Playing and editing Programs
46
2. SelecttheWaveformparameter.
3. UsetheIncorDecbuttonstoscrollthrough
thedifferentwaveforms,andlookattheirshapes
inthegraphicdisplay.
Thereareanumberofwaveformstochoosefrom.Each
aresuitedtodifferentapplications:
• TriangleandSinearetheclassicLFOshapesfor
vibrato,tremolo,panning,andfilterwaheff
e
cts.
• Squareisusefulforgatedfilterandampeffects,
andcreatesapolicesireneffectwhenmodulating
pitch.
•TheGuitarwaveformisdesignedespeciallyfor
guitarvibrato,sinceitbendsonlyupwardsfrom
thebasevalue.
• SawandExponentialSawDownaregoodfor
rhythmicfilterandampe
ffects.
• Random1
(S/H)createstheclassicsample‐and‐
holdeffect,whichisgreatformodulatinga
resonantfilter.
4. Afterlookingatthedifferentwaveforms,select
Triangle.
5. SelecttheShapeparameter,andusetheVA LU E
slidertomovethroughitsdifferentsettings,from‐
99to+99.
Noticehowtheshapeofthewa
veformbeco
mesmore
curved,andhow‐99emphasizesthelowerpartofthe
shape,and+99emphasizestheupperpart.
6. SelecttheStartPhaseparameter,andusethe
VA LU E slidertosweepthroughitsrangeof
values.
Noticehowthewaveformshiftsfromsidetoside.
Amongotherthings,thisletsyo
uoffset
theLFOsfrom
oneanotherintime,whichcancreateinteresting
organiceffects.
7. UsetheFrequencyparametertosetthespeedof
theLFO.
8. UsetheFadeandDelaysettingstocontroltheway
theLFOsoundsatthebeginningofthenote.
FormoreinformationonLFOs,see“ProgramP5:LFO”
onpage
92oftheParameterGuide.
AlloftheseparameterscontrolthewaythattheLFO
itselfworks.InorderfortheLFOtoactuallyaffectthe
sound,youcanusethe dedicatedLFOroutingsonthe
Filter,Pitch,andAmppages,orusetheLFOsasAMS
sourcesforawideva
rietyofparameters.
Frequency Modulation
AMScanbeusedtovarytheLFOspeed.Thisletsyou
changetheLFOspeedbyoperatingacontroller,orby
theEGorKeyboardTracksettings.
MIDI/Tempo Sync.
IfMIDI/TempoSyncischecked,theFrequency
settingwillbeignored,andtheLFOwillsynchronize
tothesystemtempo,assetbytheTEMPOknobor
externalMIDIclocks.
Thisletsyouproducevibrato,wah,auto‐pan,or
tremoloeffectsthatlocktotheDrumTrack,KARMA,
WaveSequences,theinte
rnalsequencer,orexternal
MIDIsequencers.
EGs (Envelope Generators)
Anenvelopecreatesamodulationsignalbymoving
fromoneleveltoanotheroveraspecifiedtime,and
thenmovingtoanotherleveloveranotherperiodof
time,andsoon.
TheHD‐1includesthreeEGs,forPitch,Filter,and
Amp.Theseproducetime‐varyingchangesinpitch,
tone,andvolumerespectively.Theycanalsobeusedto
modulateanumberofotherProgramparametersvia
AMS.
Level
Time
Attack Time
Decay Time
Slope Time
Release Time
Attack Level
Start Level
Sustain Level
Break Level
note-on note-off
Release Level