W2IIHY EQplus Operating instructions

Brand
W2IIHY
Model
EQplus
Category
Musical Equipment
Type
Operating instructions

This manual is also suitable for

OPERATINGMANUAL
EQplus
AUDIO
PROCESSOR
September2004
JuliusD.Jones
19VanessaLane
Staatsburg,N.Y.(12580)
(845)889-4253
E-mail:Julius@W2IHY.COM
HomePage:http://www.w2ihy.com
c2004W2IHY, ALL RIGHTSRESERVED
-2-
TECHNOLOGIES
W2IHY
EQplus
AUDIO
PROCESSOR
OPERATINGMANUAL
TABLEOFCONTENTS
Introduction.........................4
FrontPanelControls..........5-9
RearPanelControls............10-11
Schematic(FrontPanel).......12-13
Schematic(RearPanel).......14
RearPanelControls...........15
GettingStartedTutorial.......16-19
InternalWiring....................20
AudioOutCablewiring......21-24
-3-
-4-
TheEQplus is thenext generationofaudioprocessing
equipmentfromW2IHY Technologies. TheEQplus was
designed tobedirectly attached totheworldfamous
W2IHY 8BandEQ. TheEQplus provides features such
as AudioCompression,DownwardExpansion, Effects
andconnectivity to3radios. Allthese features, and
more,weredesigned inaway thatmakes theEQplus
easy touse. Extensive testing was doneby amateurs
onmany differentradios on AM,FMandSSBso thatthe
product wouldbeready foryou touse problemfree.
Buying theEQplus gives you theavailability to Amateur
Serviceunrivaled inthehobby.Wefeelso confident that
you willbedelightedwiththeEQplus thatweoffera30
day money back,noquestions askedguarantee. The
EQplus represents thenewreference pointforeasy to
use amateurradioaudioequipment.
IfIdidnotthink you wouldbedelightedwith TheEQplus
Iwouldhave notputmy call sign onit. Thanks foryour
purchaseandweappreciate your business.
Julius D,Jones (W2IHY)
INTRODUCTION
EQplus
AUDIO
PROCESSOR
-5-
FRONTPANEL CONTROLS
1
2
6
Thissectiondescribeseachofthecontrolsonthefrontpanel. You
shouldreadthroughthissectionnow.Someofthedescriptionswill
bemoremeaningfulafteryoufirstworkthroughtheGetting
Started Tutorial.
Thisswitchturnstheunit'spoweronandoff.
ThisLEDgoesonwhenpowerisonintheunit.
(1)PowerOn/OffSwitch(S1)
(2)PoweronLED(LED1)
(3) AudioInputMicPWR(Power)Switch(S6)
Turningthisswitchonputs+5VontowhatispluggedintotheMic
Inand AuxInputconnectors. TheMicpowerswitchmustbeonif
youhaveanyofthefollowingmicrophonesconnecteddirectlyinto
theEQplus:
-ICOMHM12,HM36,SM6etc..
-HeilmicrophonesmadespecificallyforICOMradio’ssuchas
theHMIandICM
-ElecractMH2(madefortheElecraftradiobyHeilSound)
711 12 10
514 15 13
8
4
9
317
16
FRONTPANEL CONTROLS
-6-
(4) AudioInputImpedanceSwitch(S5)
(5)MicInGain(R12)
(6)LEDBarGraph
,
This3positiontoggleswitchisusedtochangetheinputimpedance
oftheMicand AuxInputs(19,20&21).InputImpedancesof200ohms,
600ohmsand50Kohms(HI-Z)maybeselected.
Thispotentiometer,whenturnedclockwise,canincreasethe AudioInput
signallevelsuptoabout+40dBv. Themicgainshouldbechanged
until3or4greenBarGraph(7)LED’s
areilluminated. Audiolevelsshouldbemaintainedinthegreenand
yellowrangesoftheLEDBarGraph(6).
The10segmentLEDBarGraphindicatespeaktopeakEQplusinternal
audiolevels. ThepositionoftheEqualizer(7)andCompressor/
DownwardExpander(10)switchescontrolwhatinternalfunctionisbeing
indicated. ThetablesbelowdefineswhattheLEDBarGraphisindicating.
ThepictorialbelowshowstheEQplus AudioChain
while
speakingintothemicrophone
EQplus BAR GRAPH MONITORING
Compressor Equalizer Bar graph monitoring
off off Output of Audio Amp
off on Output of Equlaizer
on off Output of Compressor
on on Output of Compressor
dB reading
Peak to Peak
voltage
0 1 Volt
-6 500 mv
-12 250 mv
-24 125 mv
V
V
V
V
V
V
V
Dual
BandEQ
BAR
GRAPH
Comp./
DwrdExpd.
EFFECTS
PROC.
ON
OFF
AudioOut
AUDIO
AMP
ON
OFF
ON
OFF
EQplus AUDIOCHAIN
V
V
Audio
Amp
AudioIN
FRONTPANEL CONTROLS
(7)EqualizerOn/OffSwitch(S3)
(8)EqualizerBass(R37)
(9)EqualizerTreble(R38)
(10)Compressor/DownwardExpanderOn/OffSwitch(S2)
(11)Compressor/DownwardExpanderCOMPRESSOR(COMP)
POTENTIOMETER(R22)
ThisswitchturnstheEqualizeronandoff.Whentheequalizeris
off,adjustingthebassandtreblecontrolshavenoeffectonthe
outputaudio.
ThisrotarypotentiometerworksonlywhentheEqualizerSwitch
(7)ison. Turningthiscontrolclockwiseincreasestheamountof
bassboost. Turningthiscontrolcounterclockwisedecreasesthe
amountofbassboost. Thedetentatthehalfwaypointofrotation
represents0dBofboost.Eachcasemarkingrepresents4dB.
ThisrotarypotentiometerworksonlywhentheEqualizerSwitch
(7)ison. Turningthecontrolclockwiseincreasestheamountof
trebleboost. Turningthiscontrolcounterclockwisedecreasesthe
amountoftrebleboost. Thedetentatthehalfwaypointofrotation
represents0dBofboost.Eachcasemarkingrepresents4dB.
Whentheswitchisintheoffpositionthecompressorand
downwardexpanderhavenoeffectontheEQplus’saudio.
ThispotentiometerworksonlyiftheCompressor/Downward
Expanderswitch(10)ison. TheCOMP potentiometercontrols
theamountofcompressionthatwillbedonebytheunit.Ifthe
COMP potentiometeristurnedfullycounterclockwisethenthere
willbenocompressionintroduced(0dB)toincomingsignals.
IftheCOMP potentiometerisrotatedfullyclockwisethen
-7-
FRONTPANEL CONTROLS
Incomingsignalswillhaveupto20dBofcompressionintroduced.
TheEQpluscompressorcircuitrycontainsalimiterthatispreset
atthefactory. Thelimiterissettolimittheprocessedsignalsto
375millivolts(-9dB).Whenthislevelisreachedthe1-styellow
LEDonthebargraphwillbeonandthetopRed(Limiting)LED
willturnon. Additionalincreasesinaudiolevel,usingeitherthe
AudioInputGainPotentiometerortheEqualizerPotentiometers,
willresultinasmallincreaseinoutputfromthecompressor’s
circuitry. ThegoodnewsisthattheEQpluscanproducehigh
levelsofcompressionwhilemaintainingfidelityandverylow
distortionlevels. TheRFcompressorsinmanyradio’shave
difficultyattaininghighlevelsofcompressionwithlowlevels
ofdistortions.RFcompressorsrolloffthelowendaudioresponse
ofthesignalstheyprocess. ThenetresultoftheEQplus
compressorisupto20dBofsignalcompressionwithverylow
distortionandlittletonochangeinoverallaudiobandwidth..
ThispotentiometerworksonlyiftheCompressor/Downward
Expanderswitch(10)ison. TheDownwardExpanderremoves
unwantedaudiblesoundssuchasfannoise. TheDownward
ExpanderisoperatedbyturningtheDELEVEL Controlclockwise
justtothepointwhereunwantedsoundsareremoved.
(12)Compressor/DownwardExpanderDownwardExpander
Level(DELEVEL)POTENTIOMETER(R47)
(13)EFFECTSPROCESSORPROGRAMSELECT/OFF
SWITCH(S4)
This3positiontoggleswitchisusedtoselectoneoftwoeffectsor
toturntheEffectsProcessoroff.WhentheEffectsProcessoris
offtheEffectsProcessorDelayandLevelcontrolswillnotmodify
internalEQplusaudio. Thetoggleswitchinposition1selects
Effect1.Effect1emulatesdampeningsoundreflectingmultiple
timesfromasurface. Thetoggleswitchintheposition2selects
Effect2.Effect2emulatessoundreflectingoncefromasurface.
-8-
FRONTPANEL CONTROLS
(14)EFFECTSPROCESSORDELAY Potentiometer(R42)
(15)EFFECTSPROCESSORLEVEL Potentiometer(R47)
(16)OUTPUTLEVEL Potentiometer(R44)
(17)Monitor(Mon)LEVEL Potentiometer(R39)
ThispotentiometerworksonlyiftheEffectsProcessor3position
toggleswitchisselectingeithereffect1oreffect2. TheDelay
control,whenrotatedclockwiseincreases,byuptoabout
80milliseconds,thetimethataudiowaveformisdelayed. The
delayedwaveformisthenmixedwiththeoriginalnondelayed
waveform. Themixedwaveformisnextsenttotheoutputof
theEQplus.
Whenthepotisturnedclockwise,atthehalfwaypoint,thereisa
detent. ThisrepresentsastartingpointforadjustingtheEffects
ProcessorDelay..
ThispotentiometerworksonlyiftheEffectsProcessor3position
toggleswitchisselectingeithereffect1oreffect2. TheLevel
control,whenrotatedclockwise,increasestheamplitudethat
thedelayedaudiowaveformiscombinedwiththeoriginalnon
delayedwaveform.
Whenthepotisturnedclockwise,atthehalfwaypoint,thereisa
detent. ThisrepresentsastartingpointforadjustingtheEffects
ProcessorLevel.
Thispotentiometervariestheoutputlevelfromabout10
millivoltstoabout1voltpeaktopeak.
ThispotentiometeradjuststheaudiolevelintothePhones
Connector(24).
-9-
REARPANEL CONTROLS
19 18 22
20 23 24
21 22 25
(18)MICSELECT
(19)MICINPUT
This threeposition switchselects the YAESU,KENWOODor
ICOMmicrophone pluggedintothe8pinMic Input(19).
(Othermicrophones supported withmic adapters)
This Inputuses an8Pinmicrophone maleconnector. The
impedance ofthis inputis set by the AudioInput3position
toggleswitch(4).Donotuse this connectorwhenRCA Mic
In(20)orthe Aux Input(21)is beingused.
IcomKen Yaesu
+Mic+Mic
+5VPTT+5V
PTT+5V
PTT
Gnd-MicGnd
Gnd+Mic
1
2
5
6
7
8
J8
Pin
PTT
PTT
Gnd
Gnd
-10-
REARPANEL CONTROLS
-11-
(20)MICINPUT
ThisRCA femaleconnectorisusedasamicrophone
input. ThisconnectorworksindependentoftheMicSelect
switch(18)andmaybeusedforanotheraudioinput
sourcesuchasamicrophone. Theimpedanceofthis
inputissetbythe AudioInput3positiontoggleswitch(4).
(21) AUXINPUT
(22)PTTINPUT
(22)OUTPUTSELECT
This5PinDinconnectorallowsaudiotobebroughtinto
theEQplusfromanexternaldevice..Thisconnector
worksindependentoftheMicSelectswitch(18)andmay
beusedforanotheraudioinputsourcesuchasa
W2IHY 8BandEQ. Theimpedanceofthisinputissetby
the AudioInput3positiontoggleswitch(4).
ThisfemaleRCA connectorisforpushtotalkcontrol. A foot
switchorotherdevicemaybeconnected.Groundingthe
centeroftheconnectorgroundsthepushtotalklineonthe
selected AudioOutput.
Thisthreepositionrotaryswitchdirectsaudiotooneof3
5PinDINconnectors(Output1,Output2orOutput3.)
Gnd
PTT
- AUDIOIN
+ AudioIN
AUXINPUT
5PinMaleDIN
Dinconnectorsshown
onsidetobesoldered
-15-
REARPANEL CONTROLS
(23) AUDIOOUTPUTS1,2and3
(24)PHONES
(25)Power
TheaudiooutputandPTT outputs oftheEQplus uses these
5pinDIN’s. Whenthe AudioOutputRotary switch(22)is in
the“1”position, audiois activeat AudioOutput1.Whenthe
AudioOutputRotary switch(22)is inthe“2”position, audio
is activeat AudioOutput2.Whenthe AudioOutputRotary
Switch (22)is inthe“3”position, audiois activeat Audio
Output3. Thediagrambelowshows theconfiguration ofeach
ofthe3outputs.
This 1/4“Stereoheadphoneconnectorcan beused tomonitor
audiofromtheEQplus. Theoutputlevel ofthis connectoris
controlled by theMonitorLevel control(1).
(Aninlineadaptershould beused withheadsets thatdonot
use 1/4“stereo connectors. Stores like RadioShack have
suchadapters available.)
5PinDinconnector.7-14VDCinputat100ma.
Important:Unless
headphonesusing1/4” stereoconnectorsareused,the
EQplusmonitorwillnotoperateproperly.
Gnd
PTT
- Audio
+ Audio Balanced
Output
Hi-ZOutput
AUDIOOUT1/2/3
5PinMaleDIN
Dinconnectorsshown
onsidetobesoldered
+7to14V
GND
Power
5PinMaleDIN
Dinconnectorsshown
onsidetobesoldered
-16-
GETTINGSTARTEDTUTORIAL
Beforepluggingthepowertransformerintothewall,presetthe
EQpluscontrolsasindicated:
and
alloff.
urnthe toselectthemicrophoneyouwill
beusing.Ifyouarenotusingamicbutanexternalaudiosource
likeaW2IHY EQ,connectyouraudiosourceintothe AuxInput.(If
youareusingaW2IHY EQ,thenconnectacablebetweentheMic
OutoftheEQandthe AuxInputoftheEQplus.)
Plugthepowertransformer(powercube)intothewallandintothe
PowerconnectoroftheEQplus. Attachtheaudiocablebetween
yourtransceiver/transmitterandthe oftheEQplus.
andyouareusing
anelectretmicsuchasanICOMHm12,Hm36,Sm6,...ora
HeilMicmadeforICOMradios,thenturnthefrontpanel Audio
InputMicPwrswitchon.Setthe AudioInputimpedance(4)for
theimpedanceofthemicthatisconnectedintotheMICIN.Most
amateurradiomicsare600ohms.
Power,Equalizer,Compressor/Downward Effects
Processor
MicSelect
AudioOut
IfyouareusingamicintotheEQplus
Adjustingthe AudioInputLevelusingaMicintotheEQplus
Connectyourmicrophoneintothe rear
connector. T
frontpanel AudioInputMicPWR
Switch(3)isoff.Setthe AudioInputimpedance(4)to600ohms.
Turnonthepoweronthe8bandEQandtheEQplus.
ConnectamicintotheEQplus8pin
Turntherearmounted tothecorrect
manufacturerthemiciswiredfor(Yaesu/Kenwood/ICOM).
Whiletalkingintoyourmic,adjustthe
sothat2or3GreenLED’sonthebargraphlightup.
Turnonthepoweronthe8bandEQandtheEQplus.Connect
amicintothe8BandEQ.Whiletalkingintoyourmic,adjustthe
MicIn
IfyouareusingaW2IHY 8BandEQorotheraudiodevice
intotheEQplusmake,surethe
MICINConnector(19).
MicSelectswitch(18)
AudioInputGain(5)
Adjustingthe AudioInputLevelusinga
W2IHY 8BandEQintotheEQplus
GETTINGSTARTEDTUTORIAL
-17-
AudioInputGain(5)
MonitorLevel
AudioInputGain
sothat2or3GreenBarGraphLED’s
lightup. ThismayrequireadjustingboththeMicGaincontrol
onthe8BandEQandthe AudioGaincontrolontheEQplus.
Connectasetofstereoheadsetsintothe1/4inch“ ”
ConnectorlocatedinthebackoftheEQplus. Talkintothemic
tohearaudiocomingfromtheEQplus. Adjusttheheadset
volumebyturningthefrontpanel control(17)
Ifyouareusinganexternalaudiodevice,suchasaW2IHY
8BandEQ,usethesameequalizersettingsyouwereusingprior
tousingtheEQplus.
Turnthe (7)on. Turningthe
potentiometer(9)clockwiseupwillincreasetheamountofhigh
frequenciespresentinthe (23) Thedetentmidway
throughtherotationis0dBgainpoint. Turningthe
potentiometer(8)clockwisewillincreasetheamountoflow
frequenciespresentinthe (23) Thedetentmidway
throughtherotationisthe0dBgainpoint.Experimentationwill
berequiredtodeterminetheoptimalsettingsfortheEqualizer.
-WiththeCompressor/DownwardExpanderoff,theaudio
level,asseenontheLEDBarGraph,shouldbeadjustedso
that2or3greenLED’sareon. Thislevelmaybeadjusted
usingthe control(5).
- Turnthe (10). Turnthe
control(12)fullycounter
clockwise. ThiswilleffectivelyturntheDownwardExpanderoff.
..
UsingTheEQplusheadphone(PHONES)Monitor
AdjustinganExternalEqualizerconnectedtotheEQplus
AdjustingtheEQPlusDualBandEQ
USINGTHECOMPRESSOR/DOWNWARDEXPANDER
Phones
EqualizerSwitch Treble
AudioOut
Bass
AudioOut
Compressor/DownwardExpanderon
DE(DownwardExpander)
-18-
GETTINGSTARTEDTUTORIAL
- Turnthe control (11)fully counter clockwise.
This setting passes uncompressed audiothruthe
compressor. Turningthecompressor control clockwise
increasetheamountofcompression. Setthecompression to
thedesired level. Youcan turnthecompression levels
uptoapointwheretalking intothemic causes theRED
LimitingLEDtocome on. TheRedLEDcoming onindicates
thatadditionalincreases inaudiosignal levels,intothe
compressor,willresult inminimalsignal level increaseatthe
outputofthecompressor.Limitingofaudiosignal levels occur
whentheCompressoris onandtheinternalaudiosignals
exceed-9db(first yellow LEDon). TheEQplus creates no
perceptible distortion toaudiothatis heavily compressed.
- The (12)can beused toreduce
backgroundnoise. TheEQplus monitormay beused toassist
inadjustment oftheDownwardExpander.Connect your
stereo headsets intotherearpanel1/4”stereo
connector(24).Listen toaudiofromtheEQplus whiletalking
intothemic. Adjust thefrontpanel control (1)
toacomfortablelistening level. Whenyou arenottalking,
listen intheheadsets forbackgroundnoise. Turnthe
(DownwardExpansion) control (12)clockwise. You
should hearthebackgroundnoise level reduce as you turnthis
control clockwise. As you continue toturnthecontrol knob
clockwisetherewillbeapointwherethebackgroundnoise will
disappear. Atthepointwherethebackgroundnoise disappears
talk intoyour mic tomake sure you have notturnedthe
DownwardExpandercontrol toofar. Turningthecontrol toofar
willresult inchoppy andordistorted audio.Ifthemonitored
audiois choppy ordistorted thenturnthe
knob counterclockwise untiltheaudioheardis clear.
TheEFFECTSPROCESSORadjusts audiotoaddresonance
andambiance. The control (14)sets thetimethataudio
is delayed beforeitis mixed back intothenondelayed audio.
Compressor
Phones
MonitorLevel
DE
LEVEL
Downward
Expander
Delay
DownwardExpander
ADJUSTINGTHEEFFECTS
TheLevelcontrol(15)setstheamplitudethattheaudiodelayed
bytheEffectsProcessorcombineswiththenondelayedaudio.
Throughexperimentation,theusercanfindwhatEffects
ProcessorDelayandLevelsettingsarebestfortheirvoice
characteristics.BoththeDelayandLevelcontrolshavedetents
halfwaythroughtherotationofthecontrol. Thedetentsmaybe
usedasastartingpointforadjustingtheEffectsProcessor.
Controls. TheEffectsProcessorcreates2differenteffects.
Program1( (13)up
towards1)simulatesaudioreflectingfromasurfacemultiple
times.Program2( (13)
selecting2)simulatesaudioreflectingfromasurfaceonce.
WithyourradioconnectedtotheEQplus,adjustthe
control(16)toalevelthatproperlydrivesyourradio.
TurningtheOutputLevelcontrolclockwiseincreasesthe
outputoftheEQplus. TurningtheOutputLevelcounterclockwise
decreasestheoutputoftheEQplus.
EffectsProcessortoggleswitch
EffectsProcessortoggleswitch
Output
Level
GETTINGSTARTEDTUTORIAL
-19-
MICIN
PIN1
PIN7
INTERNAL WIRING
-20-
-21-
AUDIOOUT1/2/3
5PinMaleDIN
Dinconnectorsshown
onsidetobesoldered Gnd
PTT
- Audio
+ Audio Balanced
Output
Hi-ZOutput
LowImpedanceBalancedOutputtoLowImpedanceRadio
5PINDIN AUDIOOUTPUTCONNECTION
LowImpedanceUnbalancedOutputtoLowImpedanceRadio
LowImpedanceUnbalancedOutputtoHighImpedanceRadio
HighImpedanceUnbalancedOutputtoHighImpedanceRadio
AUDIOOUT1/2/3
5PinMaleDIN
AUDIOOUT1/2/3
5PinMaleDIN
AUDIOOUT1/2/3
5PinMaleDIN
AUDIOOUT1/2/3
5PinMaleDIN
Dinconnectorsshown
onsidetobesoldered Gnd(Audiocableshield)
PTT
- Audio
+ Audio Balanced
Output
Dinconnectorsshown
onsidetobesoldered Gnd(Audiocableshield)
PTT
+ Audio Unbalanced
Output
1KOhm
Dinconnectorsshown
onsidetobesoldered Gnd(Audiocableshield)
PTT
+ Audio
1KOhm
Dinconnectors shown
onside tobesoldered Gnd(Audiocableshield)
PTT
HI-Z
DINconnectorsshownonthesidetobesoldered
DONOT SOLDER TOSHIELDOFDIN
AUDIOOUTCABLEWIRING
AUDIOOUTCABLEWIRING
-22-
AlincoDX77
Kenwood
TS130/140
TS430/440
TS850/TS870
TS930/940/950
SG2020
K2
JapanRadio
JST-135
JST-245
Yaesu
FT990/ft992
FT1000MP/M-V
+Mic
PTT
GND
ICOM
735
745/746
756/756PRO
775
781
KACHINA
Gnd
PTT
+Mic
+Mic
Gnd
Gnd
PTT
PTT
-Mic
-Mic
-Mic
-Mic
+Mic
+Mic
8PinMicConnectorPin8
8PinMicConnectorPin5
8PinMicConnectorPin3
8PinMicConnectorPin1
8PinMicConnectorPin1
8PinMicConnectorPin7
8PinMicConnectorPin5
8PinMicConnectorPin6
ShieldofCable
ShieldofCable
ShieldofCable
ShieldofCable
8PinMicConnectorPin2
8PinMicConnectorPin2
8PinMicConnectorPin6
8PinMicConnectorPin7
8PinMicConnectorPin7
8PinMicConnectorPin1
8PinMicConnectorPin8
Yaesu
FT102/FT107
FT747/757/767
FT847
FT1000/1000D
+Mic
PTT
GND
-Mic
8PinMicConnectorPin6
8PinMicConnectorPin7
ShieldofCable
8PinMicConnectorPin8
ICOMBALANCED
MODULATOR
746
756/756PRO
775
781
910H
5PINDIN
to
5PINDIN
+Mic
PTT
GND
-Mic
8PinDINConnectorPin3
8PinDINConnectorPin2
ShieldofCable
8PinDINConnectorPin4
DINconnectorsshownonthesidetobesoldered
DONOT SOLDER TOSHIELDOFDIN
ShieldandBlackwire ShieldandBlackwire
Kenwood
TS140/440/450
TS680/690
TS570/711/790
TS811/850/870
TS940/950
ACC2
Gnd
PTT
-Mic
+Mic
ShieldofCable
13PinDINPin11
13PinDINPin12
13PinDINPin9
13PinDINPin8
AUDIOOUT&POWERCABLEWIRING
DRAKETR7
DRAKET4XB
COLLINS32S1,32S3
COLLINSKWM2A
COLLINS32V2,32V3
Hallicrafters
E.F.Johnson
HI-Z
HI-Z
Kenwood
TS520/TS530
TS820/TS830
+ Audio
+ Audio
+ Audio
- Audio
- Audio
- Audio
+ Audio
- Audio
PTT
PTT
PTT
PTT
GND
GND
GND
GND
4PinMicConnectorPin2
4PinMicConnectorPin2
4PinMicConnectorPin3
4PinMicConnectorPin3
4PinMicConnectorPin1
2PinMicConnectorPin1
2PinMicConnectorPin2
2PinMicConnectorSpring/Case
4PinMicConnectorPin1
4PinMicConnectorPin4
4PINTENTEC
EXCEPTORION
+ Audio
- Audio
PTT
GND
4PinMicConnectorPin3
4PinMicConnectorPin2
4PinMicConnectorPin1
ShieldofCable
TENTEC
ORION
+ Audio
- Audio
PTT
GND
4PinMicConnectorPin3
4PinMicConnectorPin2
4PinMicConnectormetalshell
4PinMicConnectorPin1
ShieldofCable
ShieldofCable
ShieldofCable
ShieldofCable
ShieldofCable
Yaesu
FT901DM
Galaxy
- Audio
+ Audio
PTT
GND
4PinMicConnectorPin3
4PinMicConnectorPin1
4PinMicConnectorPin2
ShieldofCable
Yaesu
FT101ESeries
- Audio
+ Audio
PTT
GND
4PinMicConnectorPin3
4PinMicConnectorPin1
4PinMicConnectorPin2
ShieldofCable
DINconnectorsshownonthesidetobesoldered
DONOT SOLDER TOSHIELDOFDIN
Power GND
+7to14Vdc
-23-
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W2IIHY EQplus Operating instructions

Brand
W2IIHY
Model
EQplus
Category
Musical Equipment
Type
Operating instructions
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