl'l-'ft' uf' t h • lnfoTrw,!Jon thut I l.rr,11rlt'nft.1."!

r lllLC0-00 \sk t he mun who hn,i one:·



Pa)'<• Tw.,lve WIRELESS WE.EltLT N ovemb<lr 12, 1926.

C/Jroadcasting as an Influence in Family Life 'There is 110 likelihood of i11terest i11 rad,o abating says our 3 LO correspo11-dc11t in thu article. I t lws too fim, a grip u11

famil-, fife

WITETHER ur nc,t broa.dC"a hng 1e ,1 pul1Hc IH'<'t"JC!lt}._ it b l,t ... ,·omm1r n l,,'T'Cftt CaC!.tor in

(nnuly 1,(,,. Ind«·d lt ls grn,l11AIJ) nu,'ki1,1 UM·lf ft•IL ifl I atiun ii lit ... a .-violNIN-tJ b) the UBP maa,lt c,f it in th.l· n."'C't nt 4: I( t."tforu1 It mny n ,t btrornct. t t)'fe at o. 11ubhr util,t,v. be«-aw-t1 a 1n1l1l1c ut.ilit> as fudtiprtuahlr, likr the l:A9, wntt-r, and d•rlrk hi:ht ae.rviCf'J!, th~ 1 o -l c,th,•t,, and lh" ra Wn)'I, Lut broa,h·aAtrnc t, tert.Rintr d• vdoping as an lnfluieonen in fAmil)" unJ community liffl mu,h rnorc rap. 1,lly I I nn any o1 the ten-ires ffl1'n• linr, I.

I hr• i• no Hl«·llhoud of lb~ 1ntor rat In hrondrnmns: nb~tm.,- The n11ml~•r o( pN1J11t.t \\ho li1tttn .. in ~VcT) night will ,Umlnl•h as th crvire bcconu more (nrniliar, lint th nun,ber n! nt!l'· Ii te.r•rs will •lw11J1 ho ~re:att-r than I I,~ number ,,r lo ns: interc l m it sufflckntJy to .abnndon the fl.t.•r• vu:c. \ t tlr1'!t,. pe,nplr an• 1·har,nf'ft by th, nnldl> nncf tl•mptud to don th, earphones ("\'tr)' mght, l,ut nft1•r

tho tint few month11 of ._u,·h tnlh1u,l ... &.-•rn thttir u r,lour t-ln~k('lnl and the;, &et&n tht• programme for 11,rr"Jal item,. But they w11l not r-a.;11)· 11"Jmq1111-h th~ ••rvke. They will k.,..11 the nt n11c1 H-1tt•n•in t,• f!,ptci111 itt1ms: in th~ pn1~tKmt1w.. Rfn«t it i~ apparent what nrr tha prnM•m• ronfrnnl1n11: the rraJ!rnmme diri-ttc,111 c,t lhr. l1n,,a(I.

c.n~ll111r ,ta.tinn!=~ The-ir audi.<mre hi: so wjde and so wtrfod that ft pro. gramme on n. restricted nlnne \\·ilf not ~mce. Thl' i,ro,rrammr mUSat within .t. «·rlain prriod contain i;omtthin~ for e,·oryonc. s~mc JK'Oplc '\\ill prefer n "hiKhbrow0 programmr: nthers wnnt lightrr mu,i,ic or ~tnries. and quite a numOOr de-msnd jnzzy mw;:ic nll the time. Thon th.,,-o i,, the •porting enthu~iut who buy, th• ""t rrimnrih· to hear t.h.f' ,:porting result• n.nd

lit, f t f «Ar1m, " ,r, 11/rrtl -ln.duw ut tltr ::H.O rn1cr11;,h, 11, tliu If.HA:. \Jr. hd!f'w lrm n,l'um~.-,I plarrJ u:uh 1/r. I rHhttllll'. 4nd u,ll l•r hf',ud

lrom ~It Jot c Jiu rt twu·.

uo ihn1 1o hu11 la Lc,tt1r ~b.."ln the, m 1rrit1t1on from :1Ln .,ft,Jh ,u1 rm of K \H~!itlmr nu,rcl1 \nd not hy .u1y

me&tL'5 l,•:u1t, ju,i.1-tint; h) tht plt•l11'Citt o( h.att nc·n' prefeN:'ncc, in pro:i,!'r,1mmt th nt.t', art- tht• r1U111,·ruu~

tH•o1,J,. ,,ho Wilnt t,~ ha\·e th,· ehurl•h £fin: t<"<-11 l1ro1J1rht to thc-m.

rn 1ht'! l'lld(•3\:oUr to t;~lti~f)• hll tla·Et• ,t,,sire.s ll Is t-mnll wondl't th~n thnt 11om1.~ on, writet1 o<•ra...-iunall)' to tht• pn1,,rr:,. ,lllJ lonirl.li11• o( th~ r,rogrn..mm€>. ~omt• iL1·m or ikm.A An• objectionabl~ to htm (•r ronw lh.'n1 he wunt, ha not b. en ~in·n. Ami Ill tht.' 1111nH tiou• then• ~ill be mnuy hsli•ru•r~ writinsr to 3LO rongrntulnttnl? the dirttt<'r on the r·-:itcellC'nrtt n( th<:- itNu romphtin•·d o{

How thN1 is ft Alil'"fn:ctory !-en'ltt tn h•· givt:'n, hut by Meekinv to flt In

l" th• proitrammo •omcth!ng that will hnvo a •pecial llJlpcnl to me to-nij?bt .nnd to you to~morrow nicht. an.I to thr, other" nn SaturdHY a!teFrmon :tnd SundAy cvonin,r, It Is extremely dif-

fl ult lo wr whnt IS n l:'lk•lf pn•• ):,T fnlrlf'-. -\n,I It '" rut1h lo !'It)' 'Ahnt prngrJ,nHnt $uppl!et1 tlh ni-..ci.t1 nf •ll h CN1t rs. l\:o tt1qu1r>• or J)kbi~cih: \\"(!uld ,I, t.•rmtr1t• thut. ..\t lt·n~t it \\ ,,uM h1• 1tt1JH'"-'ll11t, l11 l'IIUIJlilt a pro. gr:111111 ,t that snt uticd all th£' requirc--nH.•n ta in on< nicht.

A"' in tht l'at-( of ht•\\:.;paperii. or nwn-• Julrf iC"ul~trl) th(, J>('r,,,ditnl pre.!S it "-N:ma n.!11 if th~ LroadtJulin,: com• pony mu"'t tr~· to h 11 tht• pul,lir: what Jl 11:hnulJ \\:Hit. To ,lt•pNul on :i~r.-.t• l. int.:d \"W\\ ~ urut orimon1 is ll hope leu prorri~it ion. Tht. Clim pony ap, -y,o-rr-ntly '-' ill hn,·e lo ~t-t it." flWr1

~tamlard, kt-t'ping h1 mind tht? require-1m•nts t,f aJJ rht- ,,aricd multitude of 1iP:lt.·nN~11. Tht.>n: n.n- mnn~· JwOJ'llP who do nut aJ)prN."'ialf" coud rnusi~ ~lm11ly hel"11ufl.C• they do nut knc,9.: it M haw~ nt•\:t.•r hud th(! opportunity to (•njo)~ it~ charm!! ·without the tedium o! !ll'tudying it. llet"e i~ where a hMnch,•asttng- ite-rviee C'an ~ of great u,.,.. Tho ~xplanatinn nf mu•lcal item, a, Jli,·en by Dr. Floyd at 3LO will

BURGESS-The Ilnlleries Supreme.



Sov,.mbfl' 1:?, 1926.

~o rar in crealm1t • d~•ir~ for lhe bf:ttn t lRlill" ot mwi:it.

TJu,• Jr-nu~n~@- exe:rt:Nl b:r • broad~ caauns: •tat.f._,n in th~ c~rrcct la&~~

of the English lianruft.&ll will bit\ far• t<'nchint- Evf'n the unnou.nc.i.r wlll be art'epted as nn Authority on pronunciation. 1l l-.•con-1~ him l.o be «m.o:;tantl) on hi! guard, and io te•lii-£< •lway-. the re~p(ll'1ql1lr J)«!lttinn hr occuplu In ln.direc-11}' •ctin1t ,u1 a ll-acher. The vanOU!I )N:"turer, both in thi: m.D.ltu aml 1.ho- mn.nnftl' o! their Ltl u,~ heC'omt- l'dncator1 and t111,y inftuL<nct) public opinion.

h w11I bo a compnrnti\·, ly en ·y malttor for ii broodc,ntmiz •tatlon to form K wu~icNI Wte •nt! du, clop publlr: ••pinfnn on \·•rious IOJllCS. The n1r-rlium (.I! inffllt•nci• h• muri:, du11tt thnn thP T1M'"JSJ1:1J'lf"r. B·.1t. the ~e11on,dbihtj, 1111 1rre-1,.kr on tho broo.11 ... ot~tlrur rf\m)•L'lny. Wh, n wr. wn,i11'!r how mar,; t:h1hlrl'n h,t, n-ui-how mnny lmrr,·JU!lonnbJf' minds nrc rr:ldy to be mtlu!'ltred \\t" c11n hu.n,rine the 11nx-ii, ty of lht th11u~hl fill ft.!ld eon• e,c1t•ut1uu,, prugnnum, d1n.-ctor.

l'hc atu1 ic:,n muilit •eL 1l• vwn 1u.nrl~r-,i and that, c! cnunt, n1u1t ha flr1t at.111 !orl"mo• l .a di,n1flto.J t,neA ,fiirr.ifte-il onr \\ithout .--r,y aloofneu 11r s.t;irrilue of ''h1i:rhl,rvw,. jJ1,,•1:u. The , lr.H" 1Jf 1~ FnYin~ w11l hr. d['unrlNI aud the djgnity of the It.a.hon kn~•• 1•retl if tbl!rn 111 too much "'•tuntlr,~"' It m&}' ~ all \·,·ry w•ll lo cauw cc 111-m~L ur 1H1hli<'i1r hy l,rnndcn11tin1t unffrLAlt11 nr>i,n; and ,,,und.s froru the button~ cir n. t'MI mintt. hut thnt eort of thing r-nn b,, ovndon~. Thue .1.re other wu)·f 111 "hh.•h rublicity mny l\(1 g11f°«m t,i, th, J!iPTVlt<', and a.ppl"P<;"iattve 11uhllc cvtnmenta earnL.J ,dthnut fi.•king thr: d1gnit) of thP inAuenrt' a hroll.dc4!1bnt: HniC\:' r11n alwa-;r• t·Xtrt if rA~fu)]y marui.1ted with a v,ew to iU u.IlinuHo plat'e----lu the infful'ncing fnnors tif puhlir ancl family life.

A~ Y larutt bruudauting atntlon ba..11 C'OUnllN!i! numt.,.1'3 of visitors who Rn: ~o keen About rn.dfo that th{'y a.re eomprtlr.J to rall at t.he wlation ju,.t to ~ jO '"''ht-re: the pr11SJ1&D]mca romr frorn," With ha.-rd1; •n exrer-• tion the first quuUon a~kcd by a viMitor f5 ' 1whkh i., the micropbon<-,''

WIRELESS WEEK.LT P•a<> Thirteen

Get Anything ~~ on the air" in seconds P erfectly with certainty

ut lh~ uma{.ing pnc, of

or t'USl'

urms if70" ,..;JI,

n irl,

44,&.,TS ~ A\TT.D.

An aUn. t•Y'of ._ .. ,. •••ney I ,.,.,_lu,,,i I • .,..,t..bW rn ra••1 •MlrM"t.a Wr,1• u, ......... ,.d~ '" u. f.ub.

Y,.,u u.rc cordlally 1nv1led t~ tbl' p14.'A•U1'\! nf ki"1ng. hf'n:r1ng, operating, kttowinr, tbt!' wond,•r of the woml<rCul ML'IGA Y SUPER FlVF ... Any rh11cl cr>uM LunP in and im.mfldun.,Jy 1f1,c ,...,1u oqunl to an ell'l)<lrt. If }'OU c-annol cn11. t<.•nlf for ltt•· parth:ulaN.

J-l,s•11foc.turc.d c-xchuw U'f l,y

MINGAY'S WIREl,ESS MANUFIICTURJNG LTD. Alma S1re<1, Darlington, N.S.W .

0.. ~;,.. ot tJ.e Syd,.q R.odJo Compo.tty. 2U P11.t St .• S1·d,.r, Prr.miH:I of'D,tttl F.,nwliin& Compowy



P:1gt• Fourteun WIRELESS WEEltLY :Sovt'!Ilber 12, 1026.

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I SUPEi0i~~vz~DELS I

1926

P,;ce, £49/10/- i L't't.Fll.8 ,ot1• t ·1·,1os.·1' 0Es1uE 1:-.. HE' \l'"'Y .cl.SD l'ERFOR~l.'"'"CE i

T Iii:: l!l:!6 ~l l'l,lt :.OUIO\'OX ,: l:~aut1ful to lo~k nt-lends an :t::spht!re of :::':,_:,,,_; digrnty and worth to Lihrary or Drawmg Hoom. Xaturally ,ou expecl unusual pcrfoi-mauec fr,1111 ~o 1,.,autitul u Hadio Set and unu~ual performance is exactly "hal you get. Tuuinl,\. for uxumpl~. i~ cunu·ullc<l t,w thr11e dial,; only ·.SO per

foctly a<ljustod that ench Elution <'<>mes i.11 ·, way~ Ht the ~ume ,liul settings. lt ne,er

rnriPS. f'nw, rtul l<><..il~ may h1• on lllll hl.,•t, yH you can lune I hem out rnmpletely =,_i=,,,,:,:,,,: and hrmg in rlist11nt su1tion.•. Tone reprndurtion i, nlwnys clcnr nnrl true, the ,·olume ·.tv.a), adL'qUal,•. :--on n·gcneratin• 111111 e,tr,•mdy :-ilt•nl m op.,rat,on, thi~ Recein,r ·omr,risb tv.u st;,g.;s of 11111-,d Railio Fn.>11nr11<·~ Amtilitlcntion, Dt'lrl'lor :u1<l Two ;;lage~ or Llistortioule,-, Audio Aruµ)jfiuitiou. .Hef urt> ) uu choo~e th!! nm1i\'i.J1g set lo «·ctt])) the place of hOil(IUr in ~·our home. l>e sure t, -,•e nml tr)· tlJt, COlJJOVOX. It~ beauty ) ()U will rcct>gnis,• ,ti a gtan<·c. It, uxtraordinary rnp;1niliti,•s ,1·• will lie !ways glad

J(I ROIi £ ST .. NeaT Hotd • .f1tJITalia. n·oNE\.

:.iil!OIIIIIIUlllt/lllllUUlltttllllUllllllll!41tllllllUJlf11111 u11u1u11+1u111uu,,11u1u11u,t+111uu111111,11nu1111,1n11111111,,,,, ........... u,u1n1111111111+1111n,1111111ot+1t11•nn11uu,uuu111,u,1111111Hlllllltllllll;



!io-.mbu 12, 1920. WIRELESS WEEKLY

Tiu• (' N n wJ f .:r11 lfoni ~ t, ' . ,. l/U ' 1,

Beam Statio1ls Progressing Slmvly llmtruliatt B~am S1atio11, at Balm, u111J Nnck/,u11k, 1 ·;,. Iorio. ~ ill be mJd) fnr ttst< u 11/t thr r<'ciprocul <rari,1111

in England ma fc11· Mak<.

THE lie-am Mni<' hf t\\:1 "1'1 1-:nl?lanrJ :.,1J C.a11ada ha oll'l" fllll) ~'4 .00 the seven dr1)"J.• tetL tt•

quired by the Hntb-h l'oir;t Offi(r, amt will h,• or,en-•rl fol' puhlit' trhffiC' rn tl11 C'l•u.r!H' of • few day-.

Th<' r(lntru<"t hctv.etn thf'- Brili1tb G,•\l'tnm-F>ut 11nd the \lnrt••nt c•on, .. p:1tG' r<'Quirl'd n •~N of 200 w ,nh J)t"r mmuh.• f('r 18 houn dn1ly. An,I tht .ation!II un,h r U1e Tl·Cl'nt c,!11ehU Li!'&." hA,·i· t"xc-r,1.•d,~ thti gunrDntr'f'. :-:r1•1,I np to r,110 "or,I J'l('T mmut,: Wl·.te ma.intnfr.4•,J Cot Jtmny hour, on tnd Tht ti::hout the t~•t, •.~h1c:h '\\'811' r, r S c•nflSt'(UtiTt )'\t:nOd of PVf'll

d.ta} . t&tl lllvtnLJ!•' peld o[ 2f:f'l w ,rrh flfi'r minute WH mn1ntatnt"4l for 21 hour a dny. Tht llu..rconi t'ompany 11Ultt,•e thnt t.btt ~1ve,1 n t"•t!.f-r nncl ,nor~ rup1.tl t,;t•.rvlee thun e.x.iJ.l& un any Jong dbt,10"" commnnk11tion hy w1rcle-", c:ahle eir la.ndhrie lhroue:briuf th1• world.

ln !;11,::lunJ lMl )'tw.t • Mr. E. T. Fi•K, nurnngi111-t ,lirt"c-t r of Amale;a. mnt.Nf Wirt•l~M, h,,tJ rha.t tbe l,earn H•nd~ h(.tw('N'I .\u•tralia And Enrland woulJ he al li:.ut a.1 efffofoot, lf not moN- f'fflt-fN'1t I than th~ Mrvic" lwl-wff.n EncrJand a.nd Cannda, the , ... a•on ~ing thnt the hlch trequtnciu ttmptoy~ b:r the bum system hav('! bffn found In many u :perhnel"lt. to produce betlff re-.1ults at lonjr di•• taneea then at abort dlatance•, I t la

t, t .,rl., to ,HJ ""hMh<-r t hts wtll

&u:t1 'IIIJ '"' Lhe c-201. but u\ch •' h:11! 111,- ,r,.: r<l. cl t.Ain1•J 00t1''t ('n t,:n,:laml 1111d C-anA•f:t. lh•• l1t•11rn 1ta•

tl'-M thnt are ~fu~ c-on,tr'UC!t wcmld he rJtpnlill" at turn,J11na In }• r moN'! thAn th~ tc;,t.DI O\.'t I' r t:~1f'Jrar1h tr-ztffic of Au t!".IIUI.

A•J tr.ditm u1tion.1 VIJIi 1-t h·1dr for trsl• In a {e9,• \\ l'• kt. nnJ 1t i• no"· po1:1uhl1• tll iur<irporate all tho \'11IU!ll,lt" C"XJ"tt"tJenC"t'" lh1u h:o hffn e-nhitd ,lurin.c th, Con trurtfon 111 d t -tHI(" or lhr• 1tatlonc in En,c-hrnd anrl 1"1:i rtntlu. .,\ II hough \"l'rf litde 101'!! ~~ pul lh1lird abouL thlJ .. t df>"ri• rr-n nt.l dur"ir,L-' tho put two ) nr,. ttit-:!tt IU1\1• 1"'1"•tl g,11n1r, on C'nntlnunutl)~

1K"t,u" n F.nrlm1tl nr11J .r\u ttali:1 Bin<'1• enrly 1n J~•:!1, ,•,11unl+le ,cient1r1c- tn•

ff'rmntt"n hM tl{'<'n oh1aincd. With mu<'h It.·$.."! p-ul11·r thun will 111- t-r

t1lo~1·cl in th~· licnm 11...tt.tlnnoc, tcrl ffll' -

,:tJ,!t•s h.a.,·1 bt" 11 rf'crivrd 1n AusiF1llua frurn Eni:lnn•! thrr,utrhC1ut r,,r1tinu•1u ro..•trintJ .. n! et houN ..

We haveo n'C-ently lie,.n ha,·1n,- n contrnversy i.n ltelb()u.rru., as to thl" me-rit'll of many pictu-r~ 00-ut!ht u.nd .. r thl'. Felton &Qut~!'L R uw tnU•Tl!l'>limt ft wnutd tw-. to ha\•• nne- M' two t,elk~ b~ fan,ou• artl•ls. nlualrated by reJ'roduction1 tsf thto be,111,t. nnd want o! Lhe pictnre9, to 'point. lo the moral and adoTn the t.At,.'

Page .Fitlrctl

t..art n 1,,u,4 lla1lr,. tt.-Ao 1iu ltJ.JI tt't , rtrd /t m (, ,,,~ 'rr11111 anti I liunJ.n Ii l'ffld. la~n lit" m,-J •1 .\t" lli>MIN o/ rh, f>,.,,.. llu r,rr / rulb Mu ,,,,1r~d • Jf'fl,., '1 ., ._,,.'

rrl Used Burgess"

" l r'IU 1.ot ,~J1.k too tughly o( Bur• l[t'U n llh flalT••rlt" • Uunni: Lhe film1n1: o! ,11, rw·hni•. "l he ftnu1al 1,f tlrr Jl,,..l1.'0 in tlir, l'ro111t·a. 1 <·ho c.\ rhern .._ lht ht.ut or my ro1d10 l"'iLHpmt'J L. lJteJl'J tr tlu• l11Jt1al unua r fun r the.• ffatl n4• ln IM"A 'i4a\<•r, th,!- tood up tll th~ "'"~rt" lc!1t or tropknl 1 nm r~ h• ul morn•llou111)' Ul fAt'l th..:y a.1111'1Lt tu b\.• imntum. tu dimnt J r<mdinnM, a11d " 'hl\trvcr t1raJJt J u.wtle u1,cm lht m. \ fl<'l' r, munth.Ji 1·,011tJ11u::d hi n'H't•, lht')" .nrt! •·HI 05K-rnt1ni: th 1n mr t lmt·."

Burgess 'l{.adio Batteries "The Dry Battny Suprm,~ •



Page Sixu,,11 WIRELESS W.ltEltLY Novumber 12, 1926.

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~ I = i

1 Always Fresh ! 1

I I I i

I ~

j

I

Do .mu ~XJ}t!rience li·oulilc wilh your Batteric~. nnd more particularly with your B Batlerie!i? Our stocks ai·e alwavs iresh and _vou can therefore c,q>ect maximum ,ervice from BATTERIES purch:18,·d ·1rom us.

l>ry C<ell~ for \ Hat1,•ri · IJ; ,ults ,-a<h Ewr-ke-.ad:r :J/ .. ; ~·01umb1:i

C or (,rul Hi.a.a Hntt, Tit-,; T,lJ'Jltld? H~ 8 nnd 4l ,·ult1: \'olt,,n 2 P, ..Kur--1-teady ~o. 1.!6

Ji J:lalh•r1H E,tr-R1..'11J,Y, ord1nnry aiz~. au ,·aha t..i ti: •:.! voltii: 12 O; lio voh.s •.

J-;vcr-J!eadr, Jkavy Dt1ly, t:?, It& • ,;o \Olla

llcllcun Ordlrutry l,;1:c 40 ,olta , 0 volt,;

II II en II, MT Outy 45 \ult.a

2,~,

18/-21 -31 G 11 9 17 6 !!.5 -

Ph,moli!rftpb Adnplonr: Adopt lo phone, io gn1111011k,,n~ .. • • • • • • . I /3 ;

Jth,~st.ats: A1ax. :m ohm!I- • . • • • • 2!1 Lowt,, (\)n-irn~c-r.,: .non& >.1'1,1,·nft brats.s 12'fl : r.'" rt1t1{ tl Lowlou Cond,•nstnt, .OOU5, Alu~

m1n1um • 12 -j.\,hnn<"t• ~ 1 .. F . Cor,d~na~ni, .clfJ1)fi • • • 10/6 (lu.tktr :-:.t..i-•. Condi nt~1 rs •• oou:,, 111roni;?1y =

mad~ . . . . .• • • , . . . . . . . . . 12/6 Dinl~, :tin. )Jr,, 41n .. 2 a: -lin. De Lu,ce,.. • . 3/9 .Econtn,n ~1J I ,\ Vuh-e:s, uli5oluh•ly "lJobl~ 6/6

,·~r1:•;~ ~-UI~~• .'~n~ ~1:1t1~n. ~~~~~ ~'.lk:~ !) tJ ! \"om11 r Dial,, l-\low )fuuon, Bia, k )Iota! r. 10 ' V<'rni,-r Dini!, Pilot Kil g-rnd • • • • 7 •'» ~

'-Tl\ 'I\TF,FU\I. F()J! lt/l 0 .. ~.I\L'I) ((>II.." '

'" ' ' 1:. Vt!rnil r Ojai~, \V.tlN·rt Unh·cmicr ~. • • U 6 ':=,,,,,,,::, ~J;T. Vt-rni, r Oials, "\l.>dir"' .\<'t~nn~tun~ • • 10/11 CnnJbunrd TubcJ, tor w1nd1nE ~ 11", 2in., )tichrt>t [,ow(nss Condi Meni, 5 plates 3/-

2ltn., 211n, 311n or 4m. • • , . , Ath - ,; B lltlltcry \'oltmtt, r,, poc:ket typo, 0-60 l 3 Extra Ue-avy, 3in. d1ame:t4..•r • , ••• , • • • • -/':'; A and U Battrry \'oltmctt-r, two ,c.ales • . k 9

\\'ooden Hotors: Po'r' Varao Cour,le.r ,- \"'ar1ahlr Cood1 n!lt"rs, .001, Ju tl; .uooa 81 fl !,',,,,,,,,,_ 31m.. !ld.: !Jin. •• 04 • • , • • • • • •• , • /7 Soc:ktt3 ror 201,\ Val\'t':O:, 'll":, l / .. and • • 1/lJ

Radiun Tub1nf;!! F'o?" \\'inJ1n1r t:oil.8, poheht"d Sod.:,,t,. (or English Vah·,~, ba~etnounting 1/S pc·r tnth · • • • · • • • • • • • • • • -/10 s,-,kel• Cur JU.I Va1Vl11, metal •h•ll . , • • 1/6

Wir11ii1,g W.rr: o~uhle Cottc,rc CoV<r.,d- c...,.,cnt .\udio Tran•form•n, G or 31 to 1 13,6 G4u"'e.. . • 10 18 ~o 2t U :!G 28 rl A d 'f .r l:liG Pru:o 1u-r lh. :1 • 3 6 I - 4 !l O 3 7/3 8/8 ;; I. wt1n u 10 ran omtn11 · · • · · • ••

Suld in !. I nnd lilt. reel" Knn," llarrnonit Trandt,rme-rs Tl'rmnu.tl, : ~ick1t• .. p1.att-d, phonl! lypt-, F.conulron 201.A Vnlv1•s:.ah~1lutdr reliable

!Juul,h· ,,J. Sing!~ • • • . . • • , . • • . -/2 Rade>< 201.\ \·alt••· uln<ady well kn0wn

39/-6/6 6/9

Uiculing- p0,t,,, eni:rnved • • • • • . e:u:h - I I Rad•x IU!I \"alv••• Dry Ceil type (men• 619 ~ds of Engravt•d Tt·rminals, s cm card • • 1/9 tion &m-·kdw) • · · • · • • · • · · · · ·

Terminal Boonb: l-e\'en enirrav•d po111J1 on •trip, •••. • · ·• • • • 2,0 COUNTl!Y CLLE!\'TS- Do not !ori:t't lh&L all

llublwr F.ar Cu,hiona. for headphone com• !f<>»<i• pur.·hn,;ed from us carry a money bark fort • • • • . • • • • . • • • • • • • • pair 2/7 iru1tront<·c if ynu nre no\ '8tis0ed.

" Yours for Lower Prices,.

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WIRELESS WEEllL'I' ------------------------------------~-------('011s1r1«1ro11al data for ., d""P ,md s,mpfo ('1111e ,.,,,.,/

Speaker.

A"> fott11er,i11 ca11 b111/d ii ,.;,/, ordi11ar) /111,uelrnltl

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How to Build Your Own Loud Speaker

CcorJe , ,A I l L 0 • 11

ut IL i (1u11• 1mple ind.<- d to mlllU' uf 11 rn~ • A,'11-0d

W1lh 1hi <1bjec u ,1 w, I ('"fill

till 11:d 1h1 loud 1p,•nl•·r 1llu t rnt,,t u t th ~• p1..,"(>F, .111.J n t l i l "11

l o ,~o \ T)' ntc fnrtnl'} ind. t>1J \ 11 tht' t•'Hll It Ill~ r p t tlUc( l \Hlhollt. 111 torftflJ) lh f• ],.>\\"('t n t(' f th

111u~1cal cal aound fJ!Jk...:Ulll~ \\1.:ll, ~h•·Trhy nvfrar nc- a 11i1w&kl'r of t h1 h I'' l 11 llu h :art f ('\t'n 8' mu it";l.l Ir tie.

l n r 1l~ J1Uljlf»t

p!lptr wa1 d16C'J.lrd, d u be OK un•

!IUJtahlv. and ,mm) other 1)1 r,e < f vu.~•<'r "ta• found w 14.'1 of hHlt ,-.Jui.: for lhf't I trrJM,-.t. , ,ui 1ft.-r.thou ~ht, 11)111J1tl•Jt1 J11nrhm ~t \\Ill tnf'1t, nnd (, un I l IM.! th 111, t m•ce rlul a l l .\\.!'H\111 \,1r ,ot1 l•XJK"f1tl!(' fll&

"' ~r~ c-nr rw1l (tUt n 1li1T, rl"fll b~;i ln,mj ft flnitJly thr dH1lt'O rert11 sr on a l.?ln. emlir hkry ruun~ a beinr lht h+• t tf.,• foi both \:0l1;1rm: a.nd chu 1l)

·rh1• • t unl Jlllri n t•d 1,.r th l it' k I ILlt lh nti ' 1 ht. \'f"ill1·

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I n t •"uilabto At homu hnn,: aru11tul nut.A1d an): c-lif'ITI I l hop nn1I mn\..;c

tnr 11t hlrH ~\t r) tlna th .:hem L I ok 11l )'uu, and ht: '-'Ill t hn/n q,11t _. riumbcr at Jou, lo Kd rill of yon. An Uwr au1tab • ,.uJ, tHUl for thi rork "'111 he- t mc1 in u Hawlp)u.,.- of

11t ,M d1n11 n 1m1 .

llURGESS-"Preferred e11uipmenf in leading Uroadcru,ltng Stat ions."



rage Eigble•n

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WIRELESS WEEKLY

I hi p,, uttnJ?, maktn~ certain thnt )'OU

dv not overlap the 1·uled hnf". Whl•n fir 11.cd t will lnok :-•lltll'thing liko n fnn ,·lo ~·•1 UJ), und ,r OVt'.rlnpplhJ:'

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11 to n dl"IC" l 1, Urns 1•) pl:H inst urn.1

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\\1th 01 r 1 nnel prcas du"'n 011 th,. lop,

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tht!- rcnwut 1. t e.-c1 ~thrni: 1 ,Ir\·, th!..

rt" ,t ! di!l-c.: hn to J,"" 11re--.. .. ,._,.1 i11t.J th•• t 11ln'oid1 ) rrzu:m :--,,, IU"'h't• th, t u, rmsr,. Je:ivani.: th mnllt-r of 1h r- tw,1 Jl.it on th1 Utlilc. J ln \ th, d1l'lc' o,·, r th, to1 r Lh1 tnAlln ru1j.t, th1· cliii1.' u~crluppitlJ.:, nhuut UJ. ttll rounrl. I nkl.' , un• to n1 tr· 1h,l1 th1 u,, rl ,p ,~ r.,· 11

,di tl , '" ,y 111u11U olht rwt,t• thi \,'url. Y. tU 11n• lx in tht.• l't·ntre, \\ hllh i.! 1h1 c, 'l"tt<'t pln1.-·1 fpr h. Ntt" plat.·(!

!ht" lar,l:'r I ii~ ,,f! thl-" lop nr ltu dt,,·, n ,1 ri,..,.. inl plm·,•, muklng sun• l hnl un r , f'n l?"rtp ull rounc! lb nit

November 12, 192•:

J'h1:, opcI,tUL1tl l tt lnL dillkull fot Ut l' 111.:1:-01:1 na it i~ g1..1 11t:niHJ, JowtJ thrH us ruu J)h1 s do\\ n m,• 8l4lt: o1 Lh<: rm~. th1., oth1·1 td( L111111 UJ',

tht rrJurr, l\\.u )ll'n•li u111J fuur h.,uJ nt t! bcl lt:r thn11 um ant.I t,\ u r1.• J•l'd l\d)". 8i;;,n1,rn. n Jurmnc I uJl1., nul lhr1)uch the C(:11\rc u l lh r 11 ~ 111 1.:

u l.1 k•. IIS lht UWi~b,11 \\It d 101 rtl!!.

th\: rCl J, h L tu he JH'l?'! .\.d lnl,1 llu r.-t,1 k, Pltu.;l Ou~ tum iolll mt kc nffuu vul c.:! hnrm \\it;, rn l e, ro 11:1 \\Ith th\>- \\,1od\\v1 k ,,~e • 11~

Si .u( c- tlu l2111 s111.:cc o! "uoJ, ~ ho\\ 11 un one <'f the: ~k l1..· •~ , b, tt1~•

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1JUH1. [lrJJI tl11: t..• h l,e frunt th{ 1nsi4lc ot the phorw cap, ontl t."01n1tcr

amk f." 11 h. o that ,,t I n tht L·ou11t •r~ unk h1• ul \o<HI crt , Ut J1Udlt J

I I ri111,rh, I I r-i r hctti.1i hrc 1l1>rhtly l.1t: lo\\ tt,1.: le,-\ I c,( lhl" hm .k I f I he cnJ•. l '!iilllg ttu!II -.: 111 as n tt•mpl:1tt, m.u k +ff In th,, u:ntrt ,! tht1 It! rndt wuud

for the "ood t' r••\\

ure

---------------------------------BURGESS-.\ce in the Wict!l~s..~ Room of the Le, ialhan.



!-:,wrmher 1!?, 19!?'1, WIRELESS WEEKLY ---------------------·-------------------------· nln ,i> 1ulc.:d. tr di 1n•il. unt• l'iJ?"hth ,u hollll nu1) h u t"d, 1n1U-,td nr the wo.,J 1er••w for auaic.h.inie thi:t t'-HII tn th1, ,•rrmdel\ frnmC'wnrl.. Jtll\'i"e\·•·r. rrtt J 1'C'tl'-l' uf tiu• 111t-ll111<1t , 1111llu\t •I, t"r••\\ or bolt thi• c:11J1 to tlw ,, 0<1111 11

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t, ii •h1m1nlnn1 d1nphraM'OJ Apr!:\ n \'~t J: lllt.UIII tnt•.1.•' ul ft.&u, lllcr..1y A wl111. w th th\'. nnd or 1 nu1td1. and tr t oru ,J nf Hu lm~hnr in p t1m1.

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th nh•r I h.-1t. ti I bu I 11 1,r rrt d n , be ht•lcJ 1n 11lAr • llon'I I><' nfr1l1I tr malt ft Ill~ httl1 C'On~ or th( <'l\lm,: ~•x. A'I qmtr n l(,t dcJ)f'n,t1 n lh 8 I, ini;r ,],me ~-o, l'C(:fh. u.,-. 1(

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Thr• &Sl\'ttl~t, iK n )W' ,•nrn1•lt•h•d \lrhh thr t'lErqit1 .. n 1,f n :oitn.ri,1 1L11tql1I,• fur th, pu11 1, ·1n h. uul ~•n }i ur r N•lw-r \\ 11d dul lnrn• ht1 1111 It•

.S,u, l mt II•"'· ,]u t lh• 1hiuic y Ht h I\;• llf't u 10(,J.:iua'!' for, 11t1tJ \, r,· iu .. t•:q1t-n '""· \I, hr11 111 h ,nJ.J .1n•I 1ln1w0

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--------------------------------------------·----------til l KG E:-iS-"The Slandurd of C'omporison."



Par~ Twtnty WIRELESS WEEltLY Xovem~r 12.1s2e.

---- -----------------------------------------------------------r•• ....... i ,, ,,1o,,,,uuu1+• 1,uu1111,u,1111u,u11,1nuu .. ,11,1111+"""""''''"""uu,1111111t11ot111,u,,u,u111u11nuu+1""• .. • .... •• ......... ,,uuu,,,.,,u,,1111,111.,01111, .. ,,0 ,,,,.1+•+•••••••••l''"'"'""'""1'"f

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i "SFERAVOX" I i ~

I i ! For

! FaiLhful antl ! I Di:-,Lorlion k~~ i

I Re production

! I I ! THE

.£§•§•0

INCOMPARABLE CONE SPEAKER

i th, Ill 11,!'TI l u h that

I :_i ro<-c, , ,,.r. ~ urlli rmt1tt, hupl1n11tm ,,r ,m e,tl'e~t-lVl• 1:.,· 111tluc.'l: 1,wul

rn, rlKrulH•n uwl thi rouplt 1l ,,llh lht i--;lu:-.r quntl'"il nln , •.• ,u•,· uH cun-i lril,utor:r lu 1\1 t11TtJr'1l und d1sagrn•ulil.: lu1i, rt JH"o,lu 1111

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:_· A,H&ralui.1n bp~)ttlf._rtH•t B-•,1nl110N •f,,u·•

And QI Mt1lh,.'1irne, Perth. Bri .. b.m• BROWN Bl DU REAU Ltd . .., ,.. .- ,.. I A<>CI.L.nJ & W~lllogton. N,Z. , • Cl•nen« l,t., SYUNEY •

L,,,,11n1u1ttn1111111tH1tto1m111U"tt111tn1111111tu1111111,,u,1111u11011ttHH1tllU1t11111111111+1n1,.,.,n•u •1•ll•tuiunuH1111• 1t,i111uHu111111111111t1111n,H1tn11111u11;;,, .. uuu1111u•111;1111u111,1u111ottMJ



\VIRE LESS WEEKLY ---------------- -------------------------

Friday, Nov. 12 2F C

Rf\' 'IHIIH.:l~h 6P'~lt1~

, n, Cb111.- of n1r ti.a. .. iilnluUntl"l "11ta.

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I %~lnv<>1tM t )Lu:ILll!'L M.u, na ll,har1t Mat• kn• '1,-1.al 11•1a1,1na.

• ~- \\ 1,111)1 a-.ie. u, .. ..t.turt' ~uk.da to'""''"-" )hl'k U. l'rvduce Mar11.,t1 : , srun llc.rn "• n,,.t.r P..-, Sn~ •ite

1-- • ''"1 .. r ni, '"" 114 c- fro• tbe '.'ii IMl1 ~

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.,, .. n I Ill- \I~ lC tttJffl lhr tud ta. 10- 1h ltnlDt!• cot lt,il fM!a" w.-~ h,.

tbto&~ IO;J. I.ate- ''lh-hu,, Mm a 11 ra f"' s-....,,

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l'l"IIU ,\~.utiatl,uri •l'MI J\l"!.lhlt • l"a'4.I ..,.,..

'. 11 Ill M i fr,m thlr StDtl1 11.IS-- l'•~ n1 talk u4 nds>d, lo -'"-

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Hall Jr1n 12.1.,_ H.u.rbJ \',,re.._ r,.:_.. 11.J: M~ Ml '"'"' th• Stadl•~ 1 Th• Cb1m.,,a •' 'Jl • U.O."•

w .. ,,~r tnt ... lt1ft'TW'11

11- -· tt-nilft' :N •tt" '"~I ., tll'!!"'I' .. IM'fWlt'I!' l.!.B f r,un Faf!M":r'• T,sa ff,,oma I n,a Dall

H•II tn LU- s•~k F.uh•1 g.,.. ~ .. ron-1 Call 110- Matthlrt• Ptl.l•lt lot th• !kl,tJtil C-hlt.

.t,~r t.-U Mi»,,.. fl"flffl Hu· :-tra,tin I .Ml from Fanutr'• Oak Hall Tb.t- Oak Hall

Trio, t Thi! u im ... c,t lthr l!.n c~ llU'III"

Al'TI;RNOtl...'\I J;t:&110:,,: t,Jc~ 1l1• Mllff1 .. ot 2FC and Ii l'l110tt~rn•M• I 4:.-li.rn.,t •••I h,1m U.., Bay-mar\., I 't"h.-• thl,

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i Yrcim thto St'ld•fl I .ail mlnur~ tp<lnlr.e lt1.turm•t1a11 hy I~ u·c H• In.- rommi.. • • llt"t

i.Ja, •·•: ,11h• '."-.-•- lat- n-ww ,...nlff, ..... 11"' r 1t1r,,r,, .. 1 or1

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lhy 1•,rm, .. •"1 r M,.,.,...,. J 1· 't\1llwnn1,1 Lt,! I t.h11 fi"I A,("1 1 f lh• mu 11'&1 tolftiloly,

lv.M"' \!Ari., " (.,u, 1r1n.c Miu H • nM I llf!D• 11..i.t 11-1111 M r. t·,-.,1 .. n ... i.. lk-nt1•>' 'F~,m 1t,., ,!;1u,1i.1 Mr. fhn,ld Tol&..:1:1\• rdw. huttnr••• Mr 11.• ITi•n WhH•. in, hu,ki ••'"'-

PHILCO-"You ne,•er need guess."

2UL

.At~rutNOO~ i~JO!l,i

.B&cl111r ll1f1u .. u,m bru,1ui .. , h-1 u "'"' .t I r.ar,

:1 -<2 P.O. <"fork u-J Uu.m• Wflattwr a,.. r,orl Pd Fi>r"'••l L.)' ('14!1'1.Q, of 3,1:r C" J M r, 0.nl )lf1~>fCI, JIC"'

l.l~ • 1,U &"km' IU-1.allra.a.l l'rMl, an f.,r UM:! ,hr.:"tlun ot M! .. O,· t."urH JING" r

I~• ~~•I t•natran - /ruffl; tk thttd&o.. -l-(: PO t '.~ Iii- and I him ... J l lYil ti,rnk!t

it••f'fll l'TIO. I.a !4r,al !-i\Ot'I'

• 1'r- Jrrlu k'al l'Nlll'tllff "1r fl'I m tb .. Stud.., it.£.r. l'l'OdlM!ft'9" 01.ir,t,utmW" Sonrl.)' I M•r•

li.•I an•I rni11 R ""' ~hl1tlna fnfurn .. 01111 .,..1,..n i,.,a,l11h1.-

4.U N.-w. !rum tJw "'IHI 4 .i!i tt...ut1• ul n1.rh1"• I n.rr•tnrnr lo (i.l' 0 (1t,riil an,l 1.·lt1mu t · " 4own.

EAkLY &VESJNCi SJ,.$SION. ~.t!> f; ... l'O, C"lud+ Tht PliWII• i•t Ml•• \i :niW-• !'k'.allt wlli r l'lt.,rLIIIM ~ k1di:h•.



Page Tuenly-lwo

2 I( y

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2 GH ft..\· ;,.NJSC S8SSIO:,.;

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7 t,,,r_ ErM!SI. Wood. l ~,,:id s.,,..., Ule llJ.ns.

3 LO IULJDAY iE~lOS

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":..!0- l'nd r th.!- aw;~u-.. ul the lh•1•al"tlftnl of A ri, }ltur.t- \ t r J, E. ~. H..\'..tic:., • O'-t-alH tJt T'111.1hr" "

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1:' :-turihl Ort-h~tr·-. •fli.,.1,-u,n • f..l.,,~i.on1." ~ 10-- Mr. } ( ll 1"a,-hg "'"Sd11m~ Lite and

.S.-hor:I !'>port. ?:.I• f ••l'D U.rham. c:oru:ou.1.u. "I'"' 1'11, Inn, J'4 adr- 1-n.Jo 1!1.4!.- Coh• t'r1111"tr. bantt,ti 11)' J ~nni ., n

of J. l:. \\1lllar11•1,1 L.ti!, Klrrk'd., fJ,_ :-.llldi,, Orclld\U .• C 'Ta.rd1 an Mr ll ,\ W.:.twll' •1•urtS11lt

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WIRELESS WEEltLT

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PIIILCO-"Ilave you got one yet?"



:,.:[CUT ~~ION

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WIRELESS WEEKLY

AJ,"TUL.~OON 5F..S"-!ON

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lft-1'1- l J U.. N" El\\ gt.al• \lllit.• o Hand. t'l t,,,11'1 lt'f" t:t1t1lia1 A talk .. , Mr. W. ·• ,I $,·W n. MM, n1 Jt,117 •n4 Mt~

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PIJ ILCO--"Por less "orry and belier results."



WIRELESS WEEKLY !so" mber 12, 1920.

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WIRELESS WEEKLY

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DAVID JONES' For Service SYDNEY

:--ovombt,r 12, 1921;.

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l'Olt SALE: ,\lost up-to-d4te an,l tt>ntrul 4.•ytlt- and nu:,tor l')'de bu ... i• 1teb.l!I fo.r sale In counLry lown, com• bined w i th rndio III a sic!<, line. Excellent pro•J)(!CU for 11,-0 man. JJMlth reasons for .elling. Ap11ly to "Reg~n~reth·e.'f C/u ;,\Virelcss Weekly."



WlllELESS WEEKLY l'ag,- Thirty- .• .-en

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•uhn~ "·' x 11p11IJ,·:it n \\ II br\•ouw \'fr; '<llnrh

I h11w not 1,:"i\1•n ,1 11( h W l C 11tJttUC'l 11

1111,) le!lAII

hand or a

IP) t \ II OtU

Ultu, 1 ck,., \dlu I au~ in v.,Mul,lf ,_..i\,·n ,i \\'t•1l,li11~ 11r 1111 , 1011 111 ,,-r kttp t1rnr ,ati r ct rtl.!, r J r1•J111 1 '" r1•m , 1t1 c-1 c-k.1 oml m ah pine" fit 1hr I nit T,1 r 111r,I• tr t he Aftl'ICl1Hlllt'1~ 11 ,. nl uC ~ ld , i runw lnr-1111•t ,., I " 1·1, ,ur.l h , ,uul :s u ••n the !1 ,Hm frn thnt mat '•·r, will 111akt" 1t hnrrn r1b:1 w, h ti tu 11t1• I (1;",·1 ur, ~ will 1 ,k nll

tl.lrhl

Or l"Ollt ('• n t 1·\\,•r}C\Tit' 11 4'fl!1U

JUHt.'I "IIUU¥h ln h"\'l:' ut\~ of I h~ ta! U1 Jn th, Nl • no 1hffirulty ~ ill

be fnurul in u:m1g- au c,rdmitr) \~"• li~n h 1 ·, ""it.h .a tiH1nr to 11uppnrt tl c l nit, ur lltrAin. r '-'rlu1111 )OLI. 1lt.-ain tu hn11a,e thf' ~prrikn• frnr11 th<' 1,ktur\ r.a,t tn the 10nm rht• 1, v.hnl I 1fhJ. ,11111 thn <'ft••r1 wu V1'r)' pl 1•lnl!, I ht• C"nrd hem,: drapt.,J aJ1,nsc the ~•IC'

turf! nll nut of l'lght, <'onunc ilo,\n t th... d l,.,.hinfl »ouw• i•ur1&1n1 n tlw Y.in,low. RUii. f l• 11\'t ii lo }'O\lt

Pll.t'.1 tu f'ithf·r mnk1 a IJa.!t, 11r hdt11( it !.1 your 11\\n tLIU1!111:tiun.

Yuu v.:i\l Lt \'ory plt'n. Ni "'1th t.hls ~e11ktr on a<"c,,unt or 1t11 b.1th(ul roproduttlon. u, W"-il prtviuu h" mf'ntinn.-d, tbt- tonfl' ill t-Xrf'11"11t1 and I"' 11t•t in a.nJ W.W.:\- harah ,r Ji l41T

, ... 1 In thf' itlighten dt'~rt',

FARM E R. S Five Valve Receiver

Complete 11 ith All Acccmnics

I l't>l i;an I 1; 1,tfn, ~t 11nuliu11r l .... u-r-1'1•A\ly" 1,11 'R' HALh r1• I f vc-r Ht·tul) ' 'l " Buttt r) I N-\1n1,1wo Ut- t.ux,• ~J•t•:'ikH tn11J Lou ~P4'• l., r ori1 I ~t•l of \t-ru.l t•qU11•tn1•nt 1nrlu1h it 1t I • nu1 \\ r, tl l n111ulatnr1 2.• h•f'I h &11) 0 111 '41r1

L,,ml .. h1 t11b,•1 I hJ.:"ht111111: Arr\ tt·r

UII/-/.

FARMER'S, SYDNEY IIOX 49' AA <,.PO.

RADIO SlJPl'LI r S, GMOU-.u flOOII



Pai: Tb rty.., ,:Lt

THE

Wl1'ELESS WEEltLY S vrml or 12, 102n

Made Broadcasting Popular in Great Britain

l'lllt I':

2"

I Ill 1111>, 1111(1 l!lll't,, 11111111'"' 1111111:\ 1111 l:t \I II Ill I\ fin HOii\.

II \be , ht' In ulaturU \tN t bM1 \11,1 .. It \huh ht H:, ""~ Al

ll rromnlt I omhirt II ,.1,,... llnnr'" It Unnc It ult

I ut,I l'riH,I-St1,r111,l11110(-l'ri,11hl• •Pf1111f

I II I fl I( 1 ltlJI f 11, I O I Ill \lanchr t r l n I• lltuld n11 1,:; I htal><lh 'I,'\ 11"-E\

l'hunr \I \ 1111



The 'B,oadcQJt Pr~s t,.m,1• .J

111.,~.u.111 \\ 1 111t: ,,1,lll) ,uculnt, ,i thl"f1ugh,,11t th, wh1,h t:oun r) .111•1 rn ( 1e1g land

rt,\,, a all rv n• , Hi 1-

lulit) f11nt th~ t,\o s.!rtott fore . 1m an I 1 r adcn ~ m:. whlf'h, 1f not a t 1· lly 1n1m1c ,) io ne 11not, er, ar-., al I, t, unh ,,. tnm f nrml!<l n utr litr, m•l 11111\.1 1um •hl come lo pe:tcdu1 re ndllntir,n,

WIRELESS WEEKLY

r .................................. .................. -... -... -.(!· ............................................................. 1

1 xt e· WIRELESS BATTERIES

SJ ,\Nl>ARIJ B(,,)UJl'l'U> JN ,\I I J Ill /',I \I« ():S.i S ~) Sll !\IS 11 JROl GHOl I 1 Hli \1.0RI n

'la,I I 11

E.xibe "A., B:mcm·s 111 2 Volt U111t!i

I I J•.·J (, r';J..:.!, 1• l I 1••z l ' ;:~· 'z·, I z,;

E..x i be "R" Hattcric:.

·1 I W.J II JI.

( fl If It\ .:11 \: I • :l ,110 m1H ump 11 u .!, v t 7.,111>11 n11llinnl)1 Hr1

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ll Liu: t: II urc t full 11 ,hna:-i d II I I, h 1,lh thy, 111 tilud 1; 11w11l wath ut 6tdph,ltu1c

G I BSON BATTLE & CO. LTD. f T,I HUN r Sl RH,, c;ynr-:n T, •

• ~1 , ,, 10 f w .......... '" ,, 2 1 I r"'"''"'" 1,,011,,,., ''""'"'""111,00,,..,,,.,.,.,..,,.,.,,,..,,.,, .............. ,,.,,,. .............. ,,, ,.,,,,,,,,,u, ............... ,,, .. 11,,.,-



Page J'orty

Emmco R/,co.,/al

Price, I /6

WIR£1ES$ W£EKt.Y N ovomoor 12, 1020. -------------------------

EMMCO !-OR EXCE LLENCE

r ·t'rnia Dial

11111 U

llult, l,1,· I wmt ,,,,.,/ J1;1m.,:

9/6 6/9

Mi/NL'L1l J'IJRED lll --

£111111co I rawformer

ii. 11,r 11 1 ,HJ1J11

Lr H loml1 r • un 111111c,r111 •• ul bH1111 n,·, hJUjllitu r UII •m~tl'U mrnl llip:ilole• o( fully nmplif)"• 1t1C" 111 uol t·~ 1d11il1• to tkt; h rn1 rn c.ur. rlui~ 1m1lrovnd fn11,: ch Un , r.:•o•J1t 10n. au111 ht,tt~r

lut,1, lU 1trol. ~ rnrn o trnni,:formcr! ttr1.• d,•. s-1,::nt d and hu1h to J,:I\'<': ju t lhut. J, 111ni10 trim 111r111t·r "tupli1nAtlon 111 1 'ipn ... .,\J lor thu1o<1• "h•> erk Lh 11ncl't rrp-r,Mlu<.t 111n til

rmhc1 hr11a,l1.:a t p r ,11!ra.m.ml!S to b~ hu.o

Prtce, 21/·

-~-

Electricity Meter Mfg. Company Limited Sydney



A 11ew princrple mal,c, thu R «£1ur

mper •~ltcti, r

W IBBLBSS WBBltLT Pace F orty-one

Tl,~ do11ble circuit split primary coil

i, the sccrd

The Hamil Crystal Receiver Dr,

1

u want a er; 11Wl • ~ hkh

sd('('tl-c-o in the • xtr m ! ,\·nuld rou hk,.. 1 c:ey'-bll rrte 1,:er

r •di 11 cul our. thr cl e-by broad u.stlna: •tatl n UI • !t t\' d~ or lhe Hnl ~

Would you be- tnltrr ted in a r•'cchtr. Jw.t a:. simple- cryatAI tl-"Ct·her at that, wha.•h v. ill e-avr. ftlU thtt prog:ranune~ c,f one 1tlltlon, ent1rd) apnrt from intcrlf'rence from oo): ulher atatiuBT ln <ithrr Wot·d • wo1,1;lJ, y1.>u Ilk« the tint t cryatal "l that. I hJI\•• ~vtr built~ l! ao, read or., r~aJ ah• ... 1.11, it. To ti10 cey11tal wc-r it \'.Ul be I.() your advantagt'I

At th1.: out.M:t, it n1w.l hi,, a,iUJi\tt..J•

that thct cry,tal rnan iJ: drllil'ult td

cot..-r for. ll.a.ny and vau'it.·d u-. the riiff'rrPnt tyy"1I af S'rltctint vnlvl' f'J'•

~l!lverl, which will ecnl' the pu.rpo1u1 n! tM' • \~rnge ptin.on. but v.: M'n it C'ore-.-1 lo c11,·a1.al Teeepuon. th11 lS not ,,ua't'I lho c.ate. Unttl rec-~ntly, n popuhr c-ry ... tal r«eh-e-r waa a 1trbitrblout illrc-ct roupluJ rccther. ,n1ti~~,nz the ptrrp<'l•t\J c,f mnrt folk!11

bul tho advent of 2GB nnJ 2K Y end tJ,e- dropping of lht' wav-rlf:!!'1S?1.h nr '!!FC. put thl!'le •ingle ci.ttu.it n.'C't')ve.n entirely out c;,f •c:tion.. Some form or lr,01e COtJ"plfn~ WU 11~5!.a.?'f, and th• •~tal r!'<elvrr dl'll<rihrd In .. ,vu--e~•"' ,r«klr" on Oct1:)t1u 8, WU a ,tep In the right dirtttlnn, Th• TN"Pi\: r I am about to d1?.Scrih, it a

t h1 r tep m h

Th ,_, c-ry1l uten ll\inK 1n 'f• mnn <-r In l>uliru:hYr • r a1 ywlKr Jo t=t lo a!Fl t.Unn Jn ~ twy, wl.il

Jltul lhal thu Ii lh~ IJpo f c:ry tal rttr-ivrr Lh1•y bao.: br,.,.n 2oolr nt C r, fcir • lung \\ b lo. S~o Ill \ Id rm. nround 8r11)·hrook St..a.tlc,n, thoae J.>«lt.•lt.: •bu d~1N tu hear 3AH ¥+111 find lhi1 rtCNV«•r w\11 allow thNn to hNtr lhu i!Alion.

The whc,li, ttertt n( 11c-l• c-tl-.·ll)" hH 10 th, couphnli( of weri11l c1rcu1L to lh" Mc11ndo11ry Qt rloaed ~rru1t Look 11t tht' c1ttu1l ~1a,:ratrt, ttmJ you will lti! thl n-.tuion "by. Xotittt the ephl it~rUIJ eo1l. Thul purtfon which i$ illl right angles tQ the t·c,1ndn.ry coil b A honflycomh coil of a l(t\'l n numl .. r ,,( i.urn.t to bo 1re,r1lied lu.u•r on. From the end p( thlJI. you w.11 oolitt.. 11

tnkcn n 1•ouplinu ~ml to the i\ttnmli1ry ,! hc-twf-ton nn«- and fot1r turn1>, th~~

lt)1 LrllDJdunns:- the t•n•rfY !f'Qnt the ft('rial drcult to th~ a«und11ry c:I.rcmt. This cn1ure.1 maximum &e·

ltttivity, end to pto\'e for youn:elf thnt U1:a 1s 10. ttin•id11r the Neutro• d,n,-, which i.!l, f>('t'hnp.111 the most t,ulcrtive of all &~valve r«t'iven. It i• a gen.,.,.lly known faot that the prim1u •y of the Xeut.rofonncr con-

11 tli o! G t uru, c-1 ely C'Quph..'<1 to lho a«<1nd•r) I 66 l r, Thr "'<·

darJ c t nwd with a Ynriable 1 tkn er, I.~ pr tn.Ary r1ot hr-inc 110.

Thi "" 1d1:al ar, .1nt:1 na t. but ll l<ll Its ,n,.h;uk.to wh n oppl..,.1 to

a er) tAJ n:-c iter, a11 an AC"rLll CQil c n.!I t ng o( only five t1an~ \\Ill n •t ptck up 1uffic1cnl cnerz,• to enC'Tll'ile 11o .. ,..,.,nclnry toll. It, th""'f r., t,e. h \"'U on~. •ht-u de 1gntnr n nJ lAI H'l nf this l) pr, lo pru, ,l,e urln•ii-nt (.lJIAi-·ity 1ft the primary to uttommodnt, the JIOwer(ul lnt'omlnt' aignaJ. \ 0-turn r•nmary h:1 l<-c.1 n 11r",~J

1nmffk-1rnt fur th~ purpo,e. 1t u th1t"f11re 1n..-t.1mt.i("nt c,n u1 to build up l his t>rimar) to n 1111'1 hlg •nnugh for

tho pw,-,. But. lho •• rhtl roil. Lt• it,c c-ntlrrty, mu1t not toe t"oupJ,d tn thei "'hole of thd 1cco11J.11r),' C'.oil. Htnc-@ the nt1ROn for •rlittin1f the J•:nm~ coil mto lwc, J~)M.Jon.a, plac• ing- thr f:rrnt«-r T'()rltori M riJ,:hr :rrnsdN l11 the b-fc.:t'..md1r7, and wlr.di,.,IJ the ,-,nallrr pt,,l'th>n, that i111 one ta four t11r,1, n,ir 11-.,, top u[ nrtP t'nd or thi ,.,.,, tf""!'

Hue U thtt re.af:vn fc)r )'our M. lt..'C' .. li\'hy. an,J T .,,_,;11 n·l•~ my actual ~XJ'lt-'ril'n.te wh(on lef!init tht.1 ,-et on the 11tnnd1ird c-nJtdMr 111•r1a1. T hl')(llc-td on the nenal • ud thl' t•nrth Mnneetion"• IUI Wt"II et my phon.'""'· 11nd liawned in. At the Umo of h,t..,.Jnc, h<>lh 2BL and 2FC wore trnn,miLtint:,

UURGESS-Are "Standard equipmenl in U.S. Suhmnrines."



WIRELESS WEEltLY -------------------kl'-lTl-LO~S ~OR.MER

E

fr1:.·CD ~

I r" fU' iol d,nptnn

.nd f l" 1ddl d Ill~ d1au ;n th, hope of l1:,ca-• u11r ~athcr on• of th, t' ta u, n!5.. !Jut I 1hdn t •\1?•111 t tiWung nl) chal rourul tu l•-.' toidt.J "1th P.Hnilnr reAWts, th:t.t 111 compl t llh nC'e. or ('OUT I r Ct l quit.-; .. X•

C'lltd, nml cl1t1kul \•r ,n:,. drc l 1 • 'l rare!ully, on y lo l1nd that "'' ryth II~ \J& t'Orrt.-tl. On< t1 ngnln r tunt"d n. anrJ cou!,J h• ,r V• ,.,. !nlnU} th, so uui of • l'nc:lt• c;cor~ · ·· "" Hnt11 untu g tllttt, 2Hl .. wa lrntt mil uni,:. l:heer ly, indeed, d11I I hr'~i,: both dt.nl round an,! (JrP11• n11, loc-atNI um J)(J( u :i,r unn uncf't "' ry l t11ll) .,nd t"te 1rly nn,I RWi'.!t ti)• \ liirht m Vt

rn t 11wa1 fr r th 11,ettm~ ) 11 Ide-ii 11lm t. ump clt 1t!f!i t•, , J ly c-art Cully tur 1ng my cont! n r roun,J tlld I locu.tc 11St.nt·on ~~f\ f'nttnf"r• lh

or the r,-crh{•r. 1 n k :011 iucu'n, at lhH1 ,t.n"'c• tlo~s th~ rf!Ct.'h·< r ot thl9 lYflt' bPJH..· ll to )·ou? lf !1101 huild it Thi- i~ I ht \VU)'! -

Gt•l Uit~e par~ ftrst ·-1 Dileeto P1mel, 12 x 7 x !-2 .0006 AdVtlntr ~.L.F. Conden•,r~. 1 C'ry,tal n•t•ct.or. 5 N.P. TcrminaJs.

\(tr, ,,,,. ,,J1t p11mnr,

f 1.Xeol ( oupllnl!' )'IUR. (,roJnn .\nu-lo~ 1-'urtnrt,

.! lir1•i I A!Hk ( hp_<. I ~Im .1tun t p, 1crmmul r l>H d-

n11: poats. - r«t oi !Mir!, X,

!! U llt:n· t hp.a. .!. r onlnd Siutl'1 nn,1 ~ut~ • i: of !\o 1 I s:aug. , nnna•Jlul

or lU• t \\ Ir(• 10 ft•t"'1 nf ,o • .!! gUUl!(', I> r <•

Win• J t ,-turn horu.:)t:e•mlt ,011 mounlt:<l. J O turn h1•rl('~ rumb toll II ounh J

Ii 1t'n,:tlu1 uf aqti.1n· Hu -b~t 1 Ha. d,., u,J. 11 x -<t x, Jin '2 in Pt 4 rl, n1a)'1

!-iu1 di") 1cr~wia, ~h·.

\l h 11,:h I mcn11on thr lorn, d ll..- app:1rat 1ulu ll) U!it•il II tht t ntl\Hton (If the ffl.'Ch"r J1}c1lo

.,.r 1•h I, nn,1 "hllr. of tour.,·, I m •1\d J t r,•r )nU '" Ulill th~ Jlftflic-ulnt r,urt , at I hP. «amt' LHrw lhic is h l actually , ompulsory, but, no cloulit, MmtlJJr ~s 11t,-, m ,y IN t1litn1nc•d "-Ith oth"r ~unl1} ~t>Od f' 1rta.. .:-:ult. nJwnys lit ,•c·rtnln thnt )"our rurt.l' nr•• of " r-i•a§OnitbJ,., 1rnod tptal-1ty, as 11') r4•f:c-1v,,-r. hu\\ t•ver c-rTI":h: nt. will Jtro,,• ~ctti~Cadors if I h, romporwnt "t .~r"' nut up to the 01ar~.

1'11r Anti...Jnu J"rMrt 1-1 rh wly sAotn1 i11 1h11 '"'"" , i,,, J ht aufo/ rosl phq:. is in lht' r()r,f("I pc,.tiJi<,u

------------------------------------"Experiftlee teaches," use "Philco."

November 12, rn2r..

Con";I ruclion • .\ llhU('-1 layout dmgrn.h1 l5 p?Q ..

1!Ut:\id be:rc. s.h.owin~ lbu nl'tunl dnm·u-!16n& u( lh(I pnnrl u~wl hl, the writes. There l,c no -1fot1LL of Lbt~ tact truu iL luuka '-IUile! )"lllm<.•lrJC3l, lhc.refc•n.· th.u proapecth'c con tructor it- \.\t"il luh·is, ,l tu follow I h,~ out !\fork out 1rn1) ,J, 111 ),·our p,'tnt•1, nrnkinJ; ~uttablc (tro,i~lt•n fcir your own t-ypc of C'r)"I•

tal dc.·lct'tt•r. AA Wt.•U n.:oJ your own h,and of t<f"l,id1•t1'-.t1r, ., ... fnr a, the iulh.ing t-t.•t ,•\~ti Il.f'l" r,wecr111.'fl. Don·:. !ortt1 t lh pro\ ide tht• boJc-11 fnr thf' WC)'t'llr , t L"Wf:, which an~ n·quin.·,1, In

u11•W )nUr J111:l'l t, Ow h111.:.~lmarr.l. \11 h, ing tlr1Hnl nmunt your cr_)hl.:J

,1 h•clt1r, l ro11n:1J.., QJ1tl. cnndi•nsers on tht r,ant•I, t 1Jrn !,"(ttlf mo,-ine plate•-:

t ,ur , 01 tl1 n~• ris to mnke surt' th;,• l .j 11 1L r .• l •1h1' u.nothPr, or thl•

t•1ystnl ch•fi• •tu

('nil Winding. Th~ f;rodn ~ 1t1-I••'~ Fornu:r j,-;

rmrdm~~,I m , l•n)bli:J, and it will nC.l lnkc n \'t\,d ~t~tth of imnirlna• t ,on to u H•mt,1'.: the rurts to produrt: l t' , Ti;.-• n 11 Uk 11hutog-ra.ph.

1 lu• four mttrnnl 1)tlagonal l'f•rtiun hn\·~ a h I, Jril11 ,] on tw·o oppc 11•· ~id,>jt~ On the two outa1rte octttut1n.ol fir,rt ion!'. tit. onn n! tht· 1111ni lUltt• le rni11•d ... j11~, loos(.•I) ( f

1h1 t 111e l,efoJ{, m,1 1n thf' two fnaldt; porucma i;:-TIJ1 u ,-mall r,ircr r-Jf BU!• hnr h)' mt•zar, of h contnd !'ltud an<l n It 11 ,, th, ~1 nm lf 111 f"F-8 of RuJ-• hur tn protrmfe 1tppr11ximnt<•Jy hn. uh<,n th, le, 1 I 11( th£' cntl former. On nntt Jtl<'!, it1 U loWl'r fMlTl11,n nr C,n(• of lhtt ciut ... icfe ochl(,mrd [t<irlions, pro' hi l\\ n holes lin. npo.rt, to which



• ftb. tv.o Lt.'ttuU'lHh1 'TIIM<e lattl"r tw~ tPrmlnttlA nre for tlk1 t"(luplm..i: pvtlion of 1t. prmmry C'OJI. The h.:t(.'k ,f (lnnel ,·1t•\\ 11( Lht re('ei\'U wtll .t,h."w ,,1 ju-.t •·h"t I mr,nn ,\\th r•C+lrd t ~ LhL<B-t! kmunul ~ nr1d ,,rntrudmf piN: .. , u! Bu.bur.

Hn,,n~,.. y,rt•rur1 fl ~our f rmn accurdmJth, pr ;:,>e1J wnh t hl' .,.,nrlin~ of lh1' P.,(.'(:ondu.ry roil. r m.L..·rntc,Hh one of lb,. Tt·rm1nal•, thn, 1,. uni• ,i.,f 1he ll'rm111.ul~ Jm.>virlt>J for the IM"rantfar;,. ncit lhe 11rim11r)'· en l • i::rip thr- t-nd of your t•nnmrl Wirf- .and )Trtl

«•-.-d lo \.\CUUl in lh~ i-.runll 1-n•O\t~

providN'I f<•r Lht• r11ir110!:lf' 111 nuny turnB of lltJn: • ! 1hu. 1'01 m•r \\"11 •1.

t·nmmodutr. l\t't.!p n !.turl),· J,...1'1•01J ten-,,ln '1n p,ur ,,Ire. nnd 1i rit-utl)' wuun,t ,·uU will nault. ~Hlltt• Uh• .-nil t,v clnmpi1'1t und r thr, r mn1ml~r ,,( th11 s«on1l.11r1 l,•1111111nl•. \l th1)1it" lwu tmint5 whrn: h I 11rn c,f th•· \\Ire 1·,"ltt

apn\$1. Uw rro1 rudmi.r Bu!--l1.1r"' u:rnrt'

;t·· .,. .•· w--! •• . ------ll

. ~] -.-63

<.» • .S.J

tl Th~ P<'"'°' lrno ti, Jirr/f frriltf 1h11 ,J,m

111·ay the irta1,1latiott nn lht• ftf'ntt,..tSt

!uni ond ~o1tlt t thi11 /itur~ l Lurn, lo t!'ach rH1ptt:l11.1. )'11~ce of llwt--b,,r A.1-tcr )'ODr l\\o l,.,"l'ld lenk. di,•i 10 lb.it the-y ht•i:-omf' 1mnll t.r"ckel, .nn'1 fix thl' c tn I.he hollont ut 1h• f rmicr. u,in~ • c<-ntnrt 11turt rtnd nut f11r th1 ptJqm;m

C"ilmt1fot, thl r ti b} wtn,linc on )'Out at-rial cou1•lmg: lur ni. 1 h" h,•11

r tt o! C >Lton t'O\"l'r• ll "in.! r• •1u1t1•1I, brul i1 \\'11Ut1tl 01,;rr thf' la f(-w turrut (1( 1hi"l st\·1,111lrlt'Y tn tht'

wa,ru• f,!rooVI:" <'Lorntl th, b.•glnnlng nwl • 1111 o! th C re\\ tur u111lc r r. Rth the PX1r~ turruru,.b rrnvidt rt t,,r tla: puqi~c ~lak~ ure l hnl thl!s f'oll I! \l(1uurulhr) l.'oil.

~O"-\ t'rl"w )'+.•Ur i Anrl to :r~•ur ml t-l .. aul :t.n•I l~nh the r1 Itiun f this ,.\ tlll-lrtt1:e f,,rm<'r 1-M;-hlnd ~"l',:Jt'

ciindt-1U.cN, h•nvinir: au1h~1cut room ut th~ ocdol end to Pt•nnil th,~ r,lnf'lna

WIRELESS WEEKLY

u( yuu1 u,., d l.'.'-'Ul I nar I lua: f r tluhom•}'C'c1mh r"tl ~bt(' c-nn full.)', of t'11Utl:t.•~ thut Lil+ rew turn~ Ill ,h,util, c •lt 1n--cm1it,·d w1rr arc- QI lht" tnd m•urttlol tu th1t ho1H·)\'.n111t. c I A ,ro,,d nwthot! nf nniun.: thffl rh: rl t'UU\llinw: J•lu~ tu ttu ua,l•lt<Jk.rtJ I'\ 1ier mc-d1um rif • rnnll ,ut1• t1JUU 1 ~J.11..

J,,nf( 011J Ut1 •••Ir Ur1II fout holi rn this 1ub JiCU1"1. t\\o within un l of p,-,rh f't11J nn l tw l ac-rnr,hnr to th• h mpllal4• t11Hh t to yuur C'• Uf•lma plo~ ~ •lW 1-tt.nt'h )OUr t 1)UJ11ln);! rl11s: t lhi J :nit•I. hot uruJ1 rnc"'th IJ,(" 11,tt,•• aiuch two mall y,i rr t1f Au -har. 0111 t pt tr1.1 I l t ,d1 11!1 o{ thl

1h I' ,n1 I. Tl (II(• ntt" (,,r th(" , m

ru•d iol~ ror I iii. l"lll tlAn mn1t 1llt!-t ,nee p11c, ll-ou1 Im.

1 I-!' ac-1 ,,,.. 1h c upl11111 l'lu,c nnd rb-1u11i••l t )i•ur l,a vboard in tu('h.

11 p tUon I h-nt '\ h._,n th h n~rr.mh l'nil I plu1n:ul II 1t \\Hl be u riehl n11~1 s tn th , • ndn.ry poll. r1 ht in the m11lill~ th~n.;,( I·!H!f)thir1):

, tJow n .uly- for w1rmll:, \\. h1t·h 1• vny 11npJe 1n,I c,t, pr,wul~tl vuu foll iw

oul 1h< t,nd; p( P"nrl \\lnn ~ d1 c-nm t!l\1tn hl't • Cirlmp:1ru th1,r. w11h th,, t•1rru1t diA$?'1'Dlll. }'(•U "'111 !J''•' hnw thinl! ntlllch.

Prr hn.r, you ~ ill hi· duul,tful , r th1.1

Page Forty-three

tlo1Llt lN1 I To further ~xp1A1n •lt1 • tnl, 1 t tlt!,1111t> 1111J from tht' t•nttom ,, It"( h ,, ri t<'rmin 11. 11n J ont"l ft ,in the 111 U m cl• ,l( th, tr~•t.AI drtrd r TJJ t ht" rnd 1,f tlu r n.•,:ihl• haub I ,c1Jd1rl"d a l:stt._.ry C"hp, l\h1 h "111 nllt w Mlh1r or th u lr.AJ.s tu waaniJ, 1 nbout on th'" v.1rl(J1Js c11nn1 d1utts 11t will. ·\ga1n, 1he JltriAl 1.·011 mu.y r1:qutrt f'unlwr 1 ,r,I uC @.X~

plannt1 n. Folh1,, mt• do i•h ha thc.H com••·<"tlons. t,·rom the t111• atriit_l h~rnin:,1 n •·Ire b tukrn t,, lhe tbe!'d 1,lult• of llu.• herf•l ('nil l,•n .-r 111111

frum thtr , to one • hit of tl.e lhul couplm.g 1•IUR fr1r lht hon ... y1·11n1h rr.ul. The oth r 1d of 1h1 ti:u•d ("O 1phng ptu.: l I Dk< n to thr- ht s.rinmn&: (t(

tht f1 ur•t l rn rortlQn or 1~. J1t1ma.r1 "' J, uv r the c ,11d11r)'. tJ other t'r 1l )f tlu r Htt-turn 1,rit11lr.r}" llf'inif ronnt t"lt",J ld th Ntrt.h lt rmin..n.l. Th rn11ltll"" at-r1,,t t1 rminh.l I• Lll.ktn dir ct lo tl11 rn,,vul,Jc plalt· c,( at-rud ('nt,_ .. rl,•ru rr The r ~t o! lht• "1rln..,- it I uf i.: ti) a1n,11I,•

01)4,rat.lon.

,\ 11 I hf'l tnno you htw"' hc1•n n 1uJ111~ th , n I Juuht ) "u nrf! nmewhat rur1nu1 A t.t, tht": rt.·rt!IOI\ (or th+-' h\'1)

.1tot1.,I 1l r111h1al1 111 Ul'II :1c the ~pa.r~

l\tt- t'llrth l••m11nal. i h• +.' t(!rmirutb

BURGE!'lS for every rircuit and value.



1hr It fl \ Ill

It U \ lfrcr,\C't'a •r~ .. u11uh,~t 11..oluh·h cnmr,lr1C' in all drla1la

WIR1ELESS WEEKLY Novemb<-r I 2, 1926.

FROM 15/- DEPOSIT THE Rt is no long,•r nny na,;on "hy the :-plendul

ntertainment pro, ided Ly our Rroadcasting i-UitiHn- m-€-cl l,(• dc·11icd to a11yli,wly.

An H n. A, H,·,•ci\'1,r ,1hich i~ u 1(11nra111f·erl product 1111d "l11d1 erubo<lie,, l'\'ery mo,lcrn fa, tor "s~~ntinl to J)crfect rnrlio reprodurt ion, ma~ be hnd for n Ver, Fntnll deJ'(l~it-t he lial.mc« to lie )lai1l nn our wdl,knn1111 ..:1~) puymcnt ~ystcm.

An H. D •• \ ltecen, r is uot only n highly l'fhnrnl Bro:uk.1 l ltece1Hr, liut :ut will he S('('ll from the 1Ilust1 .,lion vn this ,,age, it 1• an art1de ol f11rn1t11rc that cnh111111•s th~ h,•uu ly of the hnnw.

Tht• R. II. \ , S1andard 1',ulr<><hn•

CALL, TELEPHONE OR WRITE

RADIO 29 Royal ,\ r~nde

( N Mr Palace Thent:1'e)

O~n Frrdtn N,glt1,

DISTRIBUTORS '\IA li90 MA 1711 lOa Victoria Artade

(()pp, Jlolel Au~lralia).



-11lELESS _w_ a_a_K_ L_T _______ _ __ ~ - -F-~--~-" :-.ovtmbt-r 12, 1.926 "" ·- ...------ _ _ _ --------·------------· proYM!e an arT1111,.:~nwnl ,-.)w,reby thta.r111t tuTI•fl~ c-ondf'tJMT ran be rlaC"C"d Jn C"ithct" th~ Stc>rh:a or l b l p;,,rallrl po11tion. In V'M"w of thr rroximhf <,( tFC 11:a\!df'nt:; th to ~BL this aer1H

1.i.rtdlol a1 t·an,ernt-nl will 1M' foun•t ffl()l:t utb..fa('t.Or) P"Jrctly, c.onntel Juur aerial to the middle .ei~rl.al l<-rm1n1:1I, and your ..arth to lh~ e:Arlh t"mitnal ~hp J ,sur ph ne to th ccrrYCt term nal and Jocat~ • auatable polltl m )'ot1r r 1nON"t(:lr, Q"flp }Om"

flo~lblo I ad fro ) our cry•lal ,I.,. t«t r to the ~.nd ~rm1nal f Jour auun lar) r-oll, I hat l,, thr 'l'nd fH awa) !Nm )our • ml coupllne con.

I h" 61":ul,lc, lr11,,t fn,in the lt lt"--

J'hon tcrnd.ul u tltr(I(' l to one of 7 ur protrud. ,: llua bar abo,-. lbe ,.._,condar)' rnll, Jnto l'.OUr tu\'O a, rlul

p1ur Ln..~--t a 60-tum honc-y mb roil ~Jo11ly, but vuy "1y fnd<,od, la'ko bc,th 1our t1,uiJ n• r d1ala unl l yuu hoar oue f tho •h r (OC11t stallono. ~ OU will rmd lb~ I clnl:: TCr) harp, ao iii, not 1h1, D\'rl them, th u1nc, a l d1<l Now mo,. 71,ur fl ,:it,I• Jnd from f r crr-w d lttl r to a dlf 1"r,•nL Jt011Li.on1 on tlu.? ucnpdary lte-tono olia:hlly, nol ni: 7oar ,.. IU. Sow, lako your aulal from tJ,c, m11ldlr acrlat tn mini\) t the t p a<'ru,I term.!nnh joln th•· m ddle • r al t~mllflAI to the- .. rth t6fll na1, k.A,rm,1 rour t urth t'O nt.'d.4:d wilh th," ti": n11nal, an,1 re•ttln{", rhe u.rlal ,., enscz Is w I 1be p:ir Id ti n, whHTfl" m the r rruoUJ imtanc-P, It Y.·us n t•ri ,,( ill, 1 Y ,u may hav~ to uhrtltutr a 3$.tum I Inst.ad of A 60-turn uc-nal hon.eye mb coil, but. lh ).'OH wilt notitt" fur Jour• .. u very qu1d.J7

\i-ain )'OU w-111 be 1mpr 1,,'<.J L)' the 1h•1lHM!'• 11( c.hri ntrh·t r f)o, not be afrn1d to lraft!"!rr your cUps 1nto dlt• ftcn t ,,., ltlon1. nohn.: )our "'111lt,. If h hi clf"tl ln'il th.al • 1•l111n 111ln6tlt clr,wl rrcelvn b. u..d, olmply Ub thfl n~Ylhlr ~lt)'l from your ay.:t.al dt!ti•rlor tl11"l'Ct to th~ lop atrial l«'r• mlnal. TIM' oth,r 11,xlhl• J..ad from your Uh•J,hont!W d1~ lo the n rth L(irminal. Thl11 t1')mp1Pfr.h "Jimlnatu thr N:aJ.Dd.ary portloo o( > ur rttf'lvtr, ~rmltU~ you lo - lh• slral•btout 1110•-h! rittult porti11n, wb.lc-h* of ('o\U'M• h non--ec-lfftivP

~ ,n1~ r· ,ople I \ i t C \', I ' dote \.0 I

h11h powt-r broadca, tlll# ,ia11on mAY find a tlii,tht buk.rround of a local fl.latlon wht-n llatt nlng-ln to anolhtr •talion. It tbia b oo. lh lrouhl• I ta 11): r-=m('Ji~. 1 hat cou plinJ por• t1on c,f )-Ollr pnntar)", lbat lt Uu.'! four• turn rort on wound on the top of :roUY

t'("(1Julary coll 011,y l>t n•d u'"-etl to a 3 t pc-rhape 2.. <1r tt~Pn 1 turn, tht ,_...., tumo indudrd lo tho ntt11lt, 1hr roon· t1t-1:th1 doet It «f .. uui.

J~ad th tut para1rra11h ov1 r qa n, and ~ that you u.ndnstand it d urJj Go b11C"k LO thG kJ.C1unint! or this arllcl• and road '"lwtt I pol led out lhlll lh<r .. ...:llv If of I t1xtf'llrJ1l rH"tJVft drJIC'nrb on lh

nu111l)H" of turui couplt"d lo tho ace-r) In th< Tic 17 f )I n.

. :--rnte, n1ay fiu,t r,t I p..,rm.('::.t, tht 11bob, • moaph rt, th! pr I n,: lh "'from ~rln,: [)S " ii !ind thal • 0111 tu1 n cour,lius: v;11I ml"' l thMr

rom,mo I ,ann<>I Loll 1"" u t h w many turn.s may btt

t 1p1lf"f'11, but it it G \'f'rf f'-a"f lllAlli'f

f r the, con1tru,tor to d t•rm th f r h1m..tf,

I hnvr f\"P.l'Y (A1l'h ft1 1h11 rt!Ctll"rr,

and I han no helllAI n IA laUnr lhal It bl 611,d a lotll'•frlt want I ,tor,'t know nf •nf'lthd r1•c-t1\'C•r quit\, u aell<t.lv~. o.nd A! H1,"('thity la the oblfft of "'r/ rad1olst to-day, this "ill Jutt :,bout eohr tht• 11rohlrm,

R \ ("I{ f"Ol'II ~

roph,,. of ''\\'irrl~• \\ ttlh" for CN-tobtr I and 8 ua n(lw M ohtalHd.

WANTED.-AII !ruwh ....,ndlwid Wir,,1,u Seta, Parta, Spoakon, etc. B .. t prire1 irivon. JACK RAPKEN, IG C:.C.ra:e Sl.tfft W•,t MA 1193

T.C.C. CONDENSERS l

-•1 I QUJrence &Hanson L ~ II~

._, .. u..N•"' & - __. ,oali li'TU:t:T llD:r.'"£1'

-·-· .. -··

SUNGSBY 8 COLES Llmired

Under f'""1tral Slntton ••! l'l l'I S1111.1,T.

OI N 'If!, ""'' RFI t II \ 0 \ t: 111 pt ~111, t t1tlW H•Al

t OIi fl, t T .. ,.,.. ... f•NU E1 .1,:Jll{l'I/"

l

r;,,...,. . ... a 11,,t .. m .... Oft -wW . •ll~ la .... rlkd la ....,..,. ... ,_....._17-, ...... .......,. , _.., Trr•• fn B.t• aM ruta..

i. .. - - .. ··--•··-·"-·"·""' ....... _ _ ,,J



1-'age Forty~!i.ix WIRELESS WEEK.LT

Only the BEST Radio Parts are good enough for a good set

QUAt.ln· in cvt•ry part of u radio scL is de1,ended upon for true-lo-lire repro,luction There mu t not \Je u flaw anp, h,•rc. And all the partri nnH ~) nchronise.

f:och ~1utcr radio port rn~ m perfectly wnh the pow...- anol comlition~ uf lh" set and tnnlrilmte~ groeatly to it~ sen~i ti,ity, itelectivity, volume, and duµcndability, Th,• Usl' of ;l.futer µart, m nil parts oi lhl' world-hy 1111thoriti,., anti amaleur,___..111tor~e• th,• quaht~ 111111 ,-ffnn that h:h hcen put into ,•ad1 fJt·otluct.

The oubt:rnd111g vnlu" of th" )lut1·r lixrcl comhmHCT is illustrated I,> the fal'I that it has ht•t•n adopted by all the leading set 1.,uildcr,; fur it~ pcrfe<>t, 1101,Plc.ss operation, it!! 1·um·enit111t, 11dju~table l111rs. and all-rnund ..iii< u•m·y, . . f .0001', t.o """" fl • I • 100H, with nw,, r:t1nr to.oo<II u • • ... , .. 00025 I • ,o,,, • I I 004 ,. ... J t 0

' • • • " I "' • • •

""-~ It lO £2•5•0

C-111111,ad a11d re,i,!.111t o·--t·nupl rl ,·11'uri11g the mC)~t 1wrf,s:L r,•prud11rlio11 th.it your ,et i, Clll'· al,lr• ,,f 1-ri\'iug, toi:dhcr ,dth Llw hi11h1:~t amphfiuition flll'lor, th1• Muter t wu--st.;,)!c muphflt.'r ma) ba :uld"d 10 :my rurlio n-cei,·er with llw greatest cunf1dence. It will ~'1\'e splendid lout! ~penkcr re~ult,-.

No IM-0

15 9

L:nder I h" pre,l'ul l,roadcast111g ~talion;;. and with tin.• approach of the hot weather, thi, )luter lnlerference and Static Elimin-11lu1· i, an ah-.olute e,-,ential lo your radio l'et;ei\'er. Thi· climinutor ne, er fails to )!in, rt'sulls. Try 0111! In your ~et and notite how eas} it i, to 1 uno out the nearby l01•11I~ :ind how it redure, the stalk noi~es.

15 9

L ,1• the :\luh-r pu,h-pull panel switch and ,vou gd flt'rf.,.,[ cnutrol 11 it huul any unneee!;• san _jarrinl!'. Rllm,-n,her that, 111 the lluler ,wild1, thP pluugt11· uwuot lie Ju,L wile.;,; the !oek-nut is aduull} renwved.

1F \ OLI< llE \ 1...f.11 llOFS~"T Y fl' STOI K TII ESE f' .\HT:-. I\ tU fE TO LS IIIRECT

Soll" D1!iCribu1orJJ:

UNITED DISTRIBUTORS LIMITED



WIRELESS WEEKLY ---------------------------- ------------------Wavelength ~eries Answered Here

In con1u•1fll(I 1,.,;1J

Wnlrh ·· ••II d,.wg,-.

FJrm:r\ fl o.1Jc<11lm;, \,·r.1<,· /,I ft-ch,11col fJ,tor of ··rrirt/t,, on,• ~r all /i,,m,.,.,• qm.·r1c. or "'~ from 1hr i..·a~d,.·11;:t/1

-. tn,., .. ,, ,, di appt·dr ,., the. ·r <Olmr,111- and 1: ,// be.• /,rnod4•t.HI [,om lFC n .. ct1 J lmrcJ,u night ..

•t ,ill H II 11 .. n•~ •1'Pl'II ... ta !um ... MIIY ••r- Ari, ,h.rt .,.,..., • r 1 .. 1", l"l'i :ri • I tt f"1 i.... • J t-. fOllt'ltl _... ,,.

h H s ... •..U.• '1 I At.illhl I P1 an t::),h.~ .tat .- ..

Id ..t.r- • It 1W Hart ,.. ,: .. • a,.

BURGESS-"Alk any Encl•eer ...

t ... rn.r ~.o,,b1r-..m• 1 Vot.r .-if'I 1111 1, U h. h I .- l)!)U iton•

....,,. ,iu... .... ' A ¥1 f! .... ,.~ Ill l'IM ~M..-i;al ...... ta&Oft.e,,"ft.11. fl. ,.<:C a., .. ...,. ruo 1·-" Po6nt o ...



Pap Forty-eight WIRE LESS WE IE ltLT

E"'"''tfJtfNIIHIUUfONio, ............. oH11,,,,,,.11111ttu, .................. ,,,1u1111111u111111u1111ou11u,u11u11uflU,.t11u11111111uu1u,~,m:

! ,..___ ! i I

Now Obtainable All High-Class Dealers

TH E NEW

Replaces 90 volt Dry Battery

THE WORLD'S FINEST Rechargeable " B" Battery

Super Ilelerodrnc anrl other l\lulti-val\·c Set~ are too costly lo operate without thiR PHILCO.

Requires recharginir only every 3 or 1 months.

.BATTERIES

Wholesale Distributor~:

New System Telephones Pty. Ltd. I 280 CASTLEREAGH STREET . . i,u_11uu1t1tHu1ttHHllftUIUHIIHllffllllllll tlfUIIUIII IIIIIIUIIIIHIIIIUOt1lltllllllllt1!lll.tlHIIIUIHlllflUIUl• t1HIIIIIIIOIIUmuuuu11i1f

November 12, 1926.

ALFRED O'SHEA .\NO OTIIERS "An outstanding fieure among

radio artists in AU-bh:aUa as. Mr. Alfred O'Shea, whose magnificent t(!nor vu1ce ls being beard from Broodca•t.ing Station 2FC. A 11yone \\·bn hrondca11t~ ha.s ~rtain technical poinU. to learn it hu would gn·o Jg. ti.1ncn or his bcf!t,

It mu,;t he remembered that the nnlt~ or thf ~inecr :ne galh~red up h~ th•• micrnpboru, 14n instrument no higg1; r thnn a mnn •• hund, and if a JJtnger bout at the make rrom too 4:J11'-:(" n. r.rn~l·, or whi1111t:"r:s. the wonl.& o( h1-1 sor::g from th!! other 11de. of \ru, r0<>m, h.tencn ",II hear (Qo much or loo little of v. hat he i11 s1ng1ng. Mr. o·:,;;ht•a ~t•t 11lS lo have learnt tho

prc1;•1Jo!e mu run; r ut coaxing- the best out oi thJ!I 5l'n.tuu,,e m15h1JmcnL \\ J,t•n h~ It' 1r1 the a ludiP. t.h.t.' officials wh, SU Joh it. is to nmplify or redace the ,·oluml!' or tiOund, can ~1t b:ick and tnke- a i•ep,t. \\'hen :\tr. O'Shea 2Jinrr1 tilt' loud 11htl-s, he "ithUr:1ws from tlie m1t:tor1hont: as 1( automn.tic-.ally, and ut the J,?'rand f\msh Cl! bl.fl. Cnmou, 8f)ft top .A, h1· .. teps up to the mike, l,ternlly ltflt! i( ir bis bnnJ,, and h•ndt-dy ,,,h, pt.•ra to 1t the JASl note of h11 ..,ni:-.

~fan}' fAvoritP concert 11erformer1 thoroughly nt. h1,m~ br<fol'a n lar~e nuditncu are mo~t uncomfortable beforn n hroadca~lint n\icrorhorn.• WJlh

nn 11udit-nre l11 applaud them. Not"d a,•tur-. und R.ct.r(iotl!seJ ho.\·e been aee:n 1n S)dney brondrllslinl': !ltud10• dumb "1th 11<·r,~c1n~ trepidation and wilh pt,t1'1-piraU11n po,urin~ down lhe.lr fac~!I. 11.s i! in fear of the umeen awhcncM wha arr- ti!\tf!ntng to lhem.

.\:SO DI PRIZES . . \ diatin.,t!y no,·ol •lunt hllll been

1nau:c,urntcd l,y F.lectritity )!oter , inuufu<-turrng- Cot1,1JAr1~- Limltod, nwkers of Emmco Radio product!, ,vho tare !lcarchfog for n slogan featurinl?" th~ word "Emnu~o." Tht' pri:t.H to tht· .. l'innt-.rs are lo be uUott"d as followt:-

f'irst .l.~lS, Sctond £10, Thinl .£5. An tntry for,n is en~ln~"d wlth evtJry F.m mc:o carton, repre.sentinsr an tnw,·idual plll"chru,e to the .-aloe of 4/6 OT over, In inilintlng th~ Idea, the En111,co p1•opl~ ~,rplain that It gives an equal opportunity to both old and )'ttunit to win a decently aized cn111h prize-.



~CJv-e..mbt>r 12, 1026, WIR E LESS WEElltLY Pap Forty-nine --------------------------&EN

WHO &ADE CJ{ADIO

r( llttu,d f,, ,, J 11

<JXert •·«Jt Mr. Fi,J, • ill tell 1l1c romantic (/Or\ of ftfau,mi dcali11g • ill, thr dndopmmt nf broadcasti11g as apart from ulrgraphy. Dou 't mi" it.

pniduced wan'3 were not ,·~ibte tn thr e)e la colu..-· th.-lr WAVell!O~lh ,~

Ctm&l~•r thun 1h1 humnn C>;s,-e r11n dt!U't"t1 buL tn •II otht-r rt'J_pt.-CU lhe!)' 11.rt l1hnli("ul with light. Fior !'Omt'I

J,'rnr .. nftt-r tht- r,nt lit"n.tioo <,f Ut-rli.'a Til>,J.lla tile titNril"nll)" prr)dUrt·d

WftVt•JI w-•r-•• tt rm1.•J 11rrtJ:UUl waves t,, l.WIL1r1)lu1 h thlm from lif:ht wa\"ea.,

The road we h.,Vf' tnvf't rd !l-0

fur bJu bt-vi, limtl~ in its t"lutr:iicta• h,tiri'I to !t•a1urt-'- o! tht• duJ~ovt•ry of fu.n<l.uMnt:il prULciph.• of toltictricitr Bn41 mng-nrti11m amt tbt" eonJuct o!

l:.botatut} .-.x~•rmH•nlll leading: to lhtt di~ov .. r~ of rtr\\: pr111ri1llr.!l Ami lu11ctJ111UJ or the r:onfi.rnt:ktion of thoort•h('lll rf"A Omng. \"fr} l1ttl11 lu.11 ar,pt':tr\!'J 111 tbc nature ri( d l5rn or 1PYf'ntion of flt~ ~pparatu,, and nolh1n1t tuul b..·l'n Joni'! IHJ fitr in •rifll)·ing th~ wondt•rfol d1 eo,· rJ,., tLl ut UJUU 1an purpo t-S amJ thu• mntinl!' thl'rm Tlllun.lilp tn lhr "oTld ttt la~ anJ 1vm~,1t1m.: m re Lbnn W ndtorlul 11•i<·11t fiC' di."t"M"(•I lffl ur arade-nuc 1nh:tt•Ft.

~dcntifir rll&l" 1vrne,1 no nuatUr hnw 1''r11Hi• rful tun"' , thmi:- l:,,\.."J' d t.:tldt ntk 'l'.ll)\11; an 1ln1t whtlt fVcr)· rre-dil bdonn to th t l?'tlllt thlnkt 1u11I •nrkt•u whnlK' prif1f<nt lahnur uncovn th htdtlcn "<'rt

r ,wLUrt!, till t:rMlt('r er ,ht goes t11 tht1 ,. wl,n lo1kt! a lrnt.•t i:-if't1htlc kn \\ll'th(I:', nnd, hy JI ('omhinntinn ,r,(

fnr ~Pullt{ l('t'n{u$, •ti('11hflc know.

le-d1..n nod 1,rnctftal ldll. monM tbe,e 111w md rnnc pl• If, v. hid1 allkt' with atl nAlun. !nit uru1i.St-tf, tnto nC'W than t>l"" trn1I fnf\'nL the uppnrutua thrc ,g:11 v.hkh lhi!)" r11n fun<"ti•n

11.l ng nr-w ;"lt\:d u r·ful llnl''il Tho \&1uo 11( 1urh ,-.nrl.: 11 mc-a1t1Tt':ri by thf' nnlnTP find J Kft'I' o! J,c,.ndit con·

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Page Fifty WIRELESS WEEJtLT

Ruh· '.'\ ~ n· [lj lrib t,1f'.-<,"

I"' ~ \lac(,ill)cudd) Ltd .• ••H:•il.) T,•lf.'1truph" Bu1lding!1

h.1111!' .Str~·t '

:-lovomber 12, 192d.

·00025-9'6 :-00035-)0'-: ·0005-)0'6



fc: . .ul!d on .mu..n.k.ind and th\; quaHt)· c,f the, gr-niua l 11rop(ir1 ion::.w t 1 l:u· amipUeuy a.nil t lTt:dlvvni:'"" u( th~ 11,1wJy invL•ntt.'U uvparntu!I. Our trn,·c.•l is now lrn.dmg U.!t lowar,I lhti hPld!< cf prac-tieut APJ!licotion u.nd 'h rnu. t t-lt.omme- tht" 1on,f!<C"A!ll'" 111 :-1otnt:Whnl )I' tcttlt-r dl'Uiil.

'to l)l"OJk'rl)· lll)Vrl•ciute L)it..• nnlt1r1.: and uuptir-tanct- of the work in tht· rwx t !!itagto, th.at 1• th~ work <1( bri11e mg tlH'.t'\" ub.•trnct !lrltntiftC" ,Hs.Cll\'L•nu, to a u..-,t'ful appUc.a.t.fon, wr

tllUt.L forgt:t th• wid• ffrt"nd ramtli11TUy whit-h •:irb-t ... tu-dii} in thL' a.ultj..•c:t 1,f winll'tu, cun1tnunlr1ttio11, filvt.•n ,o;-uch fa1rnl1M1ty it wouJd uµp<~.tr u t-1m11lc mnttu lo lllkt lht. ,-1f,p,i IN,ri+

1ntc from ltt-rr1 IQ )1,cn.·0111, t,ut 'l-UC'h

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of J1t"dk111 ulilil)'

Lu tl11• fi 11t nrt1rlt of ChlA Urlt"ili

Vo\' nuti•d the mlwrua tJ, ... trt.: o( 1m n tu eommuni,•a(1· dfnt1\·c-ly unJ !'o.JIPf'diJ)' anti"'• gn•Ml ,h .. l.mt·ca. Thut dl!1't.ite hu ht·l•JI llht! nr lh1• l}lOJt p.-r!i--tt-nt and w1d, "JlrL-:tli 1.,( hWJJJlllh}·'• wh1bt.~ H ""-' t·xp11.•,wd Jn tht" r111n11ti'\·t" mtgaphone, rhl.! ""' d1um. ,.1mf lhc bt-1u:on. Th,- h1\ t·nlitiu <•f chi• firmnpho.rt, n n1udu1u wuh \\ood~11 .anu..-, ~vrki-J hy knr~ wn!I

hallcrl '"' I\ J,Tre.at tnu.1upb. lnH 1lJi ,-ut·t,•,..sful u)~•nllh•n WJ111 rcitrl(·trcl h • rompnrntt\·, l} ,ho.rt Jt,tu.m.'t'i and limit@d b>,: 1ntu,·1•nine ohJ1 ru nnd \\.t.'l'Hhu ('onrlil tnnts; lt ,,u, ui-~lt•H ttl nll!ht ,,r in tl111· thr,.•uRh fotr, .(-,IJIC)kl'. m11Jt, t•r lw-avy ruin. Th4: ch.•e• tn~ u:,ft,grn(lh and th,, 1uhmnr1ne t'nble foJluw~tl umid gn:nt \\i111dt•r "nJ ,u;--dnmtttinn 1hr11ut,rhnul lhn ,·1\"lh1t-t:f wm·lil, l,u1 m1a.nkirnJ J.h:a.nwd u! &umllhh1~ thnl t'nul<I rarr) 1l1

"1t"!-'-SJC"~" at·rn,-• th1;1 nnrW wilh lh~ Fpae,l of thli t·lt·tt rh· t~lt,rnph l1ut without r1.'flUH1t1J,t tlu.• la) in1,: 11f lhou.~n•Js <•f miltt!I <•f cnhlt·A nr tht

ti-lnv1n,r o( o,t-rht-:ut win.•1. "Prur .. u("aJ" peo11le , lhe rnr••nrh,,.!lt"I is l"'''-t•ntl:ll) nr MUn-e-. It ·lh:HtJ ,urh .u. <ln.•Zlm w1t.;1 ~ 1M amt ,n,pi,:ulhl< ,,f rc-ali!Qltion; 1tw .. ,arm.• l)'ft\.• llf llt"OJ)lt·

moH pr, ,buf,l~ OJlJ~"t·rl 11 nil •lt"rHIL-,1 tht' eh·dric- tt•l;•vraµh "'hl•II it flDl Hppe-Jntt, hue 1111('1• t-t1tnM1 h('d lhi!)·

WIRELESS WEEltLT Pa1:11 F1!cy-one

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I i I A Remarkably Clear Speaker I : PRICE 25/- l

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J·:c1u11•r • J. whh a nun-n1-.:~I horn, &ht W t·1t.-r1 1':lct.'trie I Lu~d' S1•1·nk1.. r lllu truti.:J, rr11rod11u1 },rl.lAtkrutm,r 9,·Jth i A punty of ton,· t,U(>t·r1ie,r th 1um1t lrnul •f•Vitl-1•N IW•lhnv ~

,,t 01,:rn) 111n<s lhL• 1ir1c,,. ~

I tnlv A l.rn1tt·d m11nb.·r ,.,., ;l\;j'l;lnt.tr. •o ,r yuu w,,uld I l'C~rt' u R£)lAHh..ABL.Y CL.t"£Af: ~J>C'ah•r :1t a prke i

I 1hnn lh:1t rhuq,.rrd !or hcttd rt"1-·,•1v1•n. pl:tin your i t,•ilt-r " tht,ul ,tcla} i

STANO:: .. :~:~I:::,OWCABLES l ,., • CASTUilltAGll STl<EH 5YONEY I

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ar,l," l-lt-·ui•ll· u•.r1-; •tt-1•\inl! for \\'ir,leas ll'lf'JtTllfth)', und t1nme •rrrunc.hed doi-••b· t u wh.u.l l11.1.t11. •o for, h,t-n Uu• mily ,uccM-!l"ful melhod a.lf-.a·t-l' in Indict an,! Stt:'inhe.il in Oerm:my pought for th1• flolution 10 the way uf coudutling t·h·t'lriCAI currfflta t hrough l ht• ~nrth ttr t.hr ou,zb wal er. GTatu.m & ti. famuu !or hb: inven

ton o! thc- fir11t f.Urc~~ful t.c1e,,hnn", 1u·tua.JI}· ~JK1Ju.• alung :i \w,1un c,( light. Johu U<.w111ut1 Lind~)' and ~ir \VU. Ham l'rf'ttt.• !>oUc-~,.tully a11r,lietl tlw lta\l- or 1·lt·ttromogrwtiC' in.-Juctlutt rtnd 1~tnhh1}n,J \."Ommuni ca.liun \li"it hout N1nn1.."C'tmg "';r,,.•!f ec-r-o~ ,hort difll• t;.nres. but t.hP)' found tht!IT rn..-Lhotl to ht 1murn,~tltfihlt' for anything b,i ....

~l'lnd h.u.lf n n·dl1:-.

I f ,0 ht f:ttNl1rnr4l.1

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Page Filly-two WIRELESS WEEKLY November 12, 10211. -------------------·------------------

~ valves with the ~onderL'u1

P.M ~~~ilame11t- !~:~,~!!~~bot:,~ a P. & R. lhttery. It ~ticks to its

job. There are m~ny reasons

Tlil! won,xuul P 'I P1wom, , "hv. I !ere are a. lcw : ' olTcn J u rlu~ umo more £or i I ;

rour money Jtu,o,ougb th,• i The l'. & R'~ ca,e is "Da"cnite" ! c,-c-1 J!tcr IO hou.n 1ift> :it an be : M f :

~~jj~f ;~ I t~i~~t~tji,;!~~~f :~ I ~~~•m; ,°~.!: ,z:'P.~f;f,'.J You don't neeJ any expensive, ! .... , ,.. "~ -r..J,,, alw2rs,rotti11g crate. Tcrmina.ls g Aooch« b,~ rotor. th• P ~{ F,l.t,noot arc protected by spcc111 petro- l ;,~':;t~'.l, °';~~':,-.,,"';'0

,:..':,, leum. jelly glands, Vents arc !,_

/JI r ti:. '~ spill prod and spra.y.proor. Carry• Por i""' <Co urur ,:reot We • d ,ng hnnd'c• nre part of the battery, 1rcar 10-=la $CC'UZ't the- nJ:.,-es, wid1 i Tlln \nd abo eall no1etbis-llre stated

f WONPI RfUL I'M PIJ.AMENT ~<1/>a~rlJ' u ,·e,11, •leady-J,sclrarga, !_ 1,•ahc-burnt1J8, worA11rg caJ>acit,.

l Jore', a battel\ ,rorlb lhmkin~ about. ;:;_- Smee II c 01:.t~ rm mor~ than the other

krn<l, ,t's worth a,kms about. Mk i your dealer,

! Ft~ '" ..ml•ll'•t,J)ir • ntf:PMlltP .. !tffl:;. tJ6 n R ~-:,; Hrn;i1 11

~ ... 1trl l11:: :!: r AND

-:..!1t.:!/';~•'7..1Z:_--'~•: ~~

j Muli~rd Af~~~,::r2~s' !_:,,,

f,'. T HE· MASTER· VAL11

::~ E

,td,urti•M,.111 of Tiff NUll..ARn 11/F.'f.l.V,S ; r, i

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Nu,enu><!l' 12. lO'J~.

SH-1110 l'lllS0~-\1.tll. With the ad111lsaion of an auclfont"e

lo 3LO, lh·lbouruL•"• :rH:'W 1lu lio, opJ)Ortun ty P e't\, n 10 t.utfr the r,1;1ntonM

ahU~.s of pu!orm nJ. cfoxe up. S1d1C• en or ptAk('r8 c•r on:h~.straJ pl.o.yrra accw,;t.om~i to pul he Appeat11rn.::e,

cultivate l11tl1> grm.·t>.s hnrl manntr• i1-m8 t J?r!'ltUr"° and whnl t• 1.·allecJ

ntt.acl.." Ll:mt tht!)' nre lt,th to rd1n~ q 11 h ~,·~n ht-foltt t ht' micrqp!ionl!. but. wh'-'n uhmt" tn lhc oltJ•hhhfoned 11tud10 tht•re wn nlwni • n f,•el:nr of u:rut.o.alit>· and JlOlle thal,.. naet<'tl on th 1lnc1•rtty t thP. p,rrfnrmnntt. l· vf'n lhc nmrd re 11t Annuunt r, bmy mnn, had omci1n1t"11 to remo\f• Wrnttlf, and ll'a,,e, In hil 11111c an achin,: H111! that ut>v t t"!)ttM 11t! fi!IM tn lhe 1nutgirwtion of th nrt t. Xow that hn!l bcf.n rcmri111•d h;· a1low1ng aprreet.at1vc folk lv ,,.alk m 11ml ert do"' 11 • nrl pr vldet attention anrf apphun-e nurln,r A rl!'Cenl 1:-venln,: sc:u.l.·,n af 8LO M.,11 urn.- ,1 wn mou intt,..,.tn, lo watch the t-v-,•r4 ir~nial Chulca ro1,e "'y,ln.} IUC' UJJ to'" hlt oppot1itf', thto- t(ili I ro1crophon~, awJ to nhl~ how h~ n.p11n ,·inted And made 11,e of the b.'lckground of SPfftatora. Ev('tn thb.t cxr,,•rlca \. d C'l)ncrrt art t, F.lskD,wfo.t1. ~AB e,;,J_.ntly coMCiou, of botlUy pre11 net• in nifdition to hl'r an~N"+n auditonrl" :ind aansr none tM Je-g5 ch lit:'hl fullJ,· on that accnunt

WIRELESS W££1tL1' P:urc Fi!ty-thtN

I R~~}~~ES I ••H•• ,, ... ,., • .,,,.,,,.,..,.,,, " '""""u .. 11uuu•to""""o,1ou1:

! Manufacturers j ' ' 1 Products Pty. Ltd. i

I,,_·: ,H /~o i:

1i_

I-or u.•e 111 th~ I amou

Neutrodyne Circuit Challi• Hou-.. ~t.nin PL\a SYIJNEY

i Tll'I nw 111t1 I ! t i :

! A'\':C \::. a~~-o:~.";:lct PRU U i ! • I i;J. )htrf ,.,,.. c..•a.. "i,:mince.,. i i. ~rr:: u~•M'fl•f'I. LN.'&. • Ml I l A•r•n• kll-. roa. .SJ14' I C91i. i!

Hld l.ociia-

1. 1· i · 32 6 per set

t Ne tropoll.:.. Elttu'k C:.~ Ltd.

i .!7•9 Kln1 s~~::t· SYDlfBr.

1'i.-vtinm C""ta._ ltn,wt l'b•• I 1•re1111pt 8ll ,._....rita troca IS-11fou. I ;1; \\ • ,..,pt't'Wnt I~ I Of"f'tp R..Jio ;

1::.

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T•"' T~..-Joor I

p«"MI Jnnllnth,_.

Twa,,.iwaJ' 11 .. 'rhr..,..••7 IC • J,o, 1i11il" ~ 00&1rd mo11nti11.wlth Ila ba.n1'1f Two,wa1· • JI ..

Thff••••W'I,, • lt,'•

ra la, _. A1 -arat•. It«• .. U..

Moving block cannot fall II lh• lu:a ' n 1• 4 ~ lM l.r..li .- ••..,, f ,-,. nl , t c,f tl !'M

of .W-1 i•r«ilk>n Nat hnu• ,1 s-n and. tl"UUOM the t'P"'li al U. aicrri... I bl. 1 I

J~1[10fS VCRNIER

COIL HOLDERS t:All:1.F'l'I. \\ llllLLI;\ & Lo., l.t•I .•

l.irtlM• \\•rb. nr ..... ,,,.." Ui,MI .. .. u,~r.R.POOL. YaJt,,,., ot ,._. u• Litt•• B•,a.nc, v.i..-. U•I••·

)11anvl~N>n• H , ,,._.,t• lh,•I J•h• Ar111ohl. t!J•1> Ho• I I. Ors,,_,,.. lll•iD .. ""-1'•.,.. .SL .• Md'bovrft• and II 1 a-r·uulln t-1., \\ C'lli,ut •t• Ntw l.tialaad



Pag1> Fifl) -four WIRELESS WEEK.LT :S ovember 12, 1926.

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I cu:;;~~ A l¼L~S cu:E::.. I Aperiodic Coupler

i

'

' '.\1au:t~t-r,'' lit•nrrn.l TraJin,: Co.

CuU out toe-al station.fl:, wh~n you c:an tun~ In othera. ~,•poratt-:o; au.t1ons whkh ar<! doFe Log~ther in wa\·elt.:ngths. No n.lh'-r:llJOn to Wt.rtn~ of your ~et. :-;u1t.nlilr for nll wavt"lt-n1rlh~. Not neces.ary to get -any 1pec1al roils.

A USER'S RECOMME:--DATION.

uAlloa:· Dun<'on St., Maroubra,

23110/6

:: lll'ar Sus, I 1,rorni!ll•·•i 1u I, t ),OU know th.+ r.-•,ult of n,y I nnl \\ 1tl1 rh, AJ t•rmlir C<1u11h•r. Wtll, I mm.t uy

thAt il ha! rulfi11,:,I cvl"ry 1•ron11so on thl" ~idl' of thl' Bo>. n ){)t better than I l'l'n1ly e.xpiectcd. I can tum·• out :m)• 1tatwn I w1 h. ur tllf)l uny <•IW in \\ lrh 1ht- (''ouplt\r ffl) 1 .. ,a_h-e, ,.eL lK H•ry l'ltiltdive

1._

1 , ...... ::~:~i[~:iil¥i#.i:~iiiE~~:::···

_ Tel~phones: BW 6!138: R l!lli. Sok Australian Distril.lutors. j !' ,,,, .... ,.,,11,,, .. ,,,,,,.,.,1t1•+111n""'''""'"'" H•11•1• , ,,, ,,,,,,.,.,,., ,,,,,,.,,., ,,,,.,,,,,u,.,,,,, , ......... ., ... """"";,11u•• ........................... .,, .. .,n•1.,,., •• ,,..,.,,.,,.,,,,,111unnnuu,u., ,.,,..,,. .. .;

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i,,• The Marco Four Valve Reinartz Receiver ~,,!

ns described in last week's "\'\fireless Weekly"

'''''=:'=

1,,,',,_: Oon'I forgi,t that ~ou can bu} all the part,: of High (!ualit} for huilding ! this lat('::;( i,electhe sel for he Lo" Price of-

£6-16-4 ACCESSORIES REQUlRED:-

THE

1 Radex Valve~. 201A or Hl!I, 6 !l each . . . . • . 1 60 volt Hiille~en B Batter) 3 Dry Cells, 2 !) • • •• •

Your"" ror Lo" e-r Prites :

ECONOMIC RADIO

.i'. "· d. 0 6 3

I 7 11 17 11 S

£2 12

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i ~ :. .. ,nu1un., .... 1,,,.Hn\,.,,nilUOll+ll1Ul1+1t•IOUIIU•llllfUOiloUIIIOHIUIIIIIIHtl•hll• ............ " ........ , •• , .. 11uu,u,u,111tuo,u, .. ,u.u•• ............... ,,, ........... ,,, .................. n .... u ............. "u'•""·"



~ovembu 12. 19'26. WIRELESS WEEltLT Page Fifly.fiv•

------------------

'.I Subscription Form :1

!_

' .............................................................. , ................................................................................................................. "1 ! i I l : : The tlc.UUUH.11.o.r C'OJ>ies of "\V:rt"fon Wl.tt·kb" Ii•!, ,io far ~ut_..-J~t! th1.• ,u115,ly Crom :: i J, ~ t~ pri'nting J1T~"-.. E>JJ, dH1p1t~ int·~aP.Nl output tuth w,·,·l.., thut muny lish~n,-r.:1~in huvc I !, , i complu'i.n'-'tl that Dl•Wl•th•'9-h.'n \\ Hu f.nld oul bl for'-' lht-y rnuld f'lbt.11n thl'tr Cl•PY ln j :

'

~. ~ ~d<'r 1to lniurr

1 d~1iv~ry. hl1 m thi11 eubsc-ns1ti<•n form nnd forward Lo the: fM1li1r. ~ _I.

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ABSORBS

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MllLD0l1R111& .r;d J6 Tan--n..kt SL.

W,elli~wn. N..-.., 1.Hl• rul,

SHOCK-PROTECTS THE VALVES

You know it's good because of the name " LOTUS "

l>ou t lw \'i l onr \'ti h, ,pt11lt•1l Ly ho,•k n.. Lotu• Valve Holder ha,

h11t•ll t-p• 1•udlJ dr!-illlll' ,I I 1 1•rnmf1•r:u•1 1 he 1nwrnphomc l•lem,·nts tbot art.• bO mJurh111 t1, tlh' dt•lwnt....- ,nh:o tH.-mPut,

Tht• uni4llh •ud uriizlnal .. pr1ng of the Lutu& \ ah;~ Holdn ab t•rh un),' ahtK"k flnd t'lihlin:.t«• ttll m1cr1,.. IJh11ni1• uoi11H. Prok-cl YOUR \'U)Vl!l'I h'.'! JiLllnL!' thtt L,1tu" Holrf,.r . ·

J~1[1•rs· W h T.-rstt n.ah ... Y, th I T,-....,,ln-1•. ~"'=====

· - VALVE HOLDER· S?±4\'1

From all Kell.ab]~ [t.dio D.alors C \RNETf. WlllTVLEY & Cu .. L11l..

Tiro..,rt11r,. .. n tfo11tl. r h•rrpool Makeni of the Camou., LOTUS C,.,I Hold.r

.,~ ... ---E:~: R._ ELE S S :,., •• UTE,EKL y !, ........_

h,ql ~ ...... 1'"r••k Mui. l'•d.Jtal-,ul l,7 Artln,r WIUla,.. WatL uf tClfl-lnn•.'" 1.-'!'«M t 81 t.ir d,,r Ua, for lhl'!

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n I al:ld T p\ Ill Art.l '- of lnk~t I<> A• 1rall•1 &,.-ptr11n ri,kr&. All )hn~MI"'• • I Uhasb11lilllU • hi M"tll • t 1'1" anthor·• rMili. • ,14f altl11t1\lll'b HM' ,N!~ldl on, will h ,.,1,"ft to rrtun1 un•a,ta lt!. rnatLlil' tU .,,. ,.,,. 1..-.h-tt l.,Jf • tJUtil>t} thol!' Edltrir u,nrol ar.o. 1•t ,~l"lf'l•1b1lnJ' for h• ur.- rr 1.1n,

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Page hl·y-•ix WIRELESS WEEltLT Novembu 12, 1926. -------------------------------------

f TheB::~~f i[~~!~~i:ii~f ::i~··;-·j I i ! REDUCED TO REDUCED TO i I • /6 ~ • /6 I ! .& .:::;;:=~~~=: .& ;

;,i,.i:' T;:,,1;;~ ii~J: ~tEtJJJk~: I,,,,:

LOUD SPEAKER can 1,c- o~ra,ed ,.,ch Carried in 11tock and distributed in • N'euu-on C")'5tal on }'Our i a>·slltl <el New South Wales by .

:::'.

;_: Au,tralian Di.tributors: MANUFACTUR.ERS PRODUCTS !:',,,

LOUTS COEN PT\'. LTD.. Pty. Llmlted, 260 Flinders Lani-, ~felbourne. Challis House, Sydney.

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I - I i MACLURCAN i T O;N E PU RII_F IE R AND ST AT IC R EDUCE ll

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.,·aw R.UDt' FOR .SAT£ P rice, 21/- l~f'III A MO,VE~-

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~nn:mht-r 12, 192d. WIRELESS WEEKLY

RADIOTRONS bear the above seal

RA DIOTRON UX 199 P.q itlly ll,fr,rt,ttabht , ,If''" '"' ,r •• • h,_.,h ..,ff._1f'ncp ,,cho

01' uJro tNqcurncy ampl.Uiu l:.nr- ly wcooo1:so« I 1,. p ftltiCI&.

A,hllf•h I, ,h:y ti1111, I')' of""'ratrd t.L

I ,Jatnf'f\ \o,1h.a• Clar"" I (\I .. ll Price 13 •

RADlOTRON UX 201A Thf" 1t• nJar,.l ll•rnu"' I flni 1 '"~" h.U• I')' n l•ir &nod. in

any dtol«.h)1' o r • 1' it r N:11 .u-, 1 ,l,,lv• 111, be, 1 r-•nh• • I U'I• lllwNI ()Jlit"r.t11\~ C0411

hl•m~n, VI h , ~ r ~ rrp Price 11 I

RAOIOTRON UX 120 l',;ew dry c R:i li 1rs~n r u n lh 1• 1t 'lll~fl ot aadlD

am.phucaoun ,Jt,I)' f-: s ,.~ .... t \l.y h1-)I Rlam•ftl em1u u,n Voia.ra.e e111u.11l to ,1'•t ~•r , UV

Fil•mt'nt \' h Q.1 J LaM"l"nt I •mr Price J 7 •

RADIOTRON UX 112 A ntt...,. po v .., ,,.. ,n 1 1ht- fa 1111ar LV lOI/\. baltnit"ral

bmb .,. JlOW rfol iii, I r 1 1111 .. 1.., in •«•tnul.atM epec•t~ Mlu, whom u Wm ,lvlw,lt I ,r fflQ"" .. nv,ty l}a111 1h111 • Ve-N~

~:!a•~:::..~~uf,i:'m.,!;-o ii°~ ljhec:,:~'/"J .~•: 1h "t" ex~ep. Price 12 $ 0

AT ALL 0!:ALERS

11 Clu11co Sbett. S)Ulf

1fl I '"'' SL, MIIINnt. lntr'I 1•111• &. c~-~. Strttt. Adtlal• Klilll & kllt Cha Nn G.t11111 SI-. lrts.N•

Write to•d•1 for )'Our c.opy of the- Ra dlo lTOo Booklet "A wc-ahb of 1lllo,,.•l1oa' 1



WIRELESS WEEK.LT November 1:!

and Obuunabl~ from all rnd,o da&lrrs nn J m• oufH turen

A•.-1 •I Ampli• n I \ Htr•la .. 11 J Ltd U M.arcart't ..._,..._..,.., ~,rllln..-•

AMPLION now humanizes

RADIO

1 h.- \ 01re of radw ,~ no lonl{er metallic aud me<l111111cal, but m1>llow, human, ,rnd musical.

1'0 '"erythu,g that 1s broa<lrn,L lrom the full, rich rcFona11tc, 01 the human voice, to the stirring synt'opaL1011 of danre-musn, JhP !{ad10lux A.ruplion give~ unbt'he,able aninmuon, liJc, and a remarkable quality of humanne:-...,.

No 1111:oht'Jt.!ltt", uu u,d!latmg Jumble of noi,ca,-\CI') instrument, every octave, e\'~rr ton,· of the vo1<·e is n•-11r0<luc1•il in 11, tru,- value. A magic achie\em~nt ! \\'1th lls unique cabinet de,1gn, the l!.11Jiolux .A mplion i, designed Lo hormoni~e "ii h I hl' sdtinl( of an} homo!,

Tt pro,•11le, metl'ahle charm and lwa u ty for the eye.

·"'" r .tfi trthutor (nr A tli"•

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