Kurzweil PC3K8 Spécifications télécharger pdf (Page 97)

Program Mode

The LFO Page

6-39

Minimum Rate

ThisistheslowestrateatwhichtheLFOruns.WhenitsRateControlissettoOFF,orwhenthe

controlsourceassignedtoitisatitsminimum,theLFOrunsatitsminimumrate.Aspreviously

mentioned,thevalues1/4note,1/8note,1/8triplet,and1/16

notesynctheMinimumRatewith

thePC3K’ssystemtempo.Ofcourse,ifyouchoosetotemposyncyourLFO,thentheLFOrateis

fixed,andyoucanspecifyneitherMaximumRatenorRateControl.Thedisplaychangesthusly:

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,since

globalLFOsstartrunningassoonastheprogramcontaining

themisselected,evenifyoudon’tplayanynotes.

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Commentaires sur ces manuels

Chrisalomo 26 Apr 2024 | 04:31:38

Hello, im noob :)

ChrisNak 26 Apr 2024 | 23:13:29

Hello, im noob :)

Kurzweil PC3K8 Spécifications Page 97

Commentaires sur ces manuels

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