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8/13/2019 JOEMEEK Three q Manual
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Pla
ce
Sta
mp
He
re
JOEMEEK
DISTRIBUTE
DBYPM
IAUDIO
G
RO
UP
23775MadisonStreet
Torrance,California90505USA
THREEQ
JoemeekUse
rGuide
visitus
on
the
webatjoemeek.com
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54
thre
eQControlsataGlance
PREA
MPGAIN-setstheamountofaudioamplification.Toolittlegain
andthesoundwillbetooquiet;toomuchandthesignalcouldbecome
distorted.
PEAK
LED-lights6dBbelowclipping.
LINE
switch-selectstheLine(jack)inputinsteadoftheMic(XLR)input.
TheL
EDlightswhenactive.
COMPRESS-setsthelevelofsignal(orThreshold)abovewhichthe
signalstartstobecompressed.
ATTACK-setshowquicklythecompressorr
espondstopeaksabove
thresh
old.
RELE
ASE-setsthetimeduringwhichthesignalreturnstoitsnormalsize
aftercompression.Ingeneral,thelongerthe
time,thelessobviousthe
compression.
COMPRESSIONMETER-4-Ledbargraphin
dicatestheamountofgain
reductionindB,whichistakingplaceatanygivenmoment.
COMPswitch-turnsthecompressoron.TheLEDlightswhenactive.
LF-c
ontrolsthevolumeofLowFrequencieso
rBassintheaudiospectrum.
15dB
ofboostorcutisavailablearound80Hz.
MID-controlsthemiddlefrequenciesinth
eaudiospectrum.15dBof
boostorcutisavailableattheselectedfre
quency.
MIDFREQ-setsthefrequencyatwhichtheMIDcontroloperates,
anywherefrom300Hzto5kHz.
HF
-controlsthevolumeoftheHighFrequ
enciesorTrebleinthe
audiospectrum.15dBofboostorcutisav
ailablearound12KHz.
EQ
switch-turnstheequalizeron.TheLEDlightswhenactive.
OU
TPUTGAIN-isthevolumecontrolorFaderfortheoutputsofthe
threeQ.
VU
METER-8-LedbargraphshowstheoutputsignallevelindBat
anygivenmoment.
48VPHANTOMPOWERswitch-whenp
ressedin,feeds48Vphan-
tom
powertothemicrophoneXLRconnec
tor.Mostcondensertype
microphonesrequirephantompowertoop
erate.
+4dBu/-10dBvswitch-selectstheoutputo
peratinglevelofthethreeQ,
eithertotheprofessional+4dBulevel,ortothe-10dBvsemiprolevel.
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Te
chnicalSpecification
Inputimpedances
M
ic:1.2kohm;Line:20kohm
Pre-ampoverallgain
0
dBto60dB
Co
mmonmoderejection
7
0dB
Eq
uivalentinputnoise
-128.5dBu(unweighted)
Distortion
0
.001%
(belowCompressorthreshold)
Frequencyresponse
1
0Hzto70kHz(-3dB)
Ma
ximuminputbeforeclipping
M
ic:+19.5dBu;Line:+44.5dBu
He
adroombeforeclipping
+
19.5dBu
Co
mpressorthreshold
-6dButo+20dBu(variable)
Co
mpressorratio
5
:1(typical)
Co
mpressorattacktime
1
msecto100msec(adaptive)
Co
mpressorreleasetime
0
.1secto3sec(adaptive)
Nominaloutputlevels
+4dBu/-10dBv
Outputimpedance
75ohm
OutputLevelswitch
12dBattenuation
NoiseFloor
-85dBu(typical,with~40dBmicgain)
VUMeter
8segme
ntbargraph
Powersupply
12Vacm
ainsadaptor
Powerconsumption
12W
Mechanical
220Wx44Hx180D(overall)
Weight
1kilo
14
Troubleshooting
1)NoPower(nolightswork)
Isthepowersupplypluggedin(bothends)?
Isthemainspoweron?
2)Themicrophonedoesntwork
Isitconnectedtothecorrect(XLR)inputontherearpanel?
Ifitisacondensermicrophone,istheph
antompowerswitchedon?
IstheLineswitchout(LEDoff)?
IstheInputGaincontrolturnedup?
IstheOutputGaincontrolturnedup?
3)Thelineinputdoesntwork
Is
thesourceconnectedtothecorrect(ja
ck)inputonthebackoftheunit?
Is
theLineswitchin(LEDon)?
Is
theInputGaincontrolturnedup?
Is
theOutputGaincontrolturnedup?
4)Thecompressordoesntwork
Is
theCompswitchin(LEDon)?
Is
theCompresscontrolturnedupenou
gh?
Is
thereenoughsignal,assetbytheInp
utGaincontrol,todrivethe
compressor?
5)Toolittleortoomuchcompression
TurntheInputGaincontrolupordow
nrespectively,toadjustthe
signalleveltothecompressor
6)TheMeequalizerdoesnttwork.
IstheEQswitchin(LEDon)?
IsInputGaincontrolturnedup?
IsOutputGaincontrolturnedup?
7)Toomuchnoise
IstheInputGaincontroltoohigh?Trymovingthemicclosertothe
source
IstheOutputGaincontroltoohigh(e
g:whenlotsofcompressionis
beingused)?
IstheretoomuchEQboost?
Isthenoisealreadypresentintheinputsignal?(Tryremovingthe
input)
8)Soundsdistorted
IstheInputGaincontroltoohigh?
IstheOutputGaincontroltoohigh?
IstheretoomuchEQboost?
Whenusingthecompressor,istheRe
leasecontrolsettoolow?
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