Edelweiss Stereo System DS1 MK3 User Manual

digital audio  
weissꢀengineeringꢀltd.ꢀ  
Florastrasseꢀ42,ꢀ8610ꢀUster,ꢀSwitzerlandꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀ  
GAMBIT  
DS1-MK3  
OPERATING MANUAL  
SoftwareꢀVersion:ꢀ 0S:ꢀ3.0,ꢀ  
ReleaseꢀDate:ꢀ  
DSP:ꢀ3.0ꢀ  
May,ꢀ2008ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
FRONT PANEL  
FRONT PANEL  
me  
menu  
over  
gambit series  
v
r
DS1-MK3  
release  
delay  
release  
fast  
average  
release  
slow  
bandwidth  
attack  
digital de-esser / compressor / limiter  
1
2
2
1
off  
max.  
bypass  
gain / data  
frequency  
soft-knee  
threshold  
ratio  
gain makeup  
M/S  
store  
recall  
A - B  
copy  
safe  
ch1/ch2 ganged monitor  
snapshots  
Graphic 1: Front Panel Elements  
Graphic 2: Display Elements  
ꢀꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ3ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀhttp://www.weiss.chꢀꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
FRONT PANEL  
Front Panel Groups  
TheꢀfrontꢀpanelꢀofꢀtheꢀDS1ꢁMK3ꢀoffersꢀseveralꢀcontrolꢀandꢀdisplayꢀfeatures.ꢀ  
Control  
ReferꢀtoꢀGraphicꢀ1:ꢀFrontꢀPanelꢀElementsꢀ  
ꢁꢀMenuꢁꢀandꢀsoftkeysꢀ  
p.ꢀ7ꢀ  
ꢁꢀSnapshotꢀkeysꢀꢀ  
p.ꢀ19ꢀ  
p.ꢀ16ꢀ  
p.ꢀ8ꢀ  
ꢁꢀgangedꢀ/ꢀchannelꢀselectꢀkeysꢀꢀ  
ꢁꢀGainꢀ/ꢀDataꢀcontrollerꢀ  
ꢁꢀCrossoverꢀcontrollersꢀ  
ꢁꢀEnvelopeꢀfollowerꢀcontrollersꢀ  
p.ꢀ12ꢀ  
p.ꢀ10ꢀ  
p.ꢀ11ꢀ  
+ꢀ ꢁꢀNonꢁlinearꢀtransferꢀcurveꢀcontrollersꢀ  
Display  
ReferꢀtoꢀGraphicꢀ2:ꢀDisplayꢀElementsꢀ  
ꢀ  
ꢁꢀGainꢀvalueꢀ  
p.ꢀ8ꢀ  
ꢁꢀCrossoverꢀsettingꢀ(frequencyꢀselectiveꢀmodeꢀonly)ꢀ  
ꢁꢀNonꢁlinearꢀtransferꢀcurveꢀandꢀsignalꢀmeteringꢀ p.ꢀ11ꢀ  
p.ꢀ12ꢀ  
ꢁꢀStatusꢀdisplayꢀ  
p.ꢀ7ꢀ  
ꢁꢀPeakꢀlimiterꢀgainꢀreductionꢀmeterꢀ  
ꢁꢀEnvelopeꢀfollowerꢀsettingsꢀ  
ꢁꢀCompressorꢀgainꢀreductionꢀmetersꢀ  
p.ꢀ8ꢀ  
p.ꢀ10ꢀ  
p.ꢀ10ꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ4ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
INTRODUCTION  
INTRODUCTION  
Congratulations on purchasing the Weiss DS1-MK3 De-esser / Compressor !  
ThisꢀtwoꢀchannelꢀdigitalꢀDeꢁesserꢀ/ꢀCompressorꢀ  
featuresꢀlinearꢁphaseꢀcrossoverꢀfiltersꢀcoveringꢀ  
theꢀwholeꢀaudioꢀband.ꢀThusꢀtheꢀDS1ꢁMK3ꢀisꢀnotꢀ  
justꢀaꢀDeꢁesserꢀbutꢀcanꢀalsoꢀbeꢀusedꢀasꢀbandꢀ  
selectiveꢀorꢀfullꢀbandꢀCompressorꢀ/ꢀLimiter.ꢀTheꢀ  
controlsꢀforꢀtheꢀtwoꢀchannelsꢀcanꢀbeꢀgangedꢀorꢀ  
ungangedꢀ(usefulꢀforꢀM/Sꢀcompression).ꢀSimiꢁ  
larly,ꢀsidechainꢀlinkingꢀcanꢀbeꢀturnedꢀoff.ꢀ  
Logarithmicꢀgraphꢀofꢀtheꢀtransferꢀfunctionꢀ  
ofꢀtheꢀdeꢁesser/compressorꢀcalculatedꢀinꢀ  
realꢀtimeꢀ  
Statusꢀdisplayꢀshowingꢀsamplingꢀfreꢁ  
quency,ꢀchannelꢀstatusꢀdataꢀhandling,ꢀcurꢁ  
rentꢀworkspaceꢀandꢀsnapshotꢀnumberꢀandꢀ  
aꢀresetableꢀpeakꢁholdꢀandꢀoverꢁholdꢀperꢀ  
channelꢀꢀ  
Internalꢀprocessingꢀisꢀeitherꢀ88.2kHzꢀ(withꢀ44.1ꢀ  
andꢀ88.2kHzꢀinput)ꢀorꢀ96kHzꢀ(withꢀ48ꢀorꢀ96kHzꢀ  
input)ꢀinꢀDeEsserꢀandꢀinꢀCompressorꢀmode.ꢀ  
Doubleꢁprecisionꢀupꢁꢀandꢀdownꢁsamplingꢀunitsꢀ  
withinꢀtheꢀDS1ꢁMK3ꢀresultꢀinꢀnegligibleꢀdistorꢁ  
tionꢀandꢀhighꢀtransparencyꢀforꢀabsolutelyꢀcleanꢀ  
sound.ꢀ  
Parameterꢀdisplayꢀ(activatedꢀbyꢀtouchingꢀ  
theꢀknobs)ꢀshowingꢀallꢀtiming,ꢀlevelꢀandꢀ  
gainꢀparametersꢀ  
SignalꢀstatusꢀLEDs,ꢀshowingꢀOVERs,ꢀrangeꢀ  
ofꢀenvelopeꢀsignalꢀandꢀtheꢀstatusꢀofꢀtheꢀ  
releaseꢀtimeꢀcomparatorꢀ  
Theꢀnonꢁlinearꢀsegmentꢀcanꢀbeꢀadjustedꢀfromꢀ  
1000:1ꢀtoꢀ1:5,ꢀallowingꢀꢀeveryꢀkindꢀofꢀdynamicꢀ  
processing,ꢀfromꢀlimitingꢀtoꢀupwardꢀexpansionꢀ  
(forꢀoverꢁcompressedꢀsignals).ꢀPutꢀbackꢀaꢀlittleꢀ  
dynamicsꢀintoꢀthatꢀultraꢁfinalizedꢀmix!ꢀ  
Snapshots  
3ꢀxꢀ128ꢀnonꢁvolatileꢀsnapshotsꢀwhereꢀallꢀꢀ  
parametersꢀareꢀstoredꢀ  
Anꢀadditionalꢀsafetyꢁlimiterꢀtakesꢀcareꢀofꢀanyꢀ  
oversꢀthatꢀareꢀgeneratedꢀinꢀDeEsserꢀasꢀwellꢀasꢀinꢀ  
Compressorꢀmode.ꢀ  
AꢁBꢀworkspacesꢀforꢀquickꢀcomparisonꢀbeꢁ  
tweenꢀtwoꢀsettingsꢀ  
Thisꢀandꢀtheꢀabilityꢀtoꢀremoteꢀcontrolꢀparaꢁ  
metersꢀandꢀsnapshotsꢀmakesꢀtheꢀDS1ꢁMK3ꢀtheꢀ  
perfectꢀtoolꢀforꢀtheꢀrecordingꢀandꢀmasteringꢀ  
engineer!ꢀ  
Remote Control  
SupportsꢀMIDI,ꢀRSꢁ232ꢀandꢀRSꢁ422ꢀprotoꢁ  
colsꢀ  
StandardꢀMIDIꢀContinuousꢀControllersꢀforꢀ  
parameterꢀremoteꢀcontrolꢀ(includingꢀoverꢁ  
allꢀgain)ꢀ  
Processing  
24bitꢀdigitalꢀinput,ꢀinternalꢀ40bitꢀfloatingꢁ  
pointꢀarithmetic,ꢀditheredꢀoutputꢀforꢀ16bit,ꢀ  
20bitꢀorꢀ24bitꢀwordlengths.ꢀ  
SnapshotꢀautomatizationꢀwithꢀMIDIꢀProꢁ  
gramꢀChangeꢀCommandsꢀ  
Transparentꢀphaseꢁlinearꢀcrossoverꢀforꢀ  
frequencyꢀselectiveꢀcompressionꢀ  
MIDIꢀDumpꢀofꢀSnapshots  
Allꢀparametersꢀareꢀimmediatelyꢀaccessibleꢀ  
withꢀinstantꢀfeedbackꢀthroughꢀLEDsꢀandꢀ  
theꢀLCꢀdisplay.ꢀ  
Display  
Standardisedꢀpeakꢀmetersꢀforꢀcompressorꢁ  
stageꢀinꢁꢀandꢀoutputꢀwithꢀpeakꢀholdꢀ  
Gainꢀreductionꢀmeterꢀwithꢀpeakꢀholdꢀforꢀ  
compressorꢀandꢀforꢀsafetyꢁlimiterꢀeach.ꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ5ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
HISTORY  
UPDATE  
UPDATE HISTORY  
(forꢀexample)ꢀhighꢀfrequencyꢀinnerꢀdetailsꢀatꢀlowꢀ  
levelsꢀareꢀenhanced.ꢀ”ꢀꢀ  
Update from DS1 to DS1-  
MK2 v1.0 or v1.1  
Theꢀmainꢀdifferenceꢀbetweenꢀtheseꢀtwoꢀversionsꢀ  
isꢀtheꢀabilityꢀofꢀtheꢀDS1ꢁMK2ꢀtoꢀacceptꢀ88.2ꢀ/ꢀ  
96kHzꢀinputꢀsignals.ꢀContraryꢀtoꢀtheꢀDS1,ꢀwhereꢀ  
doubleꢀsamplingꢀprocessingꢀwasꢀonlyꢀusedꢀinꢀ  
compressorꢀmode,ꢀtheꢀDS1ꢁMK2ꢀnowꢀusesꢀinterꢁ  
nalꢀupꢁꢀandꢀdownsamplingꢀstagesꢀandꢀallꢀprocꢁ  
essingꢀisꢀatꢀ88.2ꢀ/ꢀ96ꢀkHz.ꢀꢀ  
Theꢀotherꢀchangeꢀinꢀarchitectureꢀisꢀtheꢀadditionꢀ  
ofꢀaꢀsecondꢀgainꢀbeforeꢀtheꢀsafetyꢀlimiter,ꢀreꢁ  
ferredꢀtoꢀasꢀpreꢁlimiterꢀgain.ꢀTheꢀoldꢀoverallꢀgainꢀ  
isꢀalsoꢀstillꢀavailable.ꢀReadꢀonꢀp.ꢀ8.ꢀ  
Also,ꢀtheꢀscalesꢀofꢀtheꢀgain,ꢀgainꢀmakeupꢀandꢀ  
ratioꢀparametersꢀhasꢀbeenꢀmodifiedꢀtoꢀsuitꢀcusꢁ  
tomerꢀfeedback.ꢀNewꢀvaluesꢀonꢀp.ꢀ26.ꢀ  
Thereꢀisꢀaꢀcompletelyꢀnewꢀfeatureꢀavailableꢀinꢀ  
theꢀDS1ꢁMK2,ꢀtheꢀupwardꢀexpander.ꢀThisꢀisꢀtheꢀ  
logicalꢀextensionꢀofꢀtheꢀcompressor.ꢀJustꢀturnꢀ  
theꢀratioꢀcontrollerꢀcounterclockꢀwiseꢀtoꢀexperiꢁ  
enceꢀthisꢀnewꢀsound.ꢀNewꢀscaleꢀrangeꢀonꢀp.ꢀ26.ꢀ  
Update from DS1-MK2  
v1.3 to DS1-MK2 v2.0  
Inꢀtheꢀv2.0ꢀversionꢀPOWꢁRꢀditheringꢀcapabilitiesꢀ  
haveꢀbeenꢀadded.ꢀTheꢀditheringꢀmenuꢀnowꢀhasꢀaꢀ  
"setup"ꢀentryꢀwhichꢀgivesꢀyouꢀaccessꢀtoꢀtheꢀ  
threeꢀPOWꢁRꢀalgorithms.ꢀ  
TheꢀDeEsserꢀsectionꢀhasꢀbeenꢀenhancedꢀwithꢀaꢀ  
newꢀcrossover,ꢀwhichꢀcoversꢀtheꢀwholeꢀaudioꢀ  
bandwidthꢀ(theꢀDS1ꢀusedꢀ271ꢀHzꢀasꢀlowestꢀcutꢁ  
offꢀfrequency,ꢀtheꢀDS1ꢁMK2ꢀcanꢀnowꢀbeꢀtunedꢀ  
downꢀtoꢀ41ꢀHz).ꢀNewꢀscaleꢀrangeꢀonꢀp.ꢀ25.ꢀ  
Andꢀforꢀthoseꢀwhoꢀlikeꢀitꢀhot,ꢀthereꢀisꢀaꢀnewꢀ  
peakꢀlimiterꢀsectionꢀaddedꢀinꢀseriesꢀtoꢀtheꢀcomꢁ  
pressorꢀ/ꢀdeꢁesser,ꢀwhichꢀcutsꢀdownꢀspikesꢀ  
aboveꢀ0.0dBFS.ꢀReadꢀaboutꢀitsꢀoperationꢀonꢀp.8.ꢀ  
Update from DS1-MK2  
v2.0 to DS1-MK2 v2.1  
NewꢀFeature:ꢀSafetyꢀLimiterꢀisꢀnowꢀalsoꢀofꢀautoꢀ  
releaseꢀtype.ꢀNoꢀchangesꢀtoꢀtheꢀuserꢀinterface.ꢀ  
Update from DS1-MK2  
v1.0 or v1.1 to DS1-MK2  
v1.3  
Update from DS1-MK2  
v2.x to DS1-MK3 (v3.0)  
AfterꢀseveralꢀyearsꢀofꢀtheꢀDS1’sꢀuseꢀinꢀmasteringꢀ  
andꢀrecordingꢀstudiosꢀworldꢀwideꢀweꢀhaveꢀgathꢁ  
eredꢀandꢀimplementedꢀaꢀlistꢀofꢀmostꢀwantedꢀ  
featuresꢀsuggestedꢀbyꢀourꢀcustomers.ꢀꢀ  
Theꢀmainꢀnewꢀenhancementꢀisꢀtheꢀparallelꢀcomꢁ  
pressorꢀoption.ꢀToꢀreadꢀaboutꢀoperatingꢀandꢀ  
optionsꢀofꢀtheꢀparallelꢀcompressor,ꢀturnꢀtoꢀp.ꢀ14.ꢀ  
Thisꢀwayꢀofꢀusingꢀaꢀcompressorꢀwasꢀmotivatedꢀ  
byꢀBobꢀKatz,ꢀhereꢀisꢀwhatꢀheꢀsaysꢀaboutꢀitꢀonꢀ  
theꢀMasteringꢀWebboard:ꢀ  
Theseꢀinclude:ꢀ  
- Gangedꢀorꢀungangedꢀcontrol,ꢀi.e.ꢀindependentꢀ  
parametersꢀinꢀL/RꢀorꢀM/Sꢀpossibleꢀꢀ  
“Youꢀwantꢀaꢀpatchꢀthatꢀcompressesꢀwithoutꢀ  
stompingꢀonꢀtheꢀattacksꢀatꢀall,ꢀpreservesꢀtranꢁ  
sientsꢀbutꢀgivesꢀyouꢀgreatꢀinnerꢀdetail?ꢀ...ꢀ  
- M/SꢀorꢀL/Rꢀprocessingꢀꢀ  
- Switchableꢀsidechainꢀlinkꢀꢀ  
Youꢀhaveꢀoneꢀcontrol,ꢀoneꢀcontrolꢀonly,ꢀandꢀthatꢀ  
isꢀtheꢀoutputꢀlevelꢀofꢀtheꢀcompressorꢀ[gainꢀ  
makeup],ꢀtheꢀ‘sidechain’.ꢀYouꢀcanꢀbringꢀoutꢀinꢁ  
nerꢀdetailsꢀwithoutꢀlosingꢀbreathing,ꢀandꢀhardlyꢀ  
affectingꢀtheꢀupperꢀdynamicsꢀatꢀall.ꢀWorksꢀgreat.ꢀ  
Notꢀjustꢀgreat,ꢀabsolutelyꢀfantastically.ꢀFattensꢀ  
bassꢀinstrumentsꢀwithoutꢀcausingꢀbreathingꢀorꢀ  
pumping.ꢀYouꢀnameꢀit,ꢀitꢀworksꢀveryꢀwell.ꢀ  
- ContinuouslyꢀvariableꢀsignalꢀsensingꢀfromꢀPeakꢀ  
toꢀ800msꢀRMSꢀ  
Variations:ꢀUseꢀitꢀlikeꢀtheꢀDolbyꢀSpectralꢀEnhanꢁ  
cer,ꢀbyꢀsplitꢀbandꢀ[parallel]ꢀcompression,ꢀsoꢀthatꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ6ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
Download from Www.Somanuals.com. All Manuals Search And Download.  
OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
OPERATION  
The following explanations assume that the de-esser/compressor is in power-up mode, i.e. no  
menu is active. If a menu is active, press the “menu” key repeatedly until the status display  
appears.  
Status Display  
PeakꢁHoldꢀ  
Theꢀnumericꢀpeakꢀvalueꢀisꢀmeasuredꢀrelativeꢀtoꢀ  
0dBFSꢀ(digitalꢀfullꢀscale).ꢀ  
Useꢀthisꢀvalueꢀtoꢀsetꢀtheꢀoptimumꢀgainꢀforꢀaꢀ  
specificꢀsession.ꢀResetꢀitꢀforꢀeveryꢀsessionꢀbyꢀ  
pressingꢀkeyꢀBꢀtwice.ꢀ  
OverꢁHoldꢀ  
Wheneverꢀanꢀoverꢀisꢀencountered,ꢀtheꢀboxesꢀtoꢀ  
theꢀsideꢀofꢀtheꢀpeakꢁholdꢀvaluesꢀareꢀmarked.ꢀꢀ  
Graphic 3: Status Display  
TheꢀfunctionsꢀofꢀtheꢀoverꢁLED’sꢀandꢀtheꢀoverꢁ  
holdꢀbothꢀdependꢀonꢀtheꢀNUMBERꢀOFꢀ  
CONSECUTIVEꢀOVERꢁSAMPLESꢀsetting.ꢀToꢀadjustꢀ  
thisꢀsetting,ꢀpressꢀkeyꢀBꢀonce.ꢀUseꢀtheꢀgain/ꢀ  
Theꢀstatusꢀdisplayꢀconsistsꢀofꢀfourꢀgroupsꢀ  
displayingꢀaudioꢀsignalꢀpropertiesꢀandꢀ  
informationꢀaboutꢀtheꢀcurrentꢀstateꢀofꢀtheꢀDS1ꢁ  
dataꢀꢀcontrollerꢀ()ꢀtoꢀchangeꢀtheꢀvalue,ꢀthenꢀ  
MK3.ꢀꢀ  
pressꢀ“menu”ꢀtoꢀreturnꢀtoꢀtheꢀstatusꢀdisplay.ꢀ  
Thisꢀsettingꢀdefinesꢀtheꢀnumberꢀofꢀconsecutiveꢀ  
overꢁsamplesꢀneededꢀforꢀanꢀoverꢁindication.ꢀToꢀ  
indicateꢀeveryꢀoverꢁsample,ꢀenterꢀ1.ꢀIfꢀanotherꢀ  
valueꢀisꢀentered,ꢀyouꢀareꢀstillꢀableꢀtoꢀdetectꢀaꢀ  
singleꢀoverꢁsampleꢀwithꢀtheꢀpeakꢁholdꢀfunction.ꢀ  
Channel Status Group (Key A)  
SituatedꢀadjacentꢀtoꢀkeyꢀA,ꢀdisplaysꢀtheꢀfollowꢁ  
ingꢀinformation:ꢀ  
samplingꢀfrequencyꢀinꢀkHz:ꢀ“44.1”,ꢀ“48”,ꢀ  
“88.2”ꢀorꢀ“96”.ꢀ  
preꢁemphasis:ꢀ“E”ꢀappearsꢀifꢀpreꢁ  
emphasisꢀisꢀsetꢀ(emptyꢀifꢀnotꢀused)ꢀ  
Over-samples are defined as exceeding the  
integer range. A full scale signal (0dBFS)  
will not be treated as over.  
inputꢀꢀoutputꢀchannelꢀstatusꢀdataꢀforꢁ  
mat:ꢀ“C”ꢀforꢀconsumerꢀandꢀ“P”ꢀꢀforꢀproꢁ  
fessionalꢀ  
Toꢀchangeꢀtheꢀoutputꢀchannelꢀstatusꢀdataꢀforꢁ  
mat,ꢀpressꢀkeyꢀAꢀandꢀselectꢀformatꢀtypeꢀorꢀloopꢀ  
through.ꢀ  
Remote Group (Key C)  
SituatedꢀadjacentꢀtoꢀkeyꢀC,ꢀdisplaysꢀremoteꢀ  
controlꢀprotocolꢀ(“MIDI”,ꢀ“RSꢀ232”ꢀorꢀ“RSꢀ422”),ꢀ  
channelꢀ(“1”ꢀꢁꢀ“16”)ꢀandꢀstatusꢀ(on/ꢀoff,ꢀdisꢁ  
playedꢀwithꢀcheckꢀbox).ꢀ  
Peak Group (Key B)  
ForꢀsetupꢀseeꢀchapterꢀRemoteꢀControlꢀ(p.21).  
SituatedꢀadjacentꢀtoꢀkeyꢀB,ꢀthisꢀgroupꢀcontainsꢀaꢀ  
peakꢁholdꢀandꢀanꢀoverꢁholdꢀforꢀeachꢀchannel.ꢀToꢀ  
resetꢀtheseꢀvaluesꢀpressꢀkeyꢀBꢀtwice.ꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ7ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Snapshot Display (Key D)  
Gain / Output Gain  
Bottomꢀlineꢀinꢀtheꢀstatusꢀdisplay.ꢀReferꢀtoꢀthisꢀ  
forꢀinformationꢀonꢀcurrentꢀworkspaceꢀandꢀsnapꢁ  
shot.ꢀThereꢀareꢀtwoꢀworkspacesꢀ(“A”ꢀandꢀ“B”)ꢀforꢀ  
quickꢀcomparisonꢀofꢀtwoꢀdeꢁesser/compressorꢀ  
settings.ꢀAꢀworkspaceꢀcanꢀbeꢀstoredꢀtoꢀaꢀsnapꢁ  
shotꢀforꢀlaterꢀuse.ꢀꢀ  
Thereꢀareꢀtwoꢀgains,ꢀoneꢀpreꢀsafetyꢁlimiterꢀandꢀ  
oneꢀpostꢀsafetyꢁlimiter,ꢀasꢀdepictedꢀinꢀGraphicꢀ4.ꢀꢀ  
Output  
Gain  
Theꢀnumberꢀofꢀtheꢀlastꢀrecalledꢀsnapshotꢀwillꢀbeꢀ  
displayed.ꢀIfꢀyouꢀchangeꢀanyꢀvalueꢀafterꢀtheꢀ  
recall,ꢀtheꢀ“=”ꢀwillꢀchangeꢀtoꢀ“”ꢀtoꢀsymboliseꢀ  
thatꢀtheꢀworkspaceꢀisꢀnotꢀequalꢀtoꢀtheꢀdisplayedꢀ  
snapshotꢀanymore.ꢀ  
Gain  
fromprevious  
processing  
Safety  
Limiter  
Out-  
put  
X
X
ForꢀsnapshotꢀhandlingꢀseeꢀchapterꢀSnapshotsꢀ  
(p.19).ꢀ  
Graphic 4: Output section  
Whenꢀtouchingꢀtheꢀgainꢀcontrollerꢀ(),ꢀꢀtheꢀ  
Dither Icon (Key D)  
TheꢀditherꢀiconꢀisꢀsituatedꢀrightꢀnextꢀtoꢀkeyꢀDꢀ  
(seeꢀGraphicꢀ3).ꢀIfꢀditherꢀisꢀoff,ꢀtheꢀiconꢀcontainsꢀ  
theꢀnumberꢀ“24“,ꢀtheꢀwordꢀlengthꢀofꢀtheꢀoutputꢀ  
signalꢀinꢀbits.ꢀTurningꢀditherꢀonꢀwillꢀproduceꢀ  
arrowsꢀaboveꢀandꢀbelowꢀtheꢀnewꢀwordꢀlengthꢀ  
requiredꢀgainꢀcanꢀbeꢀselectedꢀfromꢀaꢀmenu.ꢀToꢀ  
changeꢀtheꢀoutputꢀgain,ꢀpressꢀsoftkeyꢀD.ꢀIfꢀanꢀ  
arrowꢀappearsꢀinsideꢀtheꢀoutputꢀgainꢀwindow,ꢀ  
theꢀOutputꢀGainꢀcanꢀbeꢀadjusted.ꢀPressꢀtheꢀDꢀ  
keyꢀagainꢀtoꢀcontrolꢀtheꢀpreꢁlimiterꢀgainꢀwhichꢀisꢀ  
shownꢀinꢀtheꢀupperꢀleftꢀcornerꢀofꢀtheꢀdisplay.ꢀ  
numberꢀ(“16“ꢀorꢀ“20“).ꢀAdditionally,ꢀifꢀautoꢁ  
blackingꢀisꢀenabled,ꢀtheꢀbottomꢀrightꢀcornerꢀofꢀ  
theꢀiconꢀisꢀinverted.ꢀ  
BothꢀgainsꢀareꢀbypassedꢀwhenꢀBypassꢀisꢀactive.ꢀ  
Theꢀvalueꢀshownꢀinꢀꢀisꢀtheꢀsettingꢀofꢀtheꢀpreꢁ  
ForꢀdetailsꢀonꢀditherꢀreferꢀtoꢀchapterꢀDitherꢀ(p.ꢀ  
18).ꢀ  
limiterꢀgain.ꢀ  
Theꢀpostꢁlimiterꢀoutputꢀgainꢀshouldꢀbeꢀusedꢀtoꢀ  
setꢀtheꢀmaximumꢀoutputꢀlevelꢀonlyꢀ(usuallyꢀ  
0.0dB).ꢀ  
Safety Limiter  
Thisꢀfeatureꢀisꢀactivatedꢀbyꢀpressingꢀtheꢀ“safe”ꢀ  
key.ꢀWhenꢀtheꢀ“safe”ꢀkeyꢀisꢀlit,ꢀtheꢀlimiterꢀisꢀon.ꢀ  
Safetyꢀlimiterꢀactivityꢀcanꢀbeꢀmonitoredꢀwithꢀtheꢀ  
secondꢀgainꢀreductionꢀmeterꢀbelowꢀtheꢀ“GAIN”ꢀ  
windowꢀ().ꢀꢀ  
Ifꢀtheꢀ“safe”ꢀkeyꢀisꢀlit,ꢀoversꢀwillꢀbeꢀlimitedꢀbyꢀ  
thisꢀfastꢀpeakꢀlimiter.ꢀTheꢀparametersꢀofꢀtheꢀ  
limiterꢀareꢀfixedꢀandꢀcannotꢀbeꢀadjusted.ꢀ  
However,ꢀtheꢀpreꢁlimiterꢀgainꢀcanꢀbeꢀusedꢀtoꢀ  
driveꢀtheꢀsafetyꢀlimiter.ꢀꢀ  
Too much pre-limiter gain will result in dis-  
tortion!  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ8ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Compressor Parameters  
Followingꢀisꢀaꢀdetailedꢀdescriptionꢀofꢀallꢀparametersꢀthatꢀcanꢀbeꢀadjustedꢀinꢀtheꢀcompressorꢀstage.ꢀGuideꢁ  
linesꢀareꢀgivenꢀforꢀsettingsꢀ(seeꢀalsoꢀtheꢀfactoryꢀpresets),ꢀbutꢀoptimalꢀsettingsꢀareꢀusuallyꢀprogrammeꢀ  
dependent,ꢀsoꢀexperimentingꢀandꢀlisteningꢀisꢀinevitableꢀforꢀsatisfyingꢀresults.ꢀ  
Graphicꢀ5ꢀshowsꢀschematicꢀandꢀparametersꢀofꢀtheꢀDS1ꢁMK3ꢀcompressorꢀstage:ꢀ  
overall preview  
delay  
audioꢀsignal  
In-  
put  
Out-  
put  
Delay  
x
gainꢀcontrol  
signal  
Mainchain  
Envelope  
Detection  
Non-Linear  
Transfer Curve  
attack  
release  
fast  
release  
slow  
softꢁknee  
ratio  
release  
delay  
average  
RMS  
threshold  
gain  
makeup  
Sidechain  
Graphic 5: Compressor schematic  
Theꢀpreviewꢀ(theꢀtimeꢀtheꢀsignalꢀreachesꢀtheꢀ  
sidechainꢀaheadꢀofꢀtheꢀmultiplier)ꢀcannot,ꢀofꢀ  
course,ꢀꢀexceedꢀtheꢀoverallꢀdelay.ꢀ  
Delay  
Aꢀtypicalꢀcompressor/limiterꢀcircuitꢀmeasuresꢀ  
theꢀaudioꢀsignalꢀandꢀthenꢀgeneratesꢀtheꢀgainꢀ  
reductionꢀcontrolꢀsignal.ꢀAtꢀtheꢀtimeꢀtheꢀcontrolꢀ  
signalꢀchangesꢀtheꢀgain,ꢀtheꢀprogrammeꢀmateꢁ  
rialꢀisꢀalreadyꢀthere,ꢀsoꢀtheꢀgainꢀchangeꢀoccursꢀ  
tooꢀlate.ꢀTheꢀresultꢀisꢀovershootꢀandꢀpossibleꢀ  
subsequentꢀdistortion.ꢀꢀ  
Theꢀoverallꢀdelayꢀisꢀtheꢀsumꢀofꢀtheꢀmaximumꢀ  
overallꢀdelayꢀ(„Delay“ꢀboxꢀinꢀGraphicꢀ5)ꢀandꢀtheꢀ  
delayꢀrequiredꢀforꢀotherꢀsignalꢀprocessingꢀ(linꢁ  
earꢁphaseꢀfilteringꢀforꢀupꢁꢀandꢀdownsamplers).ꢀ  
Anyꢀsnapshotꢀvalueꢀofꢀtheꢀpreviewꢀdelayꢀwhichꢀ  
exceedsꢀthisꢀmaximum,ꢀisꢀclippedꢀtoꢀtheꢀmaxiꢁ  
mum,ꢀbecauseꢀtheꢀoverallꢀdelayꢀisꢀnotꢀstoredꢀinꢀ  
theꢀsnapshotsꢀandꢀthereforeꢀtheꢀpreviewꢀdelayꢀinꢀ  
anyꢀsnapshotꢀcanꢀexceedꢀtheꢀcurrentlyꢀselectedꢀ  
overallꢀdelay.ꢀꢀ  
TheꢀDS1ꢁMK3ꢀusesꢀaꢀdifferentꢀmethodꢀtoꢀgenerꢁ  
ateꢀtheꢀgainꢀcontrolꢀsignal:ꢀꢀTheꢀaudioꢀpassingꢀ  
throughꢀtheꢀmainchainꢀisꢀdelayedꢀbyꢀaꢀfixedꢀ  
amountꢀofꢀtime,ꢀdeterminedꢀbyꢀtheꢀ„overallꢀdeꢁ  
lay“.ꢀByꢀbranchingꢀtheꢀsignalꢀoutꢀofꢀtheꢀdelayꢀ  
line,ꢀtheꢀsidechainꢀ„sees“ꢀtheꢀsignalꢀbeforeꢀitꢀ  
reachesꢀtheꢀoutput,ꢀthusꢀallowingꢀlookꢁaheadꢀ  
comparedꢀtoꢀtheꢀmainchain.ꢀTheꢀresultingꢀcorꢁ  
rectedꢀoutputꢀsignalꢀhasꢀnoꢀovershoots,ꢀnoꢀleadꢁ  
ingꢀedgeꢀdistortionꢀorꢀotherꢀsideꢀeffectsꢀdueꢀtoꢀ  
timingꢀlagsꢀinꢀtheꢀsidechain.ꢀ  
Setting overall delay:ꢀTheꢀoverallꢀdelayꢀisꢀ  
adjustedꢀbyꢀpressingꢀtheꢀ„menu“ꢀkeyꢀ()ꢀthenꢀ  
selectingꢀꢀtheꢀ„system“ꢀandꢀthenꢀtheꢀ„overallꢀ  
delay“ꢀoption.ꢀUseꢀtheꢀgainꢀ/ꢀdataꢀcontrollerꢀ  
()ꢀtoꢀchangeꢀtheꢀdelayꢀvalue.ꢀMaximumꢀconꢁ  
sequentialꢀpreviewꢀtimeꢀandꢀdelayꢀinꢀframesꢀisꢀ  
alsoꢀdisplayed.ꢀPleaseꢀnoteꢀthatꢀduringꢀdelayꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ9ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
change,ꢀaudioꢀisꢀmutedꢀtoꢀavoidꢀaudioꢀsignalꢀ  
cuts.ꢀ  
Graphic 6: System menu  
Graphic 9: Envelope Parameters  
Attack and Preview:ꢀTheꢀlongerꢀtheꢀattackꢀ  
time,ꢀtheꢀmoreꢀwillꢀtheꢀleadingꢀedgeꢀofꢀfastꢀtranꢁ  
sientsꢀpassꢀbyꢀtheꢀgainꢀreductionꢀcircuitꢀunalꢁ  
teredꢀ(asꢀinꢀGraphicꢀ9ꢀduringꢀattackꢀphase).ꢀ  
Veryꢀfastꢀattackꢀtimeꢀsettingsꢀsuchꢀasꢀ20ꢂs,ꢀi.e.ꢀ  
oneꢀsampleꢀperiod,ꢀdoꢀcatchꢀeveryꢀtransient,ꢀbutꢀ  
mayꢀdistortꢀlowꢀfrequencies.ꢀToꢀutiliseꢀlongerꢀ  
attackꢀtimesꢀandꢀstillꢀcatchꢀfastꢀtransients,ꢀuseꢀ  
preview.ꢀ  
Release and Average: Theꢀinputꢀsignalꢀisꢀ  
monitoredꢀwithꢀtwoꢀdifferentꢀmethods:ꢀpeakꢀ  
amplitudeꢀ(*)ꢀandꢀRMSꢀvalue.ꢀTheꢀpeakꢀampliꢁ  
tudeꢀisꢀtheꢀprogrammeꢀportionꢀweꢀdon'tꢀperceiveꢀ  
asꢀveryꢀloud,ꢀhoweverꢀwhichꢀcanꢀeasilyꢀcauseꢀ  
overloads.ꢀTheꢀRMSꢀvalueꢀofꢀtheꢀprogrammeꢀ  
materialꢀweꢀperceiveꢀasꢀloudness.ꢀItsꢀvariationsꢀ  
contributeꢀmostꢀtoꢀtheꢀdynamicꢀrangeꢀofꢀtheꢀ  
audio.ꢀ  
Graphic 7: Overall Delay display  
Setting preview:ꢀTouchꢀeitherꢀtheꢀ„attack“ꢀorꢀ  
„releaseꢀdelay“ꢀcontrollerꢀ()ꢀtoꢀactivateꢀtheꢀ  
timingꢀ1ꢀwindow,ꢀthenꢀuseꢀtheꢀgainꢀ/ꢀdataꢀconꢁ  
trollerꢀ()ꢀtoꢀadjustꢀpreviewꢀtime.ꢀ  
Theꢀsidechainꢀprocessorꢀcomparesꢀtheꢀtwoꢀ  
measurementsꢀitꢀobtainedꢀfromꢀtheꢀpeaksꢀandꢀ  
theꢀRMS.ꢀTheꢀratioꢀbetweenꢀtheꢀtwoꢀdeterminesꢀ  
whichꢀtimeꢀconstantꢀwouldꢀbeꢀtheꢀappropriateꢀ  
release,ꢀe.g.ꢀafterꢀshortꢀdurationꢀpeakꢀtheꢀfasterꢀ  
releaseꢀwillꢀbeꢀappliedꢀduringꢀtheꢀreleaseꢀphase.ꢀ  
TheꢀtimeꢀperiodꢀoverꢀwhichꢀtheꢀRMSꢀvalueꢀofꢀtheꢀ  
programmeꢀmaterialꢀisꢀaveragedꢀisꢀsetꢀbyꢀtheꢀ  
"average"ꢀparameter.ꢀTheꢀeffectꢀofꢀtheꢀaverageꢀ  
parameterꢀcanꢀbestꢀbeꢀstudiedꢀonꢀtheꢀgainꢀreꢁ  
Graphic 8: Timing 1 window  
ductionꢀmeterꢀ().ꢀFastꢀ"average"ꢀsettingsꢀwillꢀ  
causeꢀmostꢀofꢀtheꢀgainꢀreductionꢀmeterꢀtoꢀmoveꢀ  
veryꢀfastꢀ(dependingꢀonꢀtheꢀ"releaseꢀfast"ꢀsetꢁ  
ting)ꢀ,ꢀslowerꢀsettingsꢀwillꢀjustꢀhaveꢀtheꢀtopꢀpartꢀ  
ofꢀtheꢀgainꢀreductionꢀmoveꢀfast,ꢀwithꢀtheꢀbottomꢀ  
partꢀdependingꢀonꢀtheꢀ"releaseꢀslow"ꢀsetting.ꢀ  
Envelope Follower  
Theꢀenvelopeꢀfollowerꢀparameterꢀcontrollersꢀareꢀ  
inꢀareaꢀ.ꢀTheꢀpurposeꢀofꢀtheꢀenvelopeꢀfollowerꢀ  
isꢀtoꢀcauseꢀgradualꢀgainꢀchanges,ꢀthusꢀeliminatꢁ  
ingꢀdistortion.ꢀTheꢀcurrentꢀvaluesꢀareꢀshownꢀinꢀ  
.ꢀꢀ  
(*) Peak / RMS:ꢀInꢀtheꢀDS1ꢁMK3ꢀtheꢀpeakꢀ  
measurementꢀisꢀsupplementedꢀwithꢀanꢀRMSꢀ  
measurementꢀwithꢀvariableꢀaveragingꢀtime.ꢀToꢀ  
accessꢀtheꢀRMSꢀdetectionꢀtimeconstantꢀtouchꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ10ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
theꢀgainꢀ/ꢀdataꢀcontrollerꢀ()ꢀwhichꢀopensꢀthisꢀ  
window:ꢀ  
Graphic 10: Gain / Data Knob menu  
Graphic 12: Transfer Curve Parameters  
HitKeyBtoassignthegain/dataknobtotheꢀ  
RMSꢀdetectionꢀtimeconstant.ꢀTheꢀleftꢀendstopꢀofꢀ  
thisꢀ parameterꢀ switchesꢀ theꢀ detectionꢀ toꢀ peakꢀ  
mode,ꢀasꢀusedꢀinꢀallꢀpreviousꢀDS1ꢀversions.ꢀ  
Threshold: Setsꢀtheꢀlevelꢀwhichꢀtheꢀenvelopeꢀ  
signalꢀhasꢀtoꢀreachꢀbeforeꢀgainꢀreductionꢀisꢀapꢁ  
plied.ꢀ  
Ratio: Setsꢀtheꢀslopeꢀofꢀtheꢀsegmentꢀaboveꢀtheꢀ  
threshold.ꢀTheꢀratioꢀcanꢀbeꢀadjustedꢀforꢀcomꢁ  
pressionꢀorꢀexpansion,ꢀdependingꢀonꢀtheꢀreꢁ  
quirement.ꢀForꢀfullꢀbandꢀexpansionꢀ(e.g.ꢀtoꢀreꢁ  
introduceꢀdynamicsꢀintoꢀanꢀoverꢁcompressedꢀ  
signal),ꢀoneꢀwillꢀusuallyꢀworkꢀwithꢀtheꢀgainꢀ  
makeupꢀsetꢀtoꢀmaximum.ꢀThisꢀmeansꢀthatꢀaꢀ  
0.0dBꢀinputꢀwillꢀbeꢀpassedꢀthroughꢀwithoutꢀgain,ꢀ  
signalsꢀbelowꢀtheꢀthresholdꢀwillꢀbeꢀreducedꢀwithꢀ  
aꢀconstantꢀgainꢀ(dependingꢀonꢀthresholdꢀandꢀ  
ratioꢀsetting,ꢀcanꢀbeꢀreadꢀfromꢀtheꢀdisplayꢀwhenꢀ  
touchingꢀtheꢀgainꢀmakeupꢀcontroller),ꢀandꢀ  
signalsꢀbetweenꢀtheꢀthresholdꢀandꢀ0.0dBFSꢀgetꢀ  
expanded.ꢀForꢀfullꢀbandꢀexpansion,ꢀoneꢀwillꢀ  
typicallyꢀhaveꢀquiteꢀhighꢀthresholdsꢀ(ꢁ1dBꢀ...ꢀ–  
4dB),ꢀbecauseꢀofꢀtheꢀresultingꢀoverallꢀgain.ꢀ  
Graphic 11: Timing 2 window  
Release Delay:ꢀNormallyꢀtheꢀreleaseꢀphaseꢀ  
beginsꢀimmediatelyꢀafterꢀtheꢀprogrammeꢀmateꢁ  
rialꢀhasꢀfallenꢀinꢀlevel.ꢀTheꢀreleaseꢀdelayꢀdeterꢁ  
minesꢀhowꢀlongꢀtheꢀDS1ꢁMK3ꢀholdsꢀtheꢀcurrentꢀ  
levelꢀbeforeꢀenteringꢀreleaseꢀ(seeꢀGraphicꢀ9).ꢀꢀ  
Theꢀexpanderꢀcanꢀalsoꢀbeꢀusedꢀinꢀfrequencyꢀ  
selectiveꢀmode,ꢀforꢀexampleꢀtoꢀrepairꢀtheꢀeffectꢀ  
ofꢀaꢀmisusedꢀmultiꢁbandꢀcompressorꢀ–ꢀforꢀthisꢀ  
purpose,ꢀtheꢀgainꢀmakeupꢀcanꢀbeꢀsetꢀhigherꢀ  
thanꢀtheꢀcalculatedꢀmaximumꢀsetting,ꢀtoꢀ  
compensateꢀforꢀtheꢀoverallꢀgainꢀthatꢀtheꢀ  
expanderꢀcauses.ꢀThisꢀcanꢀpotentiallyꢀcauseꢀ  
oversꢀ(forꢀloudꢀsignalsꢀinꢀtheꢀexpandedꢀband),ꢀitꢀ  
isꢀthereforeꢀgoodꢀpracticeꢀtoꢀengageꢀtheꢀsafetyꢀ  
limiterꢀ(seeꢀbelow).ꢀ  
Theꢀresultingꢀdynamicꢀcharacteristicꢀisꢀveryꢀ  
smoothꢀandꢀavoidsꢀotherwiseꢀtypicalꢀ'pumping'ꢀ  
effects.ꢀTheꢀidealꢀsettingꢀisꢀprogrammeꢀdependꢁ  
entꢀandꢀexperimentationꢀmayꢀbeꢀnecessaryꢀtoꢀ  
achieveꢀtheꢀbestꢀcombinationꢀofꢀallꢀdynamicꢀ  
parameters.ꢀ  
Non-Linear Transfer Curve  
Theꢀtransferꢀcurveꢀparameterꢀcontrollersꢀareꢀinꢀ  
areaꢀ+.ꢀThisꢀpartꢀofꢀtheꢀsidechainꢀisꢀreꢁ  
sponsibleꢀforꢀtheꢀactualꢀgainꢀreductionꢀ()ꢀcalꢁ  
culations.ꢀTheꢀdetectedꢀsignalꢀenvelopeꢀisꢀcomꢁ  
paredꢀwithꢀtheꢀtransferꢀcurve,ꢀtheꢀgainꢀcontrolꢀ  
signalꢀ(seeꢀGraphicꢀ5)ꢀisꢀthenꢀadjustedꢀaccordꢁ  
inglyꢀifꢀtheꢀenvelopeꢀovershootsꢀtheꢀtransferꢀ  
curve.ꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ11ꢀꢀ  
ꢀ+41ꢀ44ꢀ940ꢀ20ꢀ06ꢀꢀꢀꢀꢀ+41ꢀ44ꢀ940ꢀ22ꢀ14ꢀꢀꢀꢀꢀhttp://www.weiss.chꢀꢀ[email protected]ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
The applied gain reduction from the com-  
pressor section is displayed in  
.
Signal Meters:ꢀTheꢀmetersꢀinꢀꢀshowꢀtheꢀlevelꢀ  
ofꢀtheꢀinputꢀ(horizontallyꢀonꢀtopꢀofꢀtheꢀtransferꢀ  
curveꢀgraph)ꢀandꢀoutputꢀofꢀtheꢀcompressorꢀ  
stageꢀ(verticallyꢀtoꢀtheꢀrightꢀofꢀtheꢀtransferꢀ  
curve).ꢀReferꢀtoꢀGraphicꢀ16ꢀandꢀ17ꢀtoꢀseeꢀtheꢀ  
meteringꢀpoints.ꢀ  
Graphic 13: Threshold, Ratio, Softknee  
Band Selective Mode vs. Full Range Mode  
The expander can only amplify gain differ-  
ences. This means that it cannot create a  
dynamic signal if there was no initial gain  
difference (as is the case in computer gen-  
erated music or with extremely hard-  
limited mixes).  
TheꢀDS1ꢁMK3ꢀcanꢀbeꢀusedꢀinꢀconjunctionꢀwithꢀaꢀ  
frequencyꢀcrossoverꢀ(bandꢀselectiveꢀmode)ꢀorꢀ  
straightꢀ(fullꢀrangeꢀmode).ꢀꢀ  
How to change modes:ꢀTouchꢀtheꢀcentreꢀfreꢁ  
quencyꢀorꢀbandwidthꢀcontrollerꢀ().ꢀTheꢀsoftꢁ  
keysꢀbecomeꢀselectionꢀkeysꢀforꢀtheꢀfilterꢀtype:ꢀ  
highpassꢀ(KeyꢀA),ꢀbandpassꢀ(KeyꢀB),ꢀlowpassꢀ  
(KeyꢀC)ꢀorꢀbypassꢀ(KeyꢀD).ꢀInꢀbypassꢀtheꢀfullꢀ  
rangeꢀmodeꢀ(compressor)ꢀisꢀselected.ꢀAnyꢀotherꢀ  
filterꢀtypeꢀengagesꢀtheꢀappropriateꢀfilterꢀaheadꢀ  
ofꢀtheꢀcompressorꢀstage.ꢀ  
Soft-knee: Determinesꢀhowꢀmuchꢀtheꢀkneeꢀisꢀ  
rounded.ꢀTheꢀmaximumꢀsettingꢀ(1.0)ꢀchoosesꢀaꢀ  
curveꢀthatꢀreachesꢀfromꢀ0dBFSꢀdownꢀtoꢀtwiceꢀ  
theꢀthresholdꢀvalue.ꢀThisꢀimpliesꢀthatꢀifꢀsoftꢁ  
kneeꢀisꢀengagedꢀtheꢀsignalꢀisꢀalreadyꢀaffectedꢀ  
evenꢀifꢀitsꢀenvelopeꢀliesꢀbelowꢀtheꢀthreshold.ꢀ  
Band Selective Mode (Graphicꢀ16): Inꢀthisꢀ  
mode,ꢀaꢀfrequencyꢀcrossoverꢀisꢀputꢀintoꢀtheꢀsigꢁ  
nalꢀpath,ꢀsplittingꢀitꢀupꢀintoꢀtwoꢀorꢀthreeꢀbands,ꢀ  
dependingꢀonꢀtheꢀfilterꢀtypeꢀsetting.ꢀOneꢀofꢀtheꢀ  
bandsꢀisꢀcompressed,ꢀtheꢀotherꢀisꢀdelayedꢀbyꢀ  
theꢀsameꢀamountꢀusedꢀasꢀ„delay“ꢀinꢀtheꢀcomꢁ  
pressorꢀstage.ꢀThisꢀmodeꢀisꢀcompletelyꢀtransꢁ  
parentꢀifꢀnoꢀgainꢀreductionꢀisꢀapplied.ꢀ  
Gain makeup :ꢀMovesꢀtheꢀwholeꢀtransferꢀ  
curveꢀupꢀorꢀdown.ꢀInꢀdeꢁessingꢀmodeꢀtheꢀgainꢀ  
makeupꢀisꢀusuallyꢀsetꢀbetweenꢀtheꢀminimumꢀ(ꢁ  
10dBꢀgain)ꢀandꢀ"off"ꢀ(0dBꢀgain)ꢀtoꢀactuallyꢀatꢁ  
tenuateꢀtheꢀprocessedꢀsignal,ꢀwhileꢀinꢀcompresꢁ  
sorꢀ(fullꢀband)ꢀmodeꢀtheꢀtransferꢀcurveꢀusuallyꢀ  
getsꢀtoꢀlieꢀanywhereꢀbetweenꢀ"off"ꢀandꢀ"max",ꢀ  
accordingꢀtoꢀtheꢀamountꢀofꢀloudnessꢀcorrectionꢀ  
oneꢀwantsꢀtoꢀapply.ꢀꢀ  
Onceꢀ"max."ꢀisꢀon,ꢀtheꢀtransferꢀcurveꢀisꢀattachedꢀ  
toꢀ0dBFSꢀforꢀmaximumꢀpossibleꢀgain.ꢀ"max"ꢀisꢀ  
engagedꢀasꢀsoonꢀasꢀtheꢀcurveꢀreachesꢀ0dBFSꢀbyꢀ  
manipulatingꢀanyꢀcombinationꢀofꢀtheꢀaboveꢀpaꢁ  
rameters,ꢀorꢀbyꢀselectingꢀ"max"ꢀfromꢀtheꢀgainꢀ  
makeupꢀmenu.ꢀThisꢀmodeꢀcanꢀbeꢀexitedꢀbyꢀ  
manuallyꢀreducingꢀtheꢀgainꢀmakeupꢀorꢀbyꢀselectꢁ  
ingꢀ"off"ꢀfromꢀtheꢀgainꢀmakeupꢀmenu.ꢀ  
Graphic 15: Band Filter menu  
Graphic 14: Gain Makeup display  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ12ꢀꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Note,ꢀtheꢀinputꢀandꢀoutputꢀmetersꢀonꢀtheꢀtransꢁ  
Full Range Mode (Graphicꢀ17):ꢀInꢀthisꢀmodeꢀ  
theꢀcompressorꢀinputꢀmeterꢀisꢀatꢀtheꢀinputꢀofꢀtheꢀ  
DS1ꢁMK3.ꢀTheꢀcrossoverꢀcontrollersꢀandꢀtheꢀ  
monitorꢀkeyꢀhaveꢀnoꢀfunction.ꢀ  
ferꢀgraphꢀ()ꢀareꢀconnectedꢀafterꢀtheꢀcrossoverꢀ  
andꢀbeforeꢀtheꢀadder.ꢀ  
filter- band-centre  
type width frequency  
band  
stop  
In-  
put  
Delay  
+
Cross-  
over  
monitor  
Output  
Gain  
Gain  
band  
pass  
X
Safety  
Limiter  
Out-  
put  
X
Comp.  
input  
meter  
output  
meter  
peak / over  
hold  
Graphic 16: Band Selective Mode  
input  
meter  
output  
meter  
peak / over  
hold  
Output  
Gain  
Gain  
In-  
put  
Out-  
put  
Safety  
Limiter  
X
Comp.  
X
Graphic 17: Full Range Mode  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Parallel Compressor  
beforeꢀlimiting.ꢀ  
Parallel band selective compressionꢀꢀ  
(Graphicꢀ20):ꢀToꢀaddꢀevenꢀmoreꢀsubtleꢀcomꢁ  
pression,ꢀtheꢀcompressedꢀsignalꢀcanꢀbeꢀfilteredꢀ  
beforeꢀcompression.ꢀUsingꢀtheꢀmonitorꢀfunction,ꢀ  
oneꢀcanꢀlistenꢀtoꢀtheꢀfilteredꢀsignalꢀforꢀoptimalꢀ  
crossoverꢀsetup.ꢀ  
TheꢀDS1ꢁMK3ꢀcanꢀbeꢀusedꢀinꢀparallelꢀcompresꢁ  
sionꢀmode,ꢀwhereꢀtheꢀcompressedꢀsignalꢀisꢀ  
addedꢀtoꢀtheꢀstraightꢀsignal.ꢀ  
How to activate parallel compression:ꢀTouchꢀ  
theꢀgainꢀ/ꢀdataꢀcontrollerꢀ().ꢀInꢀtheꢀmenuꢀthatꢀ  
appears,ꢀmarkꢀtheꢀcheckboxꢀwithꢀsoftkeyꢀA.ꢀ  
Whenꢀusingꢀparallelꢀcompression,ꢀtheꢀDS1ꢁMK3ꢀ  
isꢀableꢀtoꢀrunꢀinꢀfrequencyꢀselectiveꢀorꢀinꢀfullꢀ  
bandꢀmode.ꢀ  
Why parallel compression?  
ReadꢀthisꢀquoteꢀfromꢀBobꢀKatzꢀfromꢀtheꢀMasterꢁ  
ingꢀWebboard:ꢀ  
“Youꢀwantꢀaꢀpatchꢀthatꢀcompressesꢀwithoutꢀ  
input  
meter  
output  
meter  
peak / over  
hold  
Output  
Gain  
Pre-Limiter  
Gain  
In-  
put  
Out-  
put  
Safety  
Limiter  
x
x
Comp.  
+
stompingꢀonꢀtheꢀattacksꢀatꢀall,ꢀpreservesꢀtranꢁ  
sientsꢀbutꢀgivesꢀyouꢀgreatꢀinnerꢀdetail?ꢀ...ꢀ  
Graphic 18: Parallel Full Range Compression  
Youꢀhaveꢀoneꢀcontrol,ꢀoneꢀcontrolꢀonly,ꢀandꢀthatꢀ  
isꢀtheꢀoutputꢀlevelꢀofꢀtheꢀcompressorꢀ[gainꢀ  
makeup],ꢀtheꢀ‘sidechain’.ꢀYouꢀcanꢀbringꢀoutꢀinꢁ  
nerꢀdetailsꢀwithoutꢀlosingꢀbreathing,ꢀandꢀhardlyꢀ  
affectingꢀtheꢀupperꢀdynamicsꢀatꢀall.ꢀWorksꢀgreat.ꢀ  
Notꢀjustꢀgreat,ꢀabsolutelyꢀfantastically.ꢀFattensꢀ  
bassꢀinstrumentsꢀwithoutꢀcausingꢀbreathingꢀorꢀ  
pumping.ꢀYouꢀnameꢀit,ꢀitꢀworksꢀveryꢀwell.ꢀꢀ  
Variations:ꢀUseꢀitꢀlikeꢀtheꢀDolbyꢀSpectralꢀEnhanꢁ  
cer,ꢀbyꢀsplitꢀbandꢀ[parallel]ꢀcompression,ꢀsoꢀthatꢀ  
(forꢀexample)ꢀhighꢀfrequencyꢀinnerꢀdetailsꢀatꢀlowꢀ  
levelsꢀareꢀenhanced.ꢀ”ꢀTheꢀlastꢀparagraphꢀrefersꢀ  
toꢀparallelꢀbandꢀselectiveꢀcompressionꢀ(crossꢁ  
overꢀinꢀhighpassꢀmode).ꢀꢀ  
Graphic 19: Parallel Compression on/off (Key A)  
Parallel full band compression:ꢀAsꢀcanꢀbeꢀ  
seenꢀinꢀtheꢀschematicꢀ(Graphicꢀ18),ꢀtheꢀinputꢀ  
signalꢀandꢀtheꢀcompressedꢀsignalꢀareꢀaddedꢀ  
together.ꢀTheꢀgainꢀmakeupꢀvalueꢀcanꢀbeꢀusedꢀtoꢀ  
controlꢀtheꢀamountꢀofꢀcompressedꢀsignal.ꢀTheꢀ  
preꢁlimiterꢀgainꢀcanꢀbeꢀusedꢀtoꢀscaleꢀtheꢀmixꢀ  
Graphic 20: Parallel band selective compression  
input  
meter  
output  
meter  
peak / over  
hold  
Pre-Limiter  
Gain  
Output  
Gain  
band  
pass  
In-  
put  
Out-  
put  
Safety  
Limiter  
Cross-  
over  
x
x
Comp.  
+
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
Pageꢀꢀ14ꢀꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Starting point for parallel compression:  
Setꢀtheꢀthresholdꢀforꢀꢁ50ꢀdBFS,ꢀratioꢀtoꢀ2.5:1,ꢀ  
attackꢀtoꢀtheꢀfastestꢀ(microseconds),ꢀreleaseꢀtoꢀ  
mid,ꢀaroundꢀ250ꢁ300ꢀmsꢀ(adjustꢀtoꢀtasteꢀifꢀyouꢀ  
hearꢀbreathingꢀorꢀpumping).ꢀTheꢀmakeupꢀgainꢀ  
governsꢀtheꢀamountꢀofꢀcompression.ꢀ  
Graphic 21: effect of parallel compression  
Graphicꢀ21ꢀshowsꢀtheꢀeffectꢀofꢀParallelꢀCompresꢁ  
sionꢀonꢀtheꢀtransferꢀcurveꢀ(upperꢀgraph).ꢀLowerꢀ  
levelsꢀareꢀraisedꢀwhileꢀhigherꢀlevelsꢀareꢀnotꢀ  
muchꢀaffected.ꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Theꢀ“Compressor”ꢀblockꢀcanꢀagainꢀworkꢀinꢀfullꢀ  
bandꢀmodeꢀorꢀinꢀbandꢀselectiveꢀmode,ꢀindeꢁ  
pendentlyꢀinꢀtheꢀtwoꢀchannels.ꢀI.e.ꢀitꢀisꢀpossibleꢀ  
toꢀprocessꢀe.g.ꢀtheꢀSꢀsignalꢀinꢀfullꢀbandꢀmodeꢀ  
andꢀhaveꢀtheꢀMꢀsignalꢀprocessedꢀinꢀbandꢀselecꢁ  
tiveꢀmodeꢀforꢀdeꢁessing.ꢀꢀ  
Ganged /Unganged  
TheꢀDS1ꢁMK3ꢀallowsꢀforꢀindependentꢀparameterꢀ  
settingsꢀinꢀchannelsꢀ1ꢀandꢀ2ꢀ().ꢀIfꢀtheꢀgangedꢀ  
keyꢀisꢀlit,ꢀbothꢀchannelsꢀoperateꢀwithꢀtheꢀsameꢀ  
parameterꢀset.ꢀꢀ  
Theꢀparallelꢀcompressionꢀagainꢀworksꢀaroundꢀtheꢀ  
“Compressor”ꢀblock.ꢀParallelꢀcompressionꢀcanꢀbeꢀ  
switchedꢀonꢀindependentlyꢀinꢀtheꢀtwoꢀchannels.ꢀ  
Ifꢀtheꢀgangedꢀkeyꢀisꢀnotꢀlit,ꢀtheꢀtwoꢀchannelsꢀcanꢀ  
operateꢀwithꢀdifferentꢀparameters.ꢀTheꢀCH1/CH2ꢀ  
/ꢀM/Sꢀkeyꢀassignsꢀtheꢀknobsꢀandꢀtheꢀdisplayꢀtoꢀ  
theꢀappropriateꢀchannel,ꢀi.e.ꢀkeyꢀnotꢀlitꢀassignsꢀ  
CH1ꢀorꢀMꢀandꢀkeyꢀlitꢀassignsꢀCH2ꢀorꢀS.ꢀ  
Input  
L
R
InꢀgangedꢀmodeꢀtheꢀCH1/CH2ꢀM/Sꢀkeyꢀbecomesꢀ  
aꢀspecialꢀfunction,ꢀitꢀthenꢀcanꢀbeꢀusedꢀasꢀaꢀA/Bꢀ  
keyꢀinꢀthatꢀeitherꢀCH1ꢀsettingsꢀareꢀappliedꢀtoꢀ  
bothꢀchannelsꢀorꢀtheꢀCH2ꢀsettingsꢀareꢀappliedꢀtoꢀ  
bothꢀchannels.ꢀ  
M/SꢀEncoder  
M
Theꢀcopyꢀmenuꢀ(copyꢀkey)ꢀallowsꢀtoꢀcopyꢀCH1ꢀ  
intoꢀCH2ꢀparametersꢀorꢀviceꢀversaꢀinꢀorderꢀtoꢀ  
haveꢀtheꢀsameꢀparametersꢀinꢀtheꢀtwoꢀchannelsꢀ  
toꢀstartꢀwith.ꢀ  
S
input  
meter  
Compressor  
outputꢀmeter,  
M/S Mode,  
Sidechain Link  
Monitor  
TheꢀDS1ꢁMK3ꢀcanꢀbeꢀswitchedꢀtoꢀM/Sꢀ(Midꢀ/ꢀ  
Side)ꢀmode.ꢀToꢀdoꢀthatꢀpressꢀtheꢀmenuꢀkey,ꢀtheꢀ  
followingꢀmenuꢀopensꢀup:ꢀ  
Gain  
Safety  
Limiter  
M/Sꢀdecoder  
L
R
Graphic 22: M/S Mode and Sidechain Link  
KeyꢀAꢀselectsꢀM/SꢀModeꢀonꢀ/ꢀoffꢀ(boxꢀcheckedꢀ  
meansꢀM/Sꢀmodeꢀengaged)ꢀwhileꢀKeyꢀBꢀselectsꢀ  
theꢀsidechainꢀlinkꢀonꢀ/ꢀoffꢀ(boxꢀcheckedꢀmeansꢀ  
sidechainꢀlinked).ꢀInꢀM/Sꢀmodeꢀitꢀusuallyꢀisꢀprefꢁ  
erableꢀtoꢀsetꢀtheꢀchannelsꢀungangedꢀandꢀtheꢀ  
sidechainꢀunlinked.ꢀ  
Output  
Gain  
peak/over  
hold  
Graphicꢀ23ꢀshowsꢀtheꢀblockꢀdigramꢀofꢀtheꢀDS1ꢁ  
MK3ꢀwhenꢀinꢀM/Sꢀmode.ꢀNoteꢀtheꢀpositionsꢀofꢀ  
theꢀM/Sꢀencoderꢀandꢀdecoder.ꢀWithꢀtheꢀ“Gain”ꢀ  
controlsꢀitꢀisꢀpossibleꢀtoꢀchangeꢀtheꢀbalanceꢀbeꢁ  
tweenꢀMꢀandꢀS,ꢀwhileꢀtheꢀ“OutputꢀGain”ꢀcontrolsꢀ  
areꢀarrangedꢀafterꢀtheꢀM/SꢀtoꢀL/Rꢀconversion.ꢀ  
L
R
Output  
Graphic 23: Block diagram in M/S mode  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Monitor Keyꢀ  
Inꢀbandꢀselectiveꢀmodeꢀpressingꢀtheꢀ“monitor”ꢀ  
keyꢀallowsꢀyouꢀtoꢀlistenꢀdirectlyꢀtoꢀꢀtheꢀprocꢁ  
essedꢀband,ꢀidealꢀforꢀzoomingꢀinꢀonꢀoffendingꢀ  
materialꢀandꢀlisteningꢀtoꢀtheꢀeffectꢀofꢀtheꢀcomꢁ  
pressorꢀstage.ꢀ  
SeeꢀGraphicꢀ23ꢀaboveꢀforꢀtheꢀMonitorꢀoutputꢀ  
position.ꢀ  
TheꢀMonitorꢀoutputꢀworksꢀasꢀfollows:ꢀ  
DS1ꢁMK3ꢀinꢀgangedꢀmode:ꢀꢀ  
Theꢀstereoꢀsignalꢀisꢀfedꢀforwardꢀtoꢀtheꢀoutput.ꢀIfꢀ  
theꢀbandꢀselectiveꢀmodeꢀisꢀselected,ꢀonlyꢀtheꢀ  
activeꢀbandꢀisꢀfedꢀtoꢀtheꢀoutput.ꢀ  
DS1ꢁMK3ꢀinꢀungangedꢀmode:ꢀꢀ  
Theꢀcurrentlyꢀselectedꢀchannelꢀ(CH1ꢀorꢀCH2ꢀorꢀMꢀ  
orꢀS)ꢀisꢀfedꢀtoꢀbothꢀLꢀandꢀRꢀoutputs.ꢀThisꢀallowsꢀ  
forꢀinstanceꢀtoꢀlistenꢀtoꢀtheꢀSꢀsignalꢀonlyꢀinꢀorderꢀ  
toꢀadustꢀtheꢀcompressorꢀoptimally.ꢀ  
If monitor is active, the output peak hold  
and the over detection run on the monitor  
signal, not on the main output.  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Factory Presets  
Dither  
TheꢀDS1ꢁMK3ꢀhasꢀeasilyꢀaccessibleꢀfactoryꢀpreꢁ  
setsꢀforꢀaꢀquickꢀsetupꢀwhichꢀcanꢀthenꢀbeꢀrefinedꢀ  
TheꢀDS1ꢁMK3ꢀisꢀableꢀtoꢀapplyꢀPOWꢁRꢀtypeꢀditherꢀ  
algorithmsꢀtoꢀavoidꢀdistortionꢀwhenꢀreꢁ  
quantizingꢀfromꢀ24bitꢀtoꢀ16bitꢀorꢀ20bitꢀoutputꢀ  
wordꢀlengthꢀ(seeꢀTECHNICALꢀDATAꢀforꢀditherꢀ  
specifications).ꢀ  
andꢀadaptedꢀtoꢀtheꢀprogrammeꢀbeingꢀprocessed.ꢀ  
Theseꢀfactoryꢀpresetsꢀareꢀgroupedꢀaccordingꢀtoꢀ  
theirꢀfunction:ꢀ  
De-Esser:ꢀFourꢀapplicationsꢀforꢀhighꢁfrequencyꢀ  
transientsꢀremoval.ꢀAdjustꢀthresholdꢀandꢀcrossꢁ  
overꢀfrequencyꢀasꢀrequired.ꢀ  
Toꢀtoggleꢀditherꢀon/off,ꢀpressꢀkeyꢀDꢀtwice.ꢀToꢀ  
seeꢀditherꢀstatusꢀreferꢀtoꢀtheꢀstatusꢀdisplayꢀ( ,ꢀ  
seeꢀStatusꢀDisplayꢀp.ꢀ7).ꢀ  
Limiter:ꢀThreeꢀsettingsꢀforꢀloudnessꢀmaximisingꢀ  
ꢁꢀexperimentꢀwithꢀtheꢀtransferꢀcurveꢀparametersꢀ  
forꢀaꢀprogrammeꢀoptimisedꢀresult.ꢀTheꢀlastꢀsetꢁ  
tingꢀusesꢀtheꢀcrossoverꢀtoꢀselectꢀtheꢀlowꢁbandꢀ  
andꢀappliesꢀaꢀsmallꢀgain,ꢀhenceꢀ„bassꢀboost“.ꢀ  
Word Length  
Toꢀsetꢀoutputꢀwordꢀlength,ꢀpressꢀkeyꢀDꢀandꢀseꢁ  
lectꢀtheꢀappropriateꢀwordlength.ꢀ  
[Moreꢀfactoryꢀpresetsꢀareꢀinꢀpreparation]ꢀ  
Setup  
PressꢀkeyꢀDꢀthenꢀchoseꢀtheꢀsetupꢀmenu.ꢀThisꢀ  
leadsꢀtoꢀtheꢀmenuꢀwhereꢀtheꢀtypeꢀofꢀPOWꢁRꢀ  
ditherꢀcanꢀbeꢀchosenꢀ(seeꢀTECHNICALꢀDATAꢀforꢀ  
ditherꢀspecifications).ꢀAlsoꢀselectableꢀis:ꢀ  
Toꢀaccessꢀtheꢀfactoryꢀpresetsꢀpressꢀtheꢀ“menu”ꢀ  
keyꢀthenꢀ“snapshots”ꢀandꢀthenꢀtheꢀ“presets”ꢀ  
key.ꢀ  
Auto-Blacking  
Ifꢀautoꢁblackingꢀisꢀactivatedꢀbyꢀmarkingꢀtheꢀ“0ꢀ  
INꢀꢀ0ꢀOUT“ꢀoption,ꢀditherꢀwillꢀbeꢀturnedꢀoffꢀifꢀ  
theꢀinputꢀsignalꢀisꢀzeroꢀAsꢀsoonꢀasꢀtheꢀinputꢀ  
signalꢀchanges,ꢀditherꢀwillꢀbeꢀturnedꢀonꢀagain.ꢀ  
Thisꢀensuresꢀthatꢀpausesꢀbetweenꢀprogrammesꢀ  
areꢀstillꢀdigitalꢀzero,ꢀevenꢀifꢀditherꢀisꢀactivated.ꢀ  
Graphic 24: Snapshots menu  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Usingꢀtheꢀgain/ꢀdataꢀcontrollerꢀ()ꢀenterꢀtheꢀ  
numberꢀofꢀtheꢀsnapshotꢀyouꢀwantꢀtoꢀrecall.ꢀTheꢀ  
graphꢀofꢀtheꢀsnapshotꢀwillꢀbeꢀdisplayed.ꢀHowꢁ  
ever,ꢀtheꢀaudioꢀsignalꢀisꢀnotꢀaffectedꢀifꢀtheꢀ“Preꢁ  
view”ꢀoptionꢀisꢀmarked.ꢀOnceꢀyouꢀhaveꢀfoundꢀ  
theꢀsnapshot,ꢀpressꢀkeyꢀDꢀtoꢀrestoreꢀit.ꢀ  
Snapshots  
SnapshotsꢀareꢀcopiesꢀofꢀtheꢀDS1ꢁMK3ꢀparameterꢀ  
settings.ꢀThisꢀallowsꢀrecallingꢀcompleteꢀsetꢁupsꢀ  
includingꢀallꢀparametersꢀandꢀcontrolsꢀsettings.ꢀ  
Snapshotsꢀcanꢀbeꢀrecalledꢀfromꢀtheꢀfrontꢀpanelꢀ  
orꢀbyꢀremoteꢀcontrolꢀ(e.g.ꢀMIDIꢀProgramꢀ  
Change).ꢀ  
If the “Preview” option is not marked, the  
snapshots will be recalled as soon as you  
enter a new number.  
Snapshotꢀaccessꢀkeysꢀareꢀinꢀ.ꢀToꢀseeꢀworkꢁ  
spaceꢀstatusꢀreferꢀtoꢀtheꢀstatusꢀdisplayꢀ( ,ꢀseeꢀ  
StatusꢀDisplayꢀp.ꢀ7).ꢀ  
Pressꢀtheꢀ“recall”ꢀkeyꢀtoꢀreturnꢀtoꢀtheꢀstatusꢀ  
display.ꢀ  
A-B Comparison  
“Recall # 0”  
Youꢀcanꢀcompareꢀtwoꢀsettingsꢀbyꢀusingꢀtheꢀtwoꢀ  
workspacesꢀ“A”ꢀandꢀ“B”.ꢀToꢀtoggleꢀbetweenꢀtheꢀ  
twoꢀpressꢀtheꢀ“AꢁB”ꢀkey.ꢀRestoreꢀaꢀsnapshotꢀorꢀ  
simplyꢀadjustꢀparametersꢀinꢀoneꢀworkspace,ꢀ  
thenꢀswitchꢀtoꢀtheꢀotherꢀtoꢀcompare.ꢀ  
Snapshotꢀ0ꢀcanꢀbeꢀusedꢀforꢀaꢀquickꢀreset.ꢀꢀ  
Store Snapshots  
Toꢀcopyꢀworkspaceꢀ“A”ꢀtoꢀ“B”ꢀorꢀviceꢀversa,ꢀ  
pressꢀtheꢀ“copy”ꢀkeyꢀandꢀselectꢀanꢀoptionꢀ  
(Graphicꢀ25).ꢀ  
Toꢀstoreꢀtheꢀcurrentꢀworkspaceꢀtoꢀaꢀsnapshot,ꢀ  
pressꢀtheꢀ“store”ꢀkey.ꢀWithꢀtheꢀgain/ꢀdataꢀconꢁ  
trollerꢀ()ꢀenterꢀtheꢀsnapshotꢀnumberꢀwhereꢀ  
youꢀwantꢀtoꢀstoreꢀtheꢀworkspace,ꢀthenꢀpressꢀkeyꢀ  
D.ꢀSnapshotsꢀcanꢀbeꢀpreventedꢀfromꢀaccidentalꢀ  
erasureꢀbyꢀmarkingꢀtheꢀ“Safe”ꢀoption.ꢀ  
Aꢀsettingꢀcanꢀbeꢀstoredꢀtoꢀmultipleꢀsnapshots.ꢀ  
Pressꢀ“ToꢀRange”ꢀꢀinꢀtheꢀꢀ“store”ꢀmenu.ꢀ  
Graphic 25: Copy menu  
Theꢀactiveꢀworkspaceꢀisꢀshownꢀinꢀtheꢀstatusꢀ  
display.ꢀ  
Recall Snapshots  
Graphic 27: Store To Range menu  
Toꢀrecallꢀaꢀsnapshotꢀpressꢀtheꢀ“recall”ꢀkey.ꢀNoꢁ  
ticeꢀthatꢀtheꢀsnapshotꢀwillꢀbeꢀcopiedꢀintoꢀtheꢀ  
activeꢀworkspace.ꢀIfꢀyouꢀdoꢀnotꢀwantꢀtoꢀloseꢀ  
theseꢀsettings,ꢀswitchꢀtoꢀtheꢀotherꢀworkspaceꢀbyꢀ  
pressingꢀtheꢀ“AꢁB”ꢀkey.ꢀ  
Pressꢀtheꢀadjacentꢀkeysꢀtoꢀselectꢀ“Start”ꢀandꢀ  
“End”ꢀsnapshotꢀnumber,ꢀuseꢀtheꢀ“gain/ꢀdata”ꢀ  
encoderꢀtoꢀenterꢀaꢀvalueꢀ(Graphicꢀ27).ꢀPressingꢀ  
“Execute”ꢀwillꢀstoreꢀtheꢀsettingꢀfromꢀtheꢀdisꢁ  
playedꢀworkspaceꢀ(“A”ꢀorꢀ“B”)ꢀtoꢀallꢀꢀsnapshotsꢀ  
betweenꢀtheꢀStartꢀandꢀEndꢀvalue.ꢀAꢀ“Safe”ꢀsnapꢁ  
shotꢀwillꢀnotꢀbeꢀoverwritten.ꢀ  
Graphic 26: Recall menu  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Backup Snapshots  
WhenꢀdumpingꢀtoꢀaꢀMIDIꢁsequencer,ꢀmakeꢀsureꢀ  
thatꢀtheꢀsequencerꢀisꢀnotꢀsendingꢀorꢀreceivingꢀ  
dataꢀotherꢀthanꢀtheꢀsnapshotꢀdump.ꢀ  
Allꢀ128ꢀsnapshotsꢀcanꢀbeꢀtransferredꢀtoꢀanotherꢀ  
internalꢀnonꢁvolatileꢀmemoryꢀareaꢀforꢀlaterꢀrefꢁ  
erence.ꢀThereꢀisꢀenoughꢀmemoryꢀforꢀtwoꢀcomꢁ  
pleteꢀsnapshotꢀsetsꢀtoꢀbeꢀbackedꢀup.ꢀ  
Certain sequencers are not capable of han-  
dling the amount of data output by the  
DS1-MK3 and might crash during or after  
the dump process.  
Pressꢀtheꢀ“menu”ꢀkeyꢀ()ꢀthenꢀchooseꢀtheꢀ  
“Snapshots”ꢀandꢀthenꢀtheꢀ“Backup”ꢀoptionꢀtoꢀ  
arriveꢀatꢀtheꢀbackupꢀdisplayꢀ(Graphicꢀ28).ꢀ  
Toꢀinitiateꢀaꢀdump,ꢀpressꢀtheꢀ“menu”ꢀkeyꢀthenꢀ  
chooseꢀtheꢀ“Snapshot”ꢀandꢀthenꢀtheꢀ“Dump”ꢀ  
option.ꢀStartꢀtheꢀrecordingꢀprocessꢀonꢀtheꢀseꢁ  
quencer,ꢀthenꢀpressꢀ“Transmit”.ꢀThisꢀreleasesꢀ  
theꢀdumpꢀtoꢀtheꢀsequencer.ꢀ  
Loading Snapshots  
Toꢀloadꢀaꢀsnapshotꢀdumpꢀfromꢀsequencer,ꢀsimꢁ  
plyꢀplayꢀtheꢀdumpꢀsequence.ꢀTheꢀDS1ꢁMK3ꢀwillꢀ  
automaticallyꢀswitchꢀintoꢀreceiveꢀmodeꢀandꢀdisꢁ  
playꢀstatisticsꢀaboutꢀtheꢀsnapshotsꢀit’sꢀreceiving.ꢀ  
IfꢀtheꢀtransmissionꢀwasꢀOK,ꢀtheꢀprogramꢀ  
Graphic 28: Backup display  
switchesꢀbackꢀtoꢀnormalꢀmode.ꢀUponꢀerror,ꢀyouꢀ  
haveꢀtoꢀmanuallyꢀswitchꢀbackꢀtoꢀnormalꢀmode.ꢀ  
Selectꢀ“Createꢀ#1”ꢀtoꢀsaveꢀtheꢀcurrentꢀsnapshotsꢀ  
toꢀbankꢀ1.ꢀSelectꢀ“Restoreꢀ#1”ꢀtoꢀoverwriteꢀtheꢀ  
currentꢀsnapshotsꢀwithꢀbankꢀ1ꢀ(dittoꢀforꢀbankꢀ2).ꢀꢀ  
When playing back the dump sequence,  
always use the same speed as when the  
sequence was recorded.  
A backup will overwrite “safe” snapshots.  
Reset all Snapshots  
Note, the DS1 or DS1-MK2 snapshots are  
not compatible with the DS1-MK3 snap-  
shots.  
A program to convert the DS1-MK2 to DS1-  
MK3 snapshots is in preparation.  
Toꢀreinstallꢀtheꢀfactoryꢀsnapshotsꢀpressꢀtheꢀ  
“menu”ꢀkeyꢀthenꢀ“snapshots”ꢀandꢀthenꢀtheꢀ“Reꢁ  
setꢀall”ꢀoption.ꢀThisꢀwillꢀresetꢀtheꢀcurrentꢀsnapꢁ  
shots.ꢀTheꢀsnapshotsꢀthatꢀhaveꢀbeenꢀbackedꢀupꢀ  
areꢀpreserved.ꢀ  
Graphic 29: Snapshots menu  
Graphic 30: Dumping Snapshots  
Dump Snapshots  
Theꢀsettingsꢀofꢀallꢀ128ꢀsnapshotsꢀcanꢀbeꢀdumpedꢀ  
toꢀaꢀremoteꢀcontrolꢀportꢀtoꢀbeꢀstoredꢀexternally.ꢀ  
Pleaseꢀmakeꢀsureꢀthatꢀyouꢀhaveꢀconnectedꢀeveꢁ  
rythingꢀcorrectlyꢀandꢀthatꢀtheꢀproperꢀremoteꢀ  
controlꢀportꢀisꢀactivatedꢀ(seeꢀchapterꢀRemoteꢀ  
Controlꢀforꢀsetup).ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Whileꢀbypassꢀisꢀactiveꢀ(keyꢀisꢀlit),ꢀtheꢀDS1ꢁMK3ꢀ  
worksꢀinꢀpreviewꢀmode.ꢀThisꢀallowsꢀyouꢀtoꢀ  
changeꢀparametersꢀwithoutꢀactuallyꢀaffectingꢀtheꢀ  
audioꢀsignal.ꢀ  
Meter Resolution  
Theꢀtransferꢀgraphꢀandꢀtheꢀcompressorꢀpeakꢀ  
metersꢀ()ꢀworkꢀwithꢀdifferentꢀresolutionsꢀtoꢀ  
accommodateꢀsignalsꢀwithꢀaꢀwideꢀdynamicꢀ  
range.ꢀ  
Remote Control  
Theꢀresolutionꢀforꢀtheꢀpeakꢀmetersꢀandꢀtransferꢀ  
graphꢀcanꢀbeꢀsetꢀinꢀfixedꢀstepsꢀofꢀꢁ20dB,ꢀꢁ40dBꢀ  
andꢀꢁ80dB,ꢀorꢀalternatively,ꢀtoꢀauto.ꢀInꢀautoꢀ  
mode,ꢀtheꢀdisplayꢀswitchesꢀtoꢀtheꢀnextꢀstepꢀasꢀ  
soonꢀasꢀtheꢀtransferꢀgraphꢀfallsꢀbelowꢀtheꢀcurꢁ  
rentꢀwindow.ꢀTheꢀpeakꢀmetersꢀresolutionꢀisꢀalꢁ  
waysꢀtheꢀsameꢀasꢀtheꢀtransferꢀgraph’s.ꢀ  
Allꢀbandꢀparametersꢀasꢀwellꢀasꢀcontrolꢀsettingsꢀ  
canꢀbeꢀsetꢀexternally.ꢀ  
Toꢀseeꢀremoteꢀcontrolꢀstatusꢀreferꢀtoꢀtheꢀstatusꢀ  
displayꢀ( ,ꢀseeꢀStatusꢀDisplayꢀp.ꢀ7).ꢀ  
Protocol  
Toꢀselectꢀaꢀremoteꢀcontrolꢀprotocol,ꢀpressꢀkeyꢀCꢀ  
fromꢀtheꢀstatusꢀdisplayꢀmenu.ꢀSelectꢀeitherꢀ“RSꢀ  
232”,ꢀ“RSꢀ422”ꢀorꢀ“MIDI”.ꢀThisꢀwillꢀdetermineꢀ  
whichꢀportꢀatꢀtheꢀrearꢀofꢀtheꢀDS1ꢁMK3ꢀisꢀactive.ꢀ  
Theꢀotherꢀinactiveꢀportsꢀwillꢀbeꢀignored.ꢀꢀ  
Theꢀsameꢀprincipleꢀappliesꢀtoꢀtheꢀgainꢀreductionꢀ  
metersꢀofꢀtheꢀcompressorꢀ()ꢀandꢀtheꢀsafetyꢀ  
limiterꢀ().ꢀ  
Toꢀadjustꢀgainꢀreductionꢀorꢀpeakꢀmeterꢀresoluꢁ  
tion,ꢀpressꢀtheꢀ„menu“ꢀkeyꢀ(),ꢀthenꢀchoseꢀ  
“system”ꢀandꢀthenꢀpressꢀtheꢀ„display“ꢀsoftkey.ꢀ  
ThenꢀuseꢀkeysꢀAꢀandꢀBꢀtoꢀselectꢀeitherꢀ„gainꢀ  
reduction“ꢀorꢀ„curve“ꢀtoꢀchangeꢀtheꢀresolutionꢀofꢀ  
theꢀcorrespondingꢀgraphs.ꢀUseꢀtheꢀgainꢀ/ꢀdataꢀ  
Pressꢀtheꢀ“menu”ꢀkeyꢀtoꢀreturnꢀtoꢀtheꢀstatusꢀ  
displayꢀifꢀyouꢀdoꢀnotꢀwantꢀtoꢀchangeꢀremoteꢀon/ꢀ  
offꢀstatus.ꢀ  
WhenꢀselectingꢀaꢀportꢀotherꢀthanꢀMIDIꢀyouꢀhaveꢀ  
toꢀspecifyꢀtheꢀbaudꢀrate.ꢀReferꢀtoꢀtheꢀremoteꢀ  
controlꢀsoftwareꢀmanualꢀforꢀcorrectꢀsettings.ꢀTheꢀ  
setꢀbaudꢀrateꢀisꢀdisplayedꢀtoꢀensureꢀproperꢀsetꢁ  
up.ꢀ  
controllerꢀ()ꢀtoꢀalterꢀvalues.ꢀ  
LCD Contrast  
Channel  
Toꢀchangeꢀtheꢀdisplayꢀcontrast,ꢀpressꢀtheꢀ  
Toꢀchangeꢀtheꢀremoteꢀcontrolꢀchannelꢀnumber,ꢀ  
pressꢀkeyꢀCꢀ(adjacentꢀtoꢀtheꢀremoteꢀcontrolꢀ  
“menu”ꢀkeyꢀ(),ꢀthenꢀ“system,ꢀthenꢀ“display”.ꢀ  
PressꢀkeyꢀDꢀtoꢀactivateꢀ„LCDꢀContrast“.ꢀAdjustꢀ  
contrastꢀwithꢀtheꢀgainꢀ/ꢀdataꢀencoder.ꢀ  
field).ꢀUseꢀtheꢀgainꢀ/ꢀdataꢀcontrollerꢀ()ꢀtoꢀ  
selectꢀaꢀvalueꢀbetweenꢀ1ꢀandꢀ16.ꢀPressꢀtheꢀ  
“menu”ꢀkeyꢀtoꢀreturnꢀtoꢀtheꢀstatusꢀdisplay.ꢀOmniꢀ  
modeꢀ(listeningꢀonꢀallꢀchannelsꢀsimultaneously)ꢀ  
isꢀnotꢀsupported.ꢀ  
On/ Off  
Toꢀenableꢀorꢀdisableꢀremoteꢀcontrol,ꢀpressꢀkeyꢀCꢀ  
(adjacentꢀtoꢀtheꢀremoteꢀcontrolꢀfield).ꢀPressꢀitꢀ  
againꢀtoꢀtoggleꢀtheꢀ“ON/ꢀOFF”ꢁvalue.ꢀ  
Whileꢀremoteꢀcontrolꢀisꢀoff,ꢀdataꢀwillꢀstillꢀbeꢀsentꢀ  
toꢀtheꢀselectedꢀport.ꢀAlso,ꢀtheꢀMIDIꢀTHRUꢀoutputꢀ  
willꢀalwaysꢀmirrorꢀtheꢀMIDIꢀINꢀinputꢀdataꢀregardꢁ  
lessꢀofꢀ“ON/ꢀOFF”ꢀorꢀprotocolꢀstatus.ꢀ  
Graphic 31: Display menu  
Bypass  
TheꢀDS1ꢁMK3ꢀcanꢀbeꢀcompletelyꢀbypassedꢀwithꢀ  
theꢀgreenꢀ“bypass”ꢀkeyꢀbelowꢀtheꢀmainsꢀswitch.ꢀ  
Ifꢀtheꢀ“bypass”ꢀkeyꢀisꢀlit,ꢀtheꢀDS1ꢁMK3ꢀisꢀabsoꢁ  
lutelyꢀtransparent,ꢀmakingꢀtheꢀoutputꢀsignalꢀbitꢀ  
equalꢀtoꢀtheꢀinputꢀsignal.ꢀHowever,ꢀtheꢀoverallꢀ  
delayꢀ(seeꢀchapterꢀDelay)ꢀisꢀstillꢀactive.ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
OPERATION  
Software Information  
Pressꢀtheꢀ“menu”ꢀkeyꢀ(),ꢀthenꢀselectꢀtheꢀ“Sysꢁ  
tem”ꢀandꢀtheꢀ“About”ꢀoption.ꢀThisꢀdisplaysꢀaꢀ  
screenꢀwithꢀallꢀtheꢀrelevantꢀinformationꢀonꢀyourꢀ  
DS1ꢁMK3ꢀandꢀhowꢀtoꢀreachꢀus.ꢀHaveꢀthisꢀpageꢀ  
readyꢀwhenꢀyouꢀwantꢀtoꢀreportꢀaꢀproblem.ꢀ  
Graphic 32: System menu  
Graphic 33: About screen  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
TECHNICAL DATA  
AES/EBU Input  
SamplingꢀFrequencies:ꢀꢀ  
MaximumꢀInputꢀWordlength:ꢀ  
ChannelꢀStatusꢀData:ꢀ  
ChannelꢀStatusꢀBitsꢀ  
44.1ꢀkHz,ꢀ48.0ꢀkHz,ꢀ88.2ꢀkHzꢀorꢀ96kHzꢀ  
24ꢀBitsꢀ  
Inputꢀacceptsꢀprofessionalꢀorꢀconsumerꢀformat.ꢀ  
forwardedꢀtoꢀAES/EBUꢀoutput:ꢀ  
Connector:ꢀ  
seeꢀtableꢀbelowꢀ  
XLRꢀfemaleꢀ  
AES/EBU Output  
SamplingꢀFrequencies:ꢀꢀ  
OutputꢀWordlength:ꢀ  
Connector:ꢀ  
44.1ꢀkHz,ꢀ48.0ꢀkHz,ꢀ88.2ꢀkHzꢀorꢀ96kHzꢀ  
24ꢀBitsꢀ  
XLRꢀmaleꢀ  
AES/EBU Channel Status Data  
TheꢀDS1ꢁMK3ꢀallowsꢀtoꢀconvertꢀtheꢀincomingꢀChannelꢀStatusꢀDataꢀasꢀfollows:ꢀ  
FromꢀConsumerꢀtoꢀProfessionalꢀ  
FromꢀProfessionalꢀtoꢀConsumerꢀ  
Transparentꢀmode,ꢀi.e.ꢀChannelꢀStatusꢀDataꢀisꢀfedꢀforwardꢀtoꢀtheꢀoutputꢀwithoutꢀanyꢀconversionꢀ  
(oneꢀexception,ꢀseeꢀbelow)ꢀ  
The following tables describe how the Channel Status Data bits are generated in the various  
conversion modes.  
Output selected: Consumer format.  
Input: Consumer format.  
Output:ꢀꢀ  
Byteꢀ1:ꢀ  
Allꢀbitsꢀfedꢀforwardꢀ(transparent),ꢀexceptꢀfor:ꢀ  
Bitsꢀ0..6:ꢀ0000000ꢀ(categoryꢀcodeꢀgeneral)ꢀ  
Bitꢀ7:ꢀ1ꢀ(original)ꢀ  
Input: Professional format.  
Output:ꢀꢀ  
Byteꢀ0:ꢀ  
Bitꢀ0:ꢀ0ꢀ(consumer)ꢀ  
Bitꢀ1:ꢀ0ꢀ(audio)ꢀ  
Bitꢀ2:ꢀ1ꢀ(copyꢀallowed)ꢀ  
Bitsꢀ3,4:ꢀPreemphasisꢀaccordingꢀtoꢀinputꢀ  
Bitꢀ5:ꢀ0ꢀ(2ꢀchannelꢀmode)ꢀ  
Bitsꢀ6,7:ꢀ00ꢀ(Modeꢀ0)ꢀ  
Byteꢀ1:ꢀ  
Bitsꢀ0..6:ꢀ0000000ꢀ(categoryꢀcodeꢀgeneral)ꢀ  
Bitꢀ7:ꢀ1ꢀ(original)ꢀ  
Byteꢀ2:ꢀ  
Bitsꢀ0,1,2,3:ꢀSamplingꢀFrequencyꢀaccordingꢀtoꢀinputꢀ  
Bitsꢀ4,5:ꢀ00ꢀ(accuracyꢀgradeꢀII)ꢀ  
Bits 6,7: 00  
Bytesꢀ3..23:ꢀꢀ reservedꢀbytesꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Output selected: Professional format.  
Input: Professional format.  
Output:ꢀAllꢀbitsꢀfedꢀforwardꢀ(transparent),ꢀexceptꢀfor:ꢀ  
Byteꢀ2:ꢀ  
Bitsꢀ0,1,2:ꢀ001ꢀ(max.ꢀsampleꢀlength=ꢀ24bit)ꢀ  
Bitsꢀ3,4,5:ꢀ101ꢀ(24ꢀbitꢀwordꢀlength)ꢀ  
Bitsꢀ6,7:ꢀ00ꢀ  
Input: Consumer format.  
Output:ꢀꢀ  
Byteꢀ0:ꢀ  
Bitꢀ0:ꢀ1ꢀ(professional)ꢀ  
Bitꢀ1:ꢀ0ꢀ(audio)ꢀ  
Bitsꢀ2,3,4:ꢀPreemphasisꢀaccordingꢀtoꢀinputꢀ  
Bitꢀ5:ꢀ0ꢀ(sourceꢀfsꢀlocked)ꢀ  
Bitsꢀ6,7:ꢀSamplingꢀFrequencyꢀaccordingꢀtoꢀinputꢀ  
Byteꢀ1:ꢀ  
Bitsꢀ0,1,2,3:ꢀ0001ꢀ(twoꢀchannelꢀmode)ꢀ  
Bitsꢀ4,5,6,7:ꢀ0000ꢀ(noꢀuserꢀbitꢀencoding)ꢀ  
Byteꢀ2:ꢀ  
Bitsꢀ0,1,2:ꢀ001ꢀ(max.ꢀsampleꢀlength=ꢀ24bit)ꢀ  
Bitsꢀ3,4,5:ꢀ101ꢀ(24ꢀbitꢀwordꢀlength)ꢀ  
Bitsꢀ6,7:ꢀ00ꢀ  
Bytesꢀ3..12:Allꢀbitsꢀ0ꢀ  
Byteꢀ23:ꢀ CRCCꢀbyte  
Output selected: Transparent.  
Input: Any format.  
Output:ꢀꢀ  
Byteꢀ2:ꢀ  
Allꢀbitsꢀfedꢀforwardꢀ(transparent),ꢀexceptꢀifꢀnotꢀbypassed:ꢀ  
Bitsꢀ0,1,2:ꢀ001ꢀ(max.ꢀsampleꢀlength=ꢀ24bit)ꢀ  
Bitsꢀ3,4,5:ꢀ101ꢀ(24ꢀbitꢀwordꢀlength)ꢀ  
Bitsꢀ6,7:ꢀ00ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Power  
MainsꢀVoltage:ꢀꢀ  
110ꢀ/ꢀ220ꢀVoltsꢀwithꢀvoltageꢀselectorꢀ  
500ꢀmAꢀslowꢀblowꢀ  
40VAꢀmaxꢀ  
Fuseꢀrating:ꢀ  
PowerꢀConsumption:ꢀ  
Overload  
Numberꢀofꢀconsecutiveꢀꢀ  
overꢁsamplesꢀtoꢀcauseꢀ  
ꢀ“over”ꢀdisplay:ꢀ  
1..16ꢀsettableꢀ  
Peak Meters  
PeakꢀmetersꢀtimingꢀforꢀcompressorꢀinputꢀandꢀoutputꢀstageꢀadhereꢀtoꢀAESꢀrecommendations.ꢀ  
Parameter Table  
Overall Gain  
AllꢀnumbersꢀinꢀdB:ꢀ  
, ꢁ80.0,ꢀꢁ75.0,ꢀꢁ70.0,ꢀꢁ65.0,ꢀꢁ60.0,ꢀꢁ55.0.ꢀꢁ50.0,ꢀꢁ45.0,ꢀꢁ40.0,ꢀꢁ35.0,ꢀꢁ30.0,ꢀꢁ28.0,ꢀꢁ26.0,ꢀꢁ24.0,ꢀꢁ22.0,ꢀ  
ꢁ20.0,ꢀꢁ18.0,ꢀꢁ16.0,ꢀꢁ14.0,ꢀꢁ12.0,ꢀꢁ10.0,ꢀꢁ9.5,ꢀꢁ9.0,ꢀꢁ8.5,ꢀꢁ8.0,ꢀꢁ7.5,ꢀꢁ7.0,ꢀꢁ6.5,ꢀꢁ6.0,ꢀꢁ5.8,ꢀꢁ5.6,ꢀꢁ5.4,ꢀꢁ  
5.2,ꢀꢁ5.0,ꢀꢁ4.8,ꢀꢁ4.6,ꢀꢁ4.4,ꢀꢁ4.2,ꢀꢁ4.0,ꢀꢁ3.8,ꢀꢁ3.6,ꢀꢁ3.4,ꢀꢁ3.2,ꢀꢁ3.0,ꢀꢁ2.9,ꢀꢁ2.8,ꢀꢁ2.7,ꢀꢁ2.6,ꢀꢁ2.5,ꢀꢁ2.4,ꢀꢁ2.3,ꢀꢁ  
2.2,ꢀꢁ2.1,ꢀꢁ2.0,ꢀꢁ1.9,ꢀꢁ1.8,ꢀꢁ1.7,ꢀꢁ1.6,ꢀꢁ1.5,ꢀꢁ1.4,ꢀꢁ1.3,ꢀꢁ1.2,ꢀꢁ1.1,ꢀꢁ1.0,ꢀꢁ0.9,ꢀꢁ0.8,ꢀꢁ0.7,ꢀꢁ0.6,ꢀꢁ0.5,ꢀꢁ0.4,ꢀꢁ  
0.3,ꢀꢁ0.2,ꢀꢁ0.1,ꢀꢀ0.0,ꢀ0.1,ꢀ0.2,ꢀ0.3,ꢀ0.4,ꢀ0.5,ꢀ0.6,ꢀ0.7,ꢀ0.8,ꢀ0.9,ꢀ1.0,ꢀ1.1,ꢀ1.2,ꢀ1.3,ꢀ1.4,ꢀ1.5,ꢀ1.6,ꢀ1.7,ꢀ1.8,ꢀ  
1.9,ꢀ2.0,ꢀ2.1,ꢀ2.2,ꢀ2.3,ꢀ2.4,ꢀ2.5,ꢀ2.6,ꢀ2.7,ꢀ2.8,ꢀ2.9,ꢀ3.0,ꢀ3.2,ꢀ3.4,ꢀ3.6,ꢀ3.8,ꢀ4.0,ꢀ4.2,ꢀ4.4,ꢀ4.6,ꢀ4.8,ꢀ5.0,ꢀ  
5.2,ꢀ5.4,ꢀ5.6,ꢀ5.8,ꢀ6.0,ꢀ6.5,ꢀ7.0,ꢀ7.5,ꢀ8.0,ꢀ8.5,ꢀ9.0,ꢀ9.5,ꢀ10.0ꢀ  
Bandwidth  
Allꢀnumbersꢀareꢀfractionsꢀofꢀoctaves:ꢀ  
1/6,ꢀ1/3,ꢀ½,ꢀ2/3,ꢀ5/6,ꢀ1,ꢀ11/6,ꢀ1ꢀ1/3,ꢀ1ꢀ½,ꢀ1ꢀ2/3,ꢀ1ꢀ5/6,ꢀ2,ꢀ2ꢀ1/6,ꢀ2ꢀ1/3,ꢀ2ꢀ½,ꢀ2ꢀ2/3,ꢀ2ꢀ5/6,ꢀ3,ꢀ3ꢀ1/6,ꢀ3ꢀ  
1/3,ꢀ3ꢀ½,ꢀ3ꢀ2/3,ꢀ3ꢀ5/6,ꢀ4,ꢀ4ꢀ1/6,ꢀ4ꢀ1/3,ꢀ4ꢀ½,ꢀ4ꢀ2/3,ꢀ4ꢀ5/6,ꢀ5,ꢀ5ꢀ1/6,ꢀ5ꢀ1/3,ꢀ5ꢀ½,ꢀ5ꢀ2/3,ꢀ5ꢀ5/6,ꢀ6,ꢀ6ꢀ1/6,ꢀ6ꢀ  
1/3,ꢀ6ꢀ½,ꢀ6ꢀ2/3,ꢀ6ꢀ5/6,ꢀ7,ꢀ7ꢀ1/6,ꢀ7ꢀ1/3,ꢀ7ꢀ½,ꢀ7ꢀ2/3,ꢀ7ꢀ5/6,ꢀ8.ꢀ  
Frequency  
AllꢀnumbersꢀareꢀHertzꢀandꢀareꢀeitherꢀcenterꢀorꢀcutoffꢀfrequency:ꢀ  
41,ꢀ44,ꢀ46,ꢀ49,ꢀ52,ꢀ55,ꢀ58,ꢀ62,ꢀ65,ꢀ69,ꢀ73,ꢀ78,ꢀ82,ꢀ87,ꢀ92,ꢀ98,ꢀ104,ꢀ110,ꢀ117,ꢀ123,ꢀ131,ꢀ139,ꢀ147,ꢀ156,ꢀ  
165,ꢀ175,ꢀ185,ꢀ196,ꢀ208,ꢀ220,ꢀ277,ꢀ294,ꢀ311,ꢀ330,ꢀ349,ꢀ370,ꢀ392,ꢀ415,ꢀ440,ꢀ466,ꢀ494,ꢀ523,ꢀ554,ꢀ587,ꢀ  
622,ꢀ659,ꢀ698,ꢀ740,ꢀ784,ꢀ831,ꢀ880,ꢀ932,ꢀ988,ꢀ1050,ꢀ1110,ꢀ1170,ꢀ1240,ꢀ1320,ꢀ1400,ꢀ1480,ꢀ1570,ꢀ1660,ꢀ  
1760,ꢀ1860,ꢀ1980,ꢀ2090,ꢀ2220,ꢀ2350,ꢀ2490,ꢀ2640,ꢀ2790,ꢀ2960,ꢀ3140,ꢀ3320,ꢀ3520,ꢀ3730,ꢀ3950,ꢀ4190,ꢀ  
4430,ꢀ4700,ꢀ4980,ꢀ5270,ꢀ5590,ꢀ5920,ꢀ6270,ꢀ6640,ꢀ7040,ꢀ7460,ꢀ7900,ꢀ8370,ꢀ8870,ꢀ9400,ꢀ9960,ꢀ10500,ꢀ  
11200,ꢀ11800,ꢀ12500,ꢀ13300,ꢀ14100,ꢀ14900,ꢀ15800,ꢀ16700,ꢀ17700ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Attack, Release Delay, Release Fast & Slow, Average, RMS, Preview (when applicable):  
Allꢀnumbersꢀareꢀinꢀseconds:ꢀ  
20µ,ꢀ40µ,ꢀ60µ,ꢀ80µ,ꢀ100µ,ꢀ125µ,ꢀ160µ,ꢀ200µ,ꢀ250µ,ꢀ315µ,ꢀ400µ,ꢀ500µ,ꢀ630µ,ꢀ800µ,ꢀ1m,ꢀ1.25m,ꢀ1.60m,ꢀ  
2.00m,ꢀ2.50m,ꢀ3.15m,ꢀ4.00m,ꢀ5.00m,ꢀ6.30m,ꢀ8.00m,ꢀ10.0m,ꢀ12.5m,ꢀ16.0m,ꢀ20.0m,ꢀ25.0m,ꢀ31.5m,ꢀ  
40.0m,ꢀ50.0m,ꢀ63.0m,ꢀ80.0m,ꢀ100m,ꢀ125m,ꢀ160m,ꢀ200m,ꢀ250m,ꢀ315m,ꢀ400m,ꢀ500m,ꢀ630m,ꢀ800m,ꢀ1,ꢀ  
1.25,ꢀ1.60,ꢀ2.00,ꢀ2.50,ꢀ3.15,ꢀ4.00,ꢀ5.00,ꢀ6.30,ꢀ8.00ꢀ  
µꢀ=ꢀ10ꢁ6ꢀ  
mꢀ=ꢀ10ꢁ3ꢀ  
Soft-knee:  
0.0,ꢀ0.1,ꢀ0.2,ꢀ0.3,ꢀ0.4,ꢀ0.5,ꢀ0.6,ꢀ0.7,ꢀ0.8,ꢀ0.9,ꢀ1.0ꢀ  
Threshold:  
AllꢀnumbersꢀareꢀinꢀdB:ꢀ  
0,ꢀꢁ1,ꢀꢁ2,ꢀꢁ3,ꢀꢁ4,ꢀꢁ5,ꢀꢁ6,ꢀꢁ7,ꢀꢁ8,ꢀꢁ9,ꢀꢁ10,ꢀꢁ11,ꢀꢁ12,ꢀꢁ13,ꢀꢁ14,ꢀꢁ15,ꢀꢁ16,ꢀꢁ17,ꢀꢁ18,ꢀꢁ19,ꢀꢁ20,ꢀꢁ21,ꢀꢁ22,ꢀꢁ23,ꢀꢁ  
24,ꢀꢁ25,ꢀꢁ26,ꢀꢁ27,ꢀꢁ28,ꢀꢁ29,ꢀꢁ30,ꢀꢁ31,ꢀꢁ32,ꢀꢁ33,ꢀꢁ34,ꢀꢁ35,ꢀꢁ36,ꢀꢁ37,ꢀꢁ38,ꢀꢁ39,ꢀꢁ40,ꢀꢁ41,ꢀꢁ42,ꢀꢁ43,ꢀꢁ44,ꢀꢁ45,ꢀ  
ꢁ46,ꢀꢁ47,ꢀꢁ48,ꢀꢁ49,ꢀꢁ50,ꢀꢁ51,ꢀꢁ52,ꢀꢁ53,ꢀꢁ54,ꢀꢁ55,ꢀꢁ56,ꢀꢁ57,ꢀꢁ58,ꢀꢁ59,ꢀꢁ60ꢀ  
Ratio:  
1:5.00,ꢀ1:4.95,ꢀ1:4.90,ꢀ1:4.85,ꢀ1:4.80,ꢀ1:4.75,ꢀ1:4.70,ꢀ1:4.65,ꢀ1:4.60,ꢀ1:4.55,ꢀ1:4.50,ꢀ1:4.45,ꢀ1:4.40,ꢀ  
1:4.35,ꢀ1:4.30,ꢀ1:4.25,ꢀ1:4.20,ꢀ1:4.15,ꢀ1:4.10,ꢀꢀ1:4.05,ꢀ1:4.00,ꢀ1:3.95,ꢀ1:3.90,ꢀ1:3.85,ꢀ1:3.80,ꢀ1:3.75,ꢀ  
1:3.70,ꢀ1:3.65,ꢀ1:3.60,ꢀ1:3.55,ꢀ1:3.50,ꢀ1:3.45,ꢀ1:3.40,ꢀ1:3.35,ꢀ1:3.30,ꢀ1:3.25,ꢀ1:3.20,ꢀꢀ1:3.15,ꢀ1:3.10,ꢀ  
1:3.05,ꢀ1:3.00,ꢀ1:2.95,ꢀ1:2.90,ꢀ1:2.85,ꢀ1:2.80,ꢀ1:2.75,ꢀ1:2.70,ꢀ1:2.65,ꢀ1:2.60,ꢀ1:2.55,ꢀ1:2.50,ꢀ1:2.45,ꢀ  
1:2.40,ꢀ1:2.35,ꢀ1:2.30,ꢀꢀ1:2.25,ꢀ1:2.20,ꢀ1:2.15,ꢀ1:2.10,ꢀ1:2.05,ꢀ1:2.00,ꢀ1:1.95,ꢀ1:1.90,ꢀ1:1.85,ꢀ1:1.80,ꢀ  
1:1.75,ꢀ1:1.70,ꢀ1:1.65,ꢀ1:1.60,ꢀ1:1.55,ꢀ1:1.50,ꢀ1:1.45,ꢀ1:1.40,ꢀꢀ1:1.35,ꢀ1:1.30,ꢀ1:1.29,ꢀ1:1.28,ꢀ1:1.27,ꢀ  
1:1.26,ꢀ1:1.25,ꢀ1:1.24,ꢀ1:1.23,ꢀ1:1.22,ꢀ1:1.21,ꢀ1:1.20,ꢀ1:1.19,ꢀ1:1.18,ꢀ1:1.17,ꢀ1:1.16,ꢀ1:1.15,ꢀ1:1.14,ꢀ  
1:1.13,ꢀ1:1.12,ꢀ1:1.11,ꢀ1:1.10,ꢀ1:1.09,ꢀ1:1.08,ꢀ1:1.07,ꢀ1:1.06,ꢀ1:1.05,ꢀ1:1.04,ꢀ1:1.03,ꢀ1:1.02,ꢀ1:1.01,ꢀ  
1ꢀ:ꢀ1,ꢀ1.05:1,ꢀ1.11:1,ꢀ1.17:1,ꢀ1.25:1,ꢀꢀ1.33:1,ꢀ1.43:1,ꢀ1.54:1,ꢀ1.67:1,ꢀ1.81:1,ꢀ2.00:1,ꢀ2.22:1,ꢀ2.50:1,ꢀ  
2.86:1,ꢀ3.33:1,ꢀ4.00:1,ꢀ5.00:1,ꢀ6.66:1,ꢀ10.0:1,ꢀ20.0:1,ꢀ1000:1  
Gain Makeup:  
Scaleꢀisꢀsymmetricalꢀaroundꢀ0.0,ꢀonlyꢀpositiveꢀvaluesꢀlisted.ꢀAllꢀnumbersꢀareꢀinꢀdB:ꢀ  
0.0,ꢀ0.2,ꢀ0.4,ꢀ0.6,ꢀ0.8,ꢀ1.0,ꢀ1.2,ꢀ1.4,ꢀ1.6,ꢀ1.8,ꢀ2.0,ꢀ2.2,ꢀ2.4,ꢀ2.6,ꢀ2.8,ꢀ3.0,ꢀ3.2,ꢀ3.4,ꢀ3.6,ꢀ3.8,ꢀ4.0,ꢀ4.2,ꢀ  
4.4,ꢀ4.6,ꢀ4.8,ꢀ5.0,ꢀ5.2,ꢀ5.4,ꢀ5.6,ꢀ5.8,ꢀ6.0,ꢀ6.5,ꢀ7.0,ꢀ7.5,ꢀ8.0,ꢀ8.5,ꢀ9.0,ꢀ9.5,ꢀ10.0,ꢀ10.5,ꢀ11.0,ꢀ12.0,ꢀ13.0,ꢀ  
14.0,ꢀ15.0,ꢀ16.0,ꢀ17.0,ꢀ18.0,ꢀ19.0,ꢀ20.0,ꢀ22.0,ꢀ24.0,ꢀ26.0,ꢀ28.0,ꢀ30.0,ꢀ32.0,ꢀ34.0,ꢀ36.0,ꢀ38.0,ꢀ40.0,ꢀ45.0,ꢀ  
50.0,ꢀ55.0,ꢀ60.0ꢀ  
off,ꢀmax.ꢀ  
RMS time:  
Allꢀnumbersꢀareꢀinꢀseconds:ꢀ  
40µ,ꢀ60µ,ꢀ80µ,ꢀ100µ,ꢀ125µ,ꢀ160µ,ꢀ200µ,ꢀ250µ,ꢀ315µ,ꢀ400µ,ꢀ500µ,ꢀ630µ,ꢀ800µ,ꢀ1m,ꢀ1.25m,ꢀ1.60m,ꢀ2.00m,ꢀ  
2.50m,ꢀ3.15m,ꢀ4.00m,ꢀ5.00m,ꢀ6.30m,ꢀ8.00m,ꢀ10.0m,ꢀ12.5m,ꢀ16.0m,ꢀ20.0m,ꢀ25.0m,ꢀ31.5m,ꢀ40.0m,ꢀ  
50.0m,ꢀ63.0m,ꢀ80.0m,ꢀ100m,ꢀ125m,ꢀ160m,ꢀ200m,ꢀ250m,ꢀ315m,ꢀ400m,ꢀ500m.ꢀ  
µꢀ=ꢀ10ꢁ6,ꢀmꢀ=ꢀ10ꢁ3ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Dither  
DitheringꢀalgorithmꢀisꢀimplementedꢀusingꢀtheꢀPOWꢁRꢀsetꢀofꢀalgorithms.ꢀGraphꢀ34ꢀshowsꢀtheꢀthreeꢀalgoꢁ  
rithmsꢀatꢀ44.1kHzꢀandꢀ88.2kHzꢀsamplingꢀratesꢀeach.ꢀ  
Graph 34: Output spectrum with 80dBFS / 1kHz sine wave, dithered to 16 Bits, using the three POW-R  
algorithms at 44.1kHz and 88.2kHz respectively  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Remote  
MIDI Implementation  
System Inclusive  
Allꢀbandꢀparametersꢀplusꢀtheꢀcontrolsꢀparametersꢀareꢀremoteꢀcontrollable.ꢀEachꢀparameterꢀhasꢀitsꢀcorreꢁ  
spondingꢀMIDIꢀcontrollerꢀnumber.ꢀ  
Accordingꢀtoꢀtheꢀdifferentꢀparameters,ꢀtheꢀcontrollersꢀareꢀlimitedꢀinꢀtheirꢀrange.ꢀInvalidꢀvaluesꢀareꢀreꢁ  
placedꢀbyꢀtheꢀmaximumꢀallowableꢀvalue.ꢀFollowingꢀisꢀaꢀlistꢀofꢀtheꢀsupportedꢀMIDIꢀcommands:ꢀ  
Action  
MIDI  
Message  
Status Byte Data Byte(s)  
Comment  
RestoreꢀSnapshotꢀ  
ProgramꢀChangeꢀ  
1100ꢀccccꢀ  
0pppꢀppppꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(ppppppp)ꢀNewꢀProgꢀNo:ꢀ0ꢀꢁꢀ127ꢀ  
CenterꢀFrequencyꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000000ꢀ($00)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ105ꢀ  
0vvvꢀvvvvꢀ  
Bandwidthꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000001($01)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ48ꢀ  
0vvvꢀvvvvꢀ  
FilterꢀModeꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000010ꢀ($02)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀlimiter,ꢀ1=ꢀBandpass,ꢀꢀ  
2ꢀ=ꢀLowpass,ꢀ3ꢀ=ꢀHipassꢀ  
PreviewꢀDelayꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000011ꢀ($03)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ32ꢀ  
0vvvꢀvvvvꢀ  
Attackꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000100ꢀ($04)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ43ꢀ  
0vvvꢀvvvvꢀ  
ReleaseꢀDelayꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000101ꢀ($05)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
ReleaseꢀFastꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000110ꢀ($06)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
Averageꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000111ꢀ($07)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
ReleaseꢀSlowꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001000ꢀ($08)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
SoftꢀKneeꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001001ꢀ($09)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ10ꢀ  
0vvvꢀvvvvꢀ  
GainꢀMakeupꢀModeꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001010ꢀ($0A)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀoff,ꢀ1ꢀ=ꢀmanual,ꢀ2=ꢀmaximumꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Ratioꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001011ꢀ($0B)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ124ꢀ  
Thresholdꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001100ꢀ($0C)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ60ꢀ  
0vvvꢀvvvvꢀ  
GainꢀMakeupꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001101ꢀ($0D)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ126ꢀ  
0vvvꢀvvvvꢀ  
Gainꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001110ꢀ($0E)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ127ꢀ  
0vvvꢀvvvvꢀ  
OutputꢀGainꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001111ꢀ($0F)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ127ꢀ  
0vvvꢀvvvvꢀ  
ParallelꢀModeꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($10)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
RMSꢀtimeꢀ1ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($11)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ41ꢀ  
0vvvꢀvvvvꢀ  
CenterꢀFrequencyꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000000ꢀ($12)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ105ꢀ  
0vvvꢀvvvvꢀ  
Bandwidthꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000001($13)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ48ꢀ  
0vvvꢀvvvvꢀ  
FilterꢀModeꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000010ꢀ($14)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀlimiter,ꢀ1=ꢀBandpass,ꢀ  
2ꢀ=ꢀLowpass,ꢀ3ꢀ=ꢀHipassꢀ  
PreviewꢀDelayꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000011ꢀ($15)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ32ꢀ  
0vvvꢀvvvvꢀ  
Attackꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000100ꢀ($16)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ43ꢀ  
0vvvꢀvvvvꢀ  
ReleaseꢀDelayꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000101ꢀ($17)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
ReleaseꢀFastꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000110ꢀ($18)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
Averageꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00000111ꢀ($19)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
ReleaseꢀSlowꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001000ꢀ($1A)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ53ꢀ  
0vvvꢀvvvvꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
SoftꢀKneeꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001001ꢀ($1B)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ10ꢀ  
GainꢀMakeupꢀModeꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001010ꢀ($1C)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀoff,ꢀ1ꢀ=ꢀmanual,ꢀ2=ꢀmaximumꢀ  
Ratioꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001011ꢀ($1D)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ124ꢀ  
0vvvꢀvvvvꢀ  
Thresholdꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001100ꢀ($1E)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ60ꢀ  
0vvvꢀvvvvꢀ  
GainꢀMakeupꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001101ꢀ($1F)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀꢁꢀ126ꢀ  
0vvvꢀvvvvꢀ  
Gainꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001110ꢀ($20)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ127ꢀ  
0vvvꢀvvvvꢀ  
OutputꢀGainꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00001111ꢀ($21)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ127ꢀ  
0vvvꢀvvvvꢀ  
ParallelꢀModeꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($22)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
RMSꢀtimeꢀ2ꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($23)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ41ꢀ  
0vvvꢀvvvvꢀ  
SafetyꢀLimiterꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($24)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
M/SꢀModeꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($25)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
CHꢀnumberꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($26)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
Gangedꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($27)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
SidechainꢀLinkꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010000ꢀ($28)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0ꢀ–ꢀ1ꢀ  
0vvvꢀvvvvꢀ  
Bypassꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010010ꢀ($29)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀoff,ꢀ1ꢀ=ꢀonꢀ  
0vvvꢀvvvvꢀ  
AꢁBꢀSelectꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010011ꢀ($2A)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀWSꢀA,ꢀ1ꢀ=ꢀWSꢀBꢀ  
0vvvꢀvvvvꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Monitorꢀ  
ControlꢀChangeꢀ  
1011ꢀccccꢀ  
00010100ꢀ($2B)ꢀ  
(cccc)ꢀChannelꢀNo.ꢀ  
0vvvꢀvvvvꢀ  
(vvvvvvv)ꢀNewꢀValue:ꢀ  
0=ꢀoff,ꢀ1ꢀ=ꢀonꢀ  
SystemꢀResetꢀ  
1111ꢀ1111ꢀ  
ꢁꢀ  
RecallꢀSnapshotꢀ0ꢀtoꢀWSꢀAꢀ  
System Exclusive  
Snapshotꢀformat:ꢀ  
Bytecount Value  
Description  
1ꢀ  
F0ꢀ  
Sysexꢀ  
Headerꢀ  
2ꢀ  
00ꢀ  
Manufacturer'sꢀIDꢀ  
Manufacturer'sꢀIDꢀ  
Manufacturer'sꢀIDꢀ  
3ꢀ  
30ꢀ  
4ꢀ  
5Aꢀ  
5ꢀ  
08ꢀ  
ModelꢀꢀID:ꢀ$0Cꢀ=ꢀGambitꢀDS1ꢁMK3ꢀ  
DeviceꢀID:ꢀꢁ>ꢀMidiꢀchannelꢀnumberꢀ  
messageꢀ=ꢀSnapshotꢀdumpꢀ  
Packageꢀnumberꢀꢀꢀꢀ(ꢀ0..7F)ꢀ  
scaleꢀsetꢀnumberꢀ  
6ꢀ  
0000nnnnꢀ  
00000001ꢀ  
0nnnnnnnꢀ  
0nnnnnnnꢀ  
0nnnnnnnꢀ  
0cccccccꢀ  
F7ꢀ  
7ꢀ  
MessageꢀTypeꢀ1ꢀ  
8ꢀ  
Dataꢀ  
9ꢀ  
10ꢀꢁꢀ24ꢀ  
25ꢀ  
26ꢀ  
15ꢀBytesꢀofꢀSnapshotꢀdataꢀ  
Checksumꢀwithoutꢀbyteꢀoneꢀ(F0ꢀSysexꢀCommand)ꢀꢀ  
EOSꢀ  
Checksumꢀ  
EOSꢀ  
Dumpꢀrequest:ꢀ  
Bytecount Value  
Descriptionꢀ  
1ꢀ  
2ꢀ  
3ꢀ  
4ꢀ  
5ꢀ  
6ꢀ  
7ꢀ  
8ꢀ  
F0ꢀ  
Sysexꢀ  
Headerꢀ  
00ꢀ  
Manufacturer'sꢀIDꢀ  
30ꢀ  
Manufacturer'sꢀIDꢀ  
5Aꢀ  
Manufacturer'sꢀIDꢀ  
08ꢀ  
ModelꢀꢀID:ꢀ$0Cꢀ=ꢀGambitꢀDS1ꢁMK3ꢀ  
DeviceꢀID:ꢀꢁ>ꢀMidiꢀchannelꢀnumberꢀ  
messageꢀ=ꢀdumpꢀrequestꢀ  
EOSꢀ  
0000nnnnꢀ  
00000010ꢀ  
F7ꢀ  
MessageꢀTypeꢀ2ꢀ  
EOSꢀ  
Versionꢀꢀrequest:ꢀ  
Bytecount Value  
Description  
1ꢀ  
2ꢀ  
3ꢀ  
4ꢀ  
5ꢀ  
6ꢀ  
7ꢀ  
8ꢀ  
F0ꢀ  
Sysexꢀ  
Headerꢀ  
00ꢀ  
Manufacturer'sꢀIDꢀ  
30ꢀ  
Manufacturer'sꢀIDꢀ  
5Aꢀ  
Manufacturer'sꢀIDꢀ  
08ꢀ  
ModelꢀꢀID:ꢀ$0Cꢀ=ꢀGambitꢀDS1ꢁMK3ꢀ  
DeviceꢀID:ꢀꢁ>ꢀMidiꢀchannelꢀnumberꢀ  
messageꢀ=ꢀversionꢀrequestꢀ  
EOSꢀ  
0000nnnnꢀ  
00000011ꢀ  
F7ꢀ  
MessageꢀTypeꢀ3ꢀ  
EOSꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Versionꢀꢀsend:ꢀ  
Bytecount Value  
Description  
1ꢀ  
F0ꢀ  
Sysexꢀ  
Headerꢀ  
2ꢀ  
00ꢀ  
Manufacturer'sꢀIDꢀ  
Manufacturer'sꢀIDꢀ  
Manufacturer'sꢀIDꢀ  
ModelꢀꢀID:ꢀ$0Cꢀ=ꢀGambitꢀDS1ꢁMK3ꢀ  
DeviceꢀID:ꢀꢁ>ꢀMidiꢀchannelꢀnumberꢀ  
messageꢀ=ꢀsendꢀversionꢀꢀ  
OSꢀVersionꢀ  
3ꢀ  
30ꢀ  
4ꢀ  
5Aꢀ  
5ꢀ  
08ꢀ  
6ꢀ  
0000nnnnꢀ  
00000100ꢀ  
00000100ꢀ  
00000100ꢀ  
00000100ꢀ  
00000100ꢀ  
F7ꢀ  
7ꢀ  
MessageꢀTypeꢀ4ꢀ  
8ꢀ  
dataꢀ  
9ꢀ  
DSPꢀVersionꢀ  
10ꢀ  
11ꢀ  
12ꢀ  
ScaleꢀVersionꢀ  
Coeff.ꢀVersionꢀ  
EOSꢀ  
EOSꢀ  
PCꢀprogrammingꢀmode:ꢀ  
Bytecount Value  
Description  
1ꢀ  
2ꢀ  
3ꢀ  
4ꢀ  
5ꢀ  
6ꢀ  
7ꢀ  
12ꢀ  
F0ꢀ  
Sysexꢀ  
Headerꢀ  
00ꢀ  
Manufacturer'sꢀIDꢀ  
30ꢀ  
Manufacturer'sꢀIDꢀ  
5Aꢀ  
Manufacturer'sꢀIDꢀ  
08ꢀ  
ModelꢀꢀID:ꢀ$0Cꢀ=ꢀGambitꢀDS1ꢁMK3ꢀ  
DeviceꢀID:ꢀꢁ>ꢀMidiꢀchannelꢀnumberꢀ  
messageꢀ=ꢀpcꢀprogrammingꢀmodeꢀꢀ  
EOSꢀ  
0000nnnnꢀ  
00000101ꢀ  
F7ꢀ  
MessageꢀTypeꢀ5ꢀ  
EOSꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Addendum to the Manuals of the Gambit Series DS1,  
DS1-MK2 and DS1-MK3 DeEsser / Compressor / Limiter  
Thegraphsonthepagesbelowhavebeenmadetoconveyabetterunderstandingofthedynamicpaꢁ  
rametersꢀofꢀtheꢀGambitꢀDS1ꢀDeEsser/Compressor.ꢀ  
PleasealsoreadtheappropriatepagesintheDS1/DS1ꢁMK2/DS1ꢁMK3ꢀmanualꢀtoꢀhaveꢀaꢀproperꢀunderꢁ  
standingꢀofꢀtheꢀsidechainꢀprocess.ꢀ  
Theꢀtestꢀsignalꢀisꢀaꢀrepeatingꢀsineꢀwaveꢀburstꢀwithꢀaꢀcertainꢀ"on"ꢀandꢀaꢀcertainꢀ"off"ꢀlevel.ꢀTheꢀfrequencyꢀ  
ofꢀtheꢀsineꢀwaveꢀisꢀaboveꢀ10kHzꢀ(periodꢀlessꢀthanꢀ100µs),ꢀsoꢀthereꢀisꢀnoꢀinfluenceꢀofꢀtheꢀsineꢀwaveꢀfreꢁ  
quencyꢀonꢀtheꢀtimingꢀbehaviour.ꢀ  
TheꢀtableꢀbelowꢀshowsꢀtheꢀtimingꢀparametersꢀsetꢀonꢀtheꢀDS1.ꢀForꢀtheꢀstaticꢀparametersꢀaꢀthresholdꢀofꢀꢁ  
20dB,ꢀaꢀ1000:1ꢀratioꢀandꢀnoꢀsoftkneeꢀhaveꢀbeenꢀchosen.ꢀTheꢀpeakꢀ/ꢀRMSꢀtimeꢀparameterꢀwasꢀsetꢀtoꢀpeakꢀ  
measurement.ꢀ  
Figure  
1ꢀ  
Preview  
Attack  
Rel.Delay Rel.Fast Average Rel.Slow  
burst duty cycle  
bypassꢀꢀ  
2ꢀ  
20µsꢀ  
20msꢀ  
"ꢀ  
20µsꢀ  
200msꢀ  
800msꢀ  
1sꢀ  
50%ꢀ  
"ꢀ  
3ꢀ  
63msꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
4ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
200msꢀ  
"ꢀ  
5ꢀ  
"ꢀ  
"ꢀ  
5msꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
6ꢀ  
"ꢀ  
"ꢀ  
20msꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
7ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
25msꢀ  
"ꢀ  
"ꢀ  
500msꢀ  
0.5%ꢀ  
2%ꢀ  
5%ꢀ  
10%ꢀ  
0.5%ꢀ  
2%ꢀ  
5%ꢀ  
10%ꢀ  
8ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
9ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
10ꢀ  
11ꢀ  
12ꢀ  
13ꢀ  
14ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
40msꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
"ꢀ  
ꢀWeissꢀEngineeringꢀLtd.,ꢀFlorastr.ꢀ42,ꢀCHꢁ8610ꢀUsterꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Fig. 1  
Fig. 2  
Fig. 1 Bypass,ꢀthisꢀisꢀhowꢀtheꢀ50%ꢀdutycycleꢀsinewaveꢀburstꢀlooksꢀlike.ꢀXꢁaxisꢀshowsꢀtimeꢀinꢀmilliseconds,ꢀYꢁaxisꢀ  
showsꢀlinearꢀlevelꢀinꢀpercentageꢀofꢀfullꢀscale.ꢀJustꢀlikeꢀaꢀscope.ꢀ  
Fig. 2 Aꢀveryꢀshortꢀpreviewꢀtimeꢀcombinedꢀwithꢀaꢀlongꢀattackꢀtimeꢀcauseꢀanꢀovershootꢀatꢀtheꢀonstartꢀofꢀtheꢀburst.ꢀAsꢀ  
theꢀsidechainꢀreactsꢀtoꢀtheꢀinputꢀsignalꢀ(slowlyꢀbecauseꢀofꢀtheꢀlongꢀattackꢀtime)ꢀtheꢀlevelꢀofꢀtheꢀburstꢀisꢀbroughtꢀtoꢀtheꢀ  
anticipatedꢀlevel.ꢀ  
Fig. 3  
Fig. 4  
Fig. 3 Theꢀpreviewꢀtimeꢀisꢀnowꢀaboutꢀthreeꢀtimesꢀtheꢀattackꢀtime,ꢀwhichꢀgivesꢀtheꢀsidechainꢀaꢀheadstartꢀonꢀtheꢀaudioꢀ  
signal.ꢀTheꢀresultꢀisꢀaꢀproperꢀlimitingꢀwithoutꢀovershoot.ꢀ  
Fig. 4 AsꢀusefulꢀtheꢀpreviewꢀfacilityꢀinꢀFigꢀ3ꢀis,ꢀitꢀcanꢀhaveꢀanꢀunwantedꢀeffectꢀatꢀtheꢀreleaseꢀportion.ꢀAꢀrelativelyꢀ  
shortꢀreleaseꢀtimeꢀcausesꢀtheꢀreleaseꢀtoꢀshowꢀupꢀduringꢀtheꢀlastꢀmillisecondsꢀofꢀtheꢀburst.ꢀThisꢀbecauseꢀtheꢀsidechainꢀ  
"sees"ꢀtheꢀ"burstꢀoff"ꢀbeforeꢀtheꢀgainꢀstageꢀseesꢀitꢀ(previewꢀdelay),ꢀsoꢀtheꢀendꢀofꢀtheꢀburstꢀgetsꢀinfluencedꢀbyꢀtheꢀ  
release.ꢀꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Fig. 5  
Fig. 6  
Figs. 5 and 6 TheꢀeffectꢀdescribedꢀinꢀFig.ꢀ4ꢀcanꢀbeꢀeliminatedꢀwithꢀtheꢀReleaseꢀDelayꢀparameter.ꢀTheꢀreleaseꢀisꢀdeꢁ  
layedꢀforꢀaꢀcertainꢀtimeꢀandꢀthusꢀcanꢀnotꢀinfluenceꢀtheꢀendꢀofꢀtheꢀburstꢀanymore.ꢀInꢀFigꢀ5ꢀtheꢀreleaseꢀdelayꢀisꢀnotꢀ  
quiteꢀlongꢀenough,ꢀwhileꢀinꢀFig.ꢀ6ꢀthereꢀisꢀnoꢀreleaseꢀinfluenceꢀvisibleꢀanymore.ꢀ  
Fig. 7  
Fig. 8  
TheꢀfollowingꢀfiguresꢀshowꢀtheꢀeffectꢀofꢀtheꢀautomaticꢀreleaseꢀtimeꢀalgorithmꢀandꢀtheꢀAverageꢀparameter.ꢀ  
Fig. 7 Aꢀveryꢀshortꢀburstꢀduration,ꢀlikeꢀaꢀshortꢀpeakꢀinꢀtheꢀmusic.ꢀTheꢀReleaseꢀFast,ꢀAverageꢀandꢀReleaseꢀSlowꢀpaꢁ  
rametersꢀareꢀsetꢀtoꢀtypicalꢀvalues.ꢀFig.ꢀ7ꢀshowsꢀthatꢀafterꢀaꢀshortꢀpeakꢀtheꢀReleaseꢀFastꢀtimeꢀisꢀchosen,ꢀsoꢀthatꢀtheꢀ  
shortꢀpeakꢀdoesꢀnotꢀhaveꢀmuchꢀinfluenceꢀonꢀtheꢀprogrammeꢀafterꢀit.ꢀ  
Fig. 8 Theꢀburstꢀisꢀnowꢀlongerꢀwhichꢀgivesꢀitꢀmoreꢀinfluenceꢀonꢀtheꢀaverageꢀmeasurementꢀ(averagingꢀoftꢀheꢀsignal).ꢀ  
FirstꢀthereꢀisꢀaꢀReleaseꢀFastꢀportionꢀfollowedꢀbyꢀaꢀshortꢀsegmentꢀofꢀReleaseꢀSlow.ꢀ  
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OPERATING INSTRUCTIONS FOR GAMBIT DE-ESSER/COMPRESSOR DS1-MK3  
TECHNICAL DATA  
Fig. 9  
Fig. 10  
Fig. 9 Theꢀburstꢀisꢀevenꢀlonger,ꢀcausingꢀaꢀlongerꢀReleaseꢀSlowꢀportion.ꢀꢀ  
Fig. 10 Stillꢀlongerꢀburst,ꢀwithꢀevenꢀlongerꢀReleaseꢀSlowꢀportion.ꢀ  
Fig. 11  
Fig. 12  
Figs. 11 to 14 ForꢀtheseꢀfiguresꢀtheꢀAverageꢀtimeꢀisꢀrelativelyꢀshort,ꢀcausingꢀtheꢀaverageꢀmeasurementꢀvalueꢀtoꢀ  
followꢀtheꢀpeakꢀmeasurementꢀmoreꢀquicklyꢀthanꢀwithꢀFig.ꢀ7ꢀtoꢀ10.ꢀTheꢀeffectꢀisꢀthatꢀdependingꢀonꢀtheꢀburstꢀlength,ꢀ  
thereꢀisꢀnotꢀthatꢀmuchꢀofꢀanꢀinfluenceꢀofꢀtheꢀReleaseꢀSlowꢀparameterꢀasꢀitꢀwasꢀwithꢀfiguresꢀ7ꢀtoꢀ10.ꢀ  
Fig. 13  
Fig. 14ꢀ  
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