Specifications

Program Mode
The Program Editor
6-43
Maximum Rate
ThisisthefastestpossibleratefortheLFO.WhenitsRateControlissettoON,orwhenthe
controlsourceassignedtoitisatitsmaximum,theLFOrunsatitsmaximumrate.
Rate Control
AssignanycontrolsourceinthelisttomodulatetheLFO’sratebetweenits
minimumand
maximum.AcontinuouscontrolliketheModWheelisanaturalchoice,enablingyoutogetjust
aboutanyratebetweenminimumandmaximum.Butyoucanuseaswitchcontroltoo,toget
justtheminimumormaximumwithnothinginbetween.AssigningMPress(aftertouch)asthe
ratecontrolforanLFOvibratogivesyouaneasywaytoincreasethevibratorateinrealtime,as
youcanonmanyacousticinstruments.
LFO Shape
TheshapeoftheLFOwaveformdeterminesthenatureofitseffectonthesignalitsmodulating.
Aneasywaytochecktheeffectsofthe
differentLFOshapesistosetLFO1asthevalueforthe
Src1parameteronthePITCHpage,andsettheDepthforSrc1to400centsorso.Thengotothe
LFOpage,settheMinandMaxratesforLFO1at0.00 Hzand4.00 Hzorso,and
settheRate
controltoMWheel.NowplayyourMIDIcontrollerandyou’llheartheLFO’sratechangewhen
youmoveitsModWheel.SelectdifferentLFOShapesandcheckouttheeffectonthepitch.
LFO Phase
UsethisparametertodeterminethestartingpointoftheLFO’scycle.Onecomplete
cycleofthe
LFOis360degrees.0degreesphasecorrespondstoacontrolsignalvalueof0,becoming
positive.Each90‐degreeincrementinthephaserepresentsaquarter‐cycleoftheLFO.
WhenanLFOislocal,thephaseparametergivesyoucontroloverthestartingpointofthe
LFO
foreachnote(forexample,youcouldmakesureeveryvibratostartedbelowthepitchyou
playedinsteadofatthepitchyouplayed).TheLFO’sphasealsoaffectsglobal LFOs,although
it’softenindistinguishable,si nceglobalLFOsstartrunningassoonastheprogramcontaining
themisselected,even
ifyoudon’tplayanynotes.
The ASR Page
ASRsarethree‐sectionunipolarenvelopes—attack,sustain,andrelease.ThePC3LE’sASRscan
betriggeredbyaprogrammablecontrolsource,andcanbedelayed.ASR1isalwaysalocal
control.ASR2islocalbydefault,butbecomesglobaliftheGlobalsparameterontheCOMMON
pageissettoOn.
ASRsarefrequently usedtorampthedepthofpitchoramplitudeinavibrato
ortremolo,enablingdelaysinthoseeffects.TheASRpageconsistsoftworowsoffive
parameters,onerowforeachoftheASRs.