Sets - americanradiohistory.com · The wireless weekly : the hundred per cent Australian radio journal Page 1 nla.obj-628081501 National Library of Australia SPECIAL FEATURE w d ful

The wireless weekly : the hundred per cent Australian radio journal

Page 1nla.obj-628081501National Library of Australia

SPECIAL FEATURE w d ful Ex . THis WEEK on er penments



WIRELESS WEEKLY J n1H ' Jlt:Z1

• Sets

In n•h11t:·1u,·ut of tou,· amt ... j111pli1•iL_\ of to11lrt1I. \H" ... 1n• t·1,nil1l,·11t Lb.i.t in tht> H \l)IIJ' 'I\ "" h,n,• anaiu,,,1 rl'•UIL• ~-r1 111 111• .. •1nalJ,.,I I" an, oth .. r lt1d111 R,-.·,•i, .. r uff,·ri11:! on LL,· "\\orl11', 111urk.,1-. • •

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11•·" l'r111· I H ul HI \I I I II (,,uml- i-.. 111n, n•a1h lur d,•,tl.•r.111,I r11.11111fud11rt>r-.· t,t 111 l,rfu1,· )Ull pl~1•·•· )Oltr rn·,t ILuliu ur,J. ... r

'Intl,• 1JJ \u-trulia of th,· fi11o --1 iml'url,•,I ,.J,.t'lri,· f>.trl,, o.ut•I furui-h,·tl 111 dP•igu• J1nl .. H pri• t'- 1,, --1111 ,,, ,•rl lu1·.1lih .111.J p11r-1•, t 111 H \J)lt I\ I I'\ ..,,·rw- uf ,, t• .,,fl r•·\\._tril \our ,tl1t·111i1111 ••' tlu I ,luhlhun .n,d al our 'hu" rttnft1 ...

\\ ti!•• lur 11111 ( .,1 1,duµ11•· , ,pl,1i11i11~ 111 ,l,·tuil tlu• I' 1tr111, t ,I J,·alun ... u1tl .ul\,tll hl;!t·- nl our • t Jf .. 11111~11111 ti l1111d "'11'',al,·r, 11t1 ... 1n11·11,111.

(Juali l) Parb

~fake Quality Sets I II , ••IIC "•·I- n•,· l '\ l'I ED I r,111-furw,·r- au,I Lor11ln1•tr>; lnr r ·-111!-. 111,· I '\ 1'11·.I) .111,I ..,j(, '\ \I lin,· ul R ulin l'"rl• ,lfl• for ,.,J,, 111 ,di up-111-,l,11,• J),•al,·r• \-1. 1111 1h,·111

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United Distrihuting L

ConIJ)all) Ltd. l>i-tnh11111r- nl 1111 I 11111011 '" l \I I I.I> - .uni ··..,11 ;\ \I .. Hu.Jiu l',1rt- J\\ t, .. 1, .• ,,1,. onhJ

28 I I.\ IU. \LI ~ l 'H I I I. .., \I l \I.\ .11111 ut .'i'l2 11111 Hl-.1 ~ I Hl:1.1. \Jt:t HIil H1'~



-11-I__Elfj, HELE& WEEKLY-

Alouma//')PJ'o/prf,lolhe /11/err.tsfs of' !!'ir

1P/ess E11lnuita.xts b.ot1t

1 A11 z er l!u r etJz ct /i1roress101ta

OH'TCTAT ORC,A~ 0~ TI-IF. Al ISTHAL\'il.\ '< R •\ l>IO IIEI A) LEAGUE.

Vol. 3. No. 13

The Poor Amateur ,,,,1,u,,,,,,.,,..,,l!J,1u11u11111u,,u1,

J'rol1,1!ol,, ,,,·,·r~ , ••\\· ,l,-,,•l1,p111t·111 i11 ·n1li,t1 HI 1111, Ill •t wuh oppo~it1011 tr,rni tll •111,11·

ter,. ~feu !i11,1• l.,·,•11 k,Jl.,,l tt1td 1ort1t1·,·d f<tr hr••

Iar~ lltld tlt,.•11n~- whi, It 11 1·, 1101\ ,,,1,1l1li,J1,•1l fitt•t, Ill tb,• t'\'Pr) rla.,· 1·1,111 i11~ oi' lift·

To £la~. tl1nm.d1 1hi11!!, aJ•p diffr•n·11t. 111H1t.\· ,1 ron!! awl !.i1 In ii!!ht 1111s to b.-• wag-ed hf••

for.• Hif'ft 1:Jll1 rt•l'0!.!1Jlti<11l 1, !.!'l\"t•ll 111 uurtlli11~ tic,,

lri 11t1itrl,,· l',t'r,, Ji11t• nt 1,rt1g1r-... , \\ j ;.11'" itt. rlrl 1, d 1,, tl11· ,,rnn1 .. 11r-1h,· 1un11. ,1 IH• 1111·111,!!li purl' Joy,- <>I lhP 111,l,l,J· iu wlti••h I,,, i, 111tr•r

,·~t,·«i. \\"t~rk:-1 ut hi, uw11 1dt1a ~11 d h1·111~-., 1t lol'lh IIJ thP l1~ltt ,,f ,l,1,1

'l'ht:u the nt h er ,,·,·Tion ut t l.tt· w, 1rl,l 1•nm,·, i11 a 11 d ,teal, th,· itl1•u, p,11, ti 011 ti,, 1111,rk, I ,, t,t

1·,•1q1, all tl11• 1,,n,,fir ,\ ••as,, t •I tlti, !,ind l11q111"11,•tl i11 l,,,11rl"tt r,•-

' ,·u1ly j)Uu t·oll1·1•r111•1I ,1 ,ii,tpl,· I, 11 ,.,._ ·,·II, 111 ,1d-1liti11n to wirel~,, >l'I~.

Tit,· 1t11111 t t•11r rr•,·1•iY1·cl l:10 !or 111<• 1d1•,1 Th,, ru·m \I ht> ltt•1t!!ltt it 1111, prohal,I) 111,1,l~ £1(! ll00.

Thi, sul'I ,11' rhi11g "·ill 11hu1y, l1app,•11 11ml,·r 1!,,, p1•,.,,,111 1111 i1prn1,•t! pate11t law,.

J,u·r I I H l1Ut11f'l' r .... ( hllllllhl!W1·alth (:o,'4''1'11•

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Rosier (or Week ending 9th January, 1924

Thur. Jun. 3 Fi·itl:.v ....... • "atnraa~ ••. 5 Snn<la\. .... 6 ~Ion ........... 7 Tu,·, ..... 8 \'r,•,ln,·, ..... 9

7.311 to 8.0 2 i;l{ 2 FA 2 L.R

2 /,(, 2 FA

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8.311 to 9.0 9 to 9.30 2 ZG 2 \ _\J 2 YI ~ In 2 J \1

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WIRELESS WEEKLY I , r I 1'•21, ---------------

NEWS IN PICTURES

\'OT THE ,\1/LSO,\ 'S POI.VT TO BALi\.lORAL Bl.:S

bu1 one ol ~.in hunmco'• up-10-da1.- :-.loto, Tran,ports. Thrs bu, ha,b,.,n t'qwpl)('d "1th Radio to cnt .. 11a1n pa«t'ngtro whrlr tra\'rlltn~

HIVTIS/1 PHOGRE:..SS IN WIIU:.Ll:..SS

OpN ,tong iable• el Red10 Hou•~. Londo,,. wh,.,.-3ctual lran,n1is,ion and rec,.pllon ar .. cani .. d on be

lwef'n Landon, NPw Yorl ~nd Canada

fhc Contmentdl circu111 for comm11n1c~1ton \\&th Franc!', Spam and Sw11urland and other l· uro•

pl'an counln"s



WIRELESS WEi::KL Y 3

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WIRELESS WEEKLY

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I I n 4 1')21

Hecep/,on aboce the C1ouds

pilot-. r t,\1 uf die h.d lu11n'took p 111 1n rlu nn11,,nal ,-lim

I al1,,un rnrt v.l11d1 ~1.111f cl n 1111,li-.. Juh ..Jilt. li,ti\t mad,~

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WIRELESS WEEKLY

\H 111, r r,1,111 l tr, 11 \\ ( . \ rn ..;,·h, n , C'IJ•h \\r l1r:in1 j11 .. 1 t 1111U"i1 of II tu 111.akt 1 .. \\I h 1<i:1,,. hatJ iif"ar,I lla tn ttrr 1,·porl Tlmu·\1·1, 1111r di~app,t1nl-1ll•·nt wu,;: -.h11rt, for a h•\, m1111w,1t.r. ,Ltl, r lilt" whole lt purl 'n,l"' r,•p1•.1tr1I. e1,irn "\\,1r1l l~in:,! r, n•i\,•,1 1·lu1r ~11141 ,Ji,1111, f ft ''"•" lmit 1hr n, ~~ w,• wnnt, d,

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Receiver

These receivers range in size from 2 valves up to 7 and fa price from £33, 10 - up to £ 150 for Complete instrumeuts. NOTE THAT THE PRICE IS "COMPt.t:n:·· WITII

THE EXCEPTION OF A LOUD SPEAKtR.

Wt> \\ di h1• Jtlt•ai.,-.d w gtH' )OU ~, prn("IH'nl tlr1110J1i,.lrotio11 ou .m, of ,,ur n•1.·t·t\t'f"'" al our D1·muu-;Lr.•liu11 Hum11, l~t FJ01,r. '.VII t,, .. or~~· ~I.

\-V,- sur Sol~ NS. \:V -R9•,.f• /or " Ke/lo_qg " R11Jin E,,-..,,f;m,nt M l,,,cA u C!on aid1:r,,,J de mo-at r[/.o#lrsl a1td mo•t dlfract11 ,, 11pt;aralta )Id f-ut OIi

\.11111 err o/•o .i9tmh /or Farm.,r , 'Broa.cl'-",,.1ha!J s~,. .. •,~r ond Or.ft' liu,ut:J ,o IIJIJ'IZ,I,' lhttu· 8,aa.Jca•I• ,nq /iu,.u togt'tJ.-,,, UJitlt. tl.m G t,urrt1m•nl 1l,011J-

ti,-, m11rl,•t. ca•t /1c,,,u,a

Exf"'C"nmf'ntal R~rl\'lng and I ranurumnv. equ1pmrn1 1~cui.lly c.al("red !or lul •nd lllu,uwd Pamphlcl

BURGIN ELECTRIC WIRELESS ENGINEERS & SUPPLIERS

391 GEORGE ST.. SYDNEY

co.



ti WlRELESS WEEKLY 1.

Selector Circuits lo Eliminate lnler{erence

II ,11 r,/lu,· f,nl /la1, r w,1/ m,u JI 1 ¥11

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J m 1 n 1 l'J::I. WIRELESS WEEKLY

A n Interview with Lord Robert Ced! ................................... 0 .................................. ..

•!l, II IL< l.11~1.•

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,~ 111rl1 111 1s •·<itn pli111J8lh ,,,.JI q11,1li f ,' 111 11·.iL. h,1\·111g pln\"1·,I .a p1·••1111n• t"I I Jlitrl rn 1h, (•(~u·,~ Tif'~•1l1Jlln11-.. 111

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\\1111 ili~tml Uno II\ hi" u,~ l11•t 11 .1 nun j .. 1,,1 fur f)un·n Eliulh•lh.

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1ltlc In d1t ... ,,m(·limr~ r,,1 di--h and ...11nw1inw.. ...,.,u••hi11~ qu,--.1i1111... 1'1:-11 ~"·t·,• pul t,, him.

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·=-

V~ta~I. eo/ our S,luer Cup C ompetit,on will be published at an ~a-r/y

date

T wo Sr'luer Cup• arc to be presented for the 'Be,rl Value & C ryda/ Set• mad~ by any Rmateur in flu slral;a e r

N ~"' Z ea/and.

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fnitl-1. 111· -tttd 0 l JIU "-ltll)lh ht rt 1o ~rt,\· ~111.:!1 111fnm1al ion u .. I am 1.1h1P tu µ.hr- 1111 n ... ti\,j1·1 I 1ha1 !1,.fd'- th, in• hr, ... , 11{ I •·rlnin \mn11 llfl ... _ r hupt' lu ),,, Jh'1• t41 11.Jl )PII .;...ru, tl1in~ ,,.,rth l1t·.u-111µ JJ.t<UI, on 1111- I t·d~tlr 11f '\,1• h 11n... \'h 1,l,p 1·1 II"- tu th1 i11£on11,1• 1i11n, I am 111 ,1 an 11r1 p,·r1inrnt inlf'r• \t•lh r in otlkr p,·op1..-·.., ulfoiro:,""'

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m,t·d ut d11 dmrlt-1 l.1--1 nq.dll ·nu nmpuri .... 11n lwt,\1,-n lu r, ,111d 11 ~u•

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had pro11lutj .I )1t·ttt r u11tJ, .. r ... thn1lmµ:1, Hl\nU,t llll"ll1 111 1ik1•r11·1I Ifie• m1•, lttl~"

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.. , 111f Ji.H r· !!:Cl 111 j!i•t 1irl 111 f,•,11 !Hid

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Conllnm,,J (}n 1,uue 15, ""' 1



WIRELE.SS WEEKLY

/Jioneer tVorl?, m E ther !Vuve.~ l fh , 111 1111\fR lllfll.l

BAKELITE DILECTO ELECTRICAL MANUFACTURERS Wireless Experim ente rs and Others

D O YOU USE T H E BEST INSULATION ?

llltl • • 111 1\

0. H. O'BRIEN & NICHOLL (S y dney) Phu11~ J ) 02 Ci11J 37-3 9 Pitt Stree t Phou JU5':)l C-,tu



l I !~ I WIRELESS WEEKLY

W onderful Experiments by N.S. W. Amateurs ............ ,.,[;] ..... , ..

11 t ,11 mil on 1111.. 1 nu I nr"h •1l1l IIH t ,un,11,u,u ,,,.,i ",ti. , ,. 1r ,,,.- \

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... ,1,~lul r:m 1111 lu- luu; ilunn;! lt'ft'nt \H•1 l..;. 1 lt trh rt"t·•·i\1·<l \nll'1i,·tm -ii,! naJ ... u~m~ otd\· urn· ,.,hr .. rn,I '"lllf'ph JJI:! 1lw 11""' r 11,•1 o--, .. 41n, to 11pt.·r.a1, d11·

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mn1 l1 lar!:!.Pr tlr.-m 1h.- or,lmsry 11IIJ1111 , ,-, ,rnd 1\1·1 hln.:. ,011.;itl,-1.il,I,, I,•.;-. 1J1,m 1111~,~ l,,,n,11,J!!"'

Of ._-.,ur.,,.. it 11111-1 1111t It,, 0111 1111,111

t•lll It, Jll1d~'.IJ1nl 1h:u nrt!rnan 1 1111 1111•t1·1,,I I nmmunw.111,m c•11uld 11, e-.tohli..Jr, rl .;1nd m ,i111 1i11, I 11,.l,·t I lu_:-. I• ... J ,·11rnlit1n11-- Th,• r,-t,•i,,-r="' 11 ... ,, I 111 "\",,,1 7~alund t11 --etur.,. l\Ii \I tt'lur• •~n· fn\\ I.OH• f l11Hl"llli-.. 11111 'f\j•f> ("'\ r.,,ut.nu, I "h n ~ p

The PACIFIC RADIO COMP ANY SYD N EY---

COMPLETE SETS for

R ecept;on of B roadcasted P rogrammes from £7 /7 -I'\( II II 1>, I 1\•· \l,.,t, 111t11r \ ,1h,, Hr, 1 j\ 1·r 111111 .. , d 111 111101 11111 J 1 lt1111 l~ 1 ,m1pl, It- \\lllt lowl ... 111•2rh.,·r \\ ill.1nl .. t\1r1~, J..111 ru~. 11 I

"'n.., rn-.nlufp.-.. , ,11111 ll.1epuJ,,,... lU..,t.,"C'•I tn 1 ~1th111 ,o 111111•

lns.:hlt p ,l !,h, ,l li.alli-111 I II I u( .._\ ,111,·,

r \Pf Hi\lJ \ I \I ,1,u I, HH'ind•· '\1°\\ .... , ... 1,·t11 l,·lt•pl1u1w.., I I, ul tl \la,.11.J\O~ I uu1I ""Jl•••~rr .. \\, .. ,, 111 I lr1 lrH ( 11.. \J1p.1.- tltJ-., .uul .111 111,11..•·'- of l11"IH L, .... \pp,11.1111 .. 1, ... , ii i11 , '\Ju I lfllt 111,d U, 1 rn • 11-

1111 .1(!rnt11111 of Ill• 1.-tdt i• 1.1lJ•1) Iii tlif' f,11 I 111111 \\I' 1ft 1111\, Jlt• Jl,tr, 11111

1, ! •'1\1' 1·111pnru f1 1r 1lu .. 11r,11h of .. t_•1- HUii J ru du \ 11 11111-l l1ro.1d, ., .. , .. liill"II'"

COU'VTR.Y I/GENTS REQUIRED L/81,R.flL DlSCOUNTS TO LICE,\Mi.D DEilLE1i'\'

TE,.1P01UlR. 1' c,/ T}' .iDDDRE.S5

Co Mr. Henry, Architect, 2nd Floor, 121 Pitt Street

Trade enqum•• to F THOMPSON. Worl., and E,.perimental Stet.on · 3 8

Manager PACIFIC RADIO COMPANY DONNELLY STREET. BALM A IN

.,



10 WIRELESS WEEKLY

lur1 .111',. f l" 11 1 1l1u11 ~ 1II 1~ ''l'f 1rd l,, flll!III r,1/t,~ 1\111ru11,11tt,~ Mtlll \\I

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111111, 111 10~ th, multf r aml Ilk" \I•"" 11.1- 11!'1·11 1 \J•J1"" .. , d 1li,11 du i..tuh l1•" ~llh \11u-11n111 ,qwr,J.111r• ntl ,~ lh•n ,,11h ,\ 11--tr.tlurn .t1t1111t·1u- II h~-1.,, 11 puml, d ,1111 tit.ti in .\m, 1ua. •ith .1 I.ire,• nurnl1,·r 11f - 1.11u,n.. "-011..111_ mum !',,~nul-. tan !11• -Nu,, ,I •11h a: m11umnm .n1101111t ,il u1•f'rJl111!! ... Lil) \11--1r,tlt.1 1--. l111\\,·\, r • .,,.,rl,·h d, ... tanl

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t, 11lr" -..lu-u ttlimpllt11! lo"' tl Um• ,. f Ill II ,m. I lip. If 1111 ti ......... o,HI

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-9?g_J,o eo,T!fJany

Of importance

to E xperimenters and to those about to enter the field of Wireless

15 L,r,at,d

LOFTUS STR.EET C,rrul.ar o~ ..

SYDNEY

Ju11nan I \l{(,I. DI Hl\1, 1111 mnnth ,.f ll_EUI ITIII'\._ 1,ill f.,, 111,1111· ol our -11111.., of

EXPERIMENTflL SETS aoJ Pfl'RTS al COST and und~r COST PRICES . . ,II ,.f .. 11,.-1, ' = \\ill ,·urn 1111r !,!Uar .. anh••· lo !!i •· --uti ... (..a, 1100. ~

\ :-,11,ull I non-111111,·r ,, 1tl1 1'11111· \lmlul.,111,11 , n111pl1·1,· !_.

\\illi \j1h•·- .1111I n.111"1i«• ... r,·.uh fur ...... Jl 1:':.!:-i ... J1t'"l

01111 ul' our 111au, ltar;_!ain-. i Stad, l,m,frd, Srnd your O,J., •• •orly u pc,,.,1,/e j

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WIRELESS WEEKLY J 1

-_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_ -_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_-_~

NEWS IN BRIEF Mr. I' u.,1,1 .. \,,\Jrth. 11{ \,lt•lu.Hh:, '\\-110

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lmil l,c•rn rranted rn-·11 lirt>n'-t-.. m Yi\"• tnr1a. On1• nl th, Ii, ,,n..,1 .. \HJ-- lnr l1r >J1l,a-1111(.; 1,11 H .. 11nrt \\Jl\t·-lt·n(!th f r 1Ji,, .. m1'ln•poli1,tn 10',ly "hih filt' 111h~ r \\DS (11r .i lottl,! \\U\1 f, n!!ll1 tu 1 OH r \ 1rl11r 11.1 uwl t't1,rnd11i,t.

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FEDERAL RADIO

APPARATUS ,tr+ ti fl I" ,I I I' ( I+. I

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The F/'e11ch Saca11l

M Edourm/ Branly

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WIRELESS WEEKLY JanuAry 4 1921

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