User Manual

Setup Mode
The ARPEGGIATOR & ARPEGGIATOR 2 (ARP1, ARP2) Pages
7-47
BipolarstartsoutthesamewayasUnipolar,butduringdownwardnoteshifting,itcontinues
pasttheoriginalpitchuntilithitstheshiftlimitintheoppositedirection,whereitreversesagain.
FloatResaddsabitofapparentrandomnesstotheprocess.“Float”meansthatwhenthe
Arpeggiatorreaches
theshiftlimit,itresets—butnottoitsoriginalpitchaswithplainReset.
LikeUnipolarandBipolar,itlooksatthefirstnotethatwouldexceedtheshiftlimit,and
calculatestheintervalbetweenthatnoteandtheshiftlimit.Itthenrestartsthecycleoflatched
notes,transposing
theentirecyclebytheintervalitjustcalculated,thenshiftingeach
subsequentcyclebythevalueofShiftAmount,untilitreachestheshiftlimitagain.
Here’saverysimpleexample.Supposethat theonlynote intheArpeggiatorcycleis C4,Shift
Amountis 4(athird),andShiftLimitis
7(sonoteswon’tgetshiftedaboveG4).TheArpeggiator
playsC4,thenE4.ThenextnoteshouldbeG
#
4,butthat’sabovetheshiftlimit—sothePC3K
calculatesthedifferencebetweenthatG
#
4andtheshiftlimit(G4):onesemitone.Itaddsthat
differencetotheoriginalstartingnote(C4)andplaysthatnotenext—C
#
4.Thenextnote(F4)is
withintheshiftlimit,butthenextnote(A4)isn’t,soitgetstranslatedintoD4—andsoon.
FloatUniusesthesameconceptandappliesittoUnipolarmode:whentheArpeggiatorreaches
theshiftlimit,itcalculatesthedifferencebetweenthenextnote
andthelimit,andtransposesthe
nextcycleofnotesdownbythatinterval,thenshiftseachsubsequentcycledownuntilitreaches
theoriginalpitch.FloatBipissimilartoFloatUni,butthedownwardshiftlimitisn’tthe
originalpitch,it’sthenegativeoftheShiftLimitvalue.
The
Arpeggiatorcanbealotoffun,evenifyoudon’talwaysunderstandexactlywhatit’sdoing.
Keepinmindthatthestrangerthealgorithmyousetup,themoreunlikelythenoteswillstay
closetoonekey,soifyouwanttocreatesomethingthat’sgoingtosound
atalldiatonic,keepit
simple.
Shift Pattern (ShiftPatt)
ShiftPattengagesastepsequencerforarpeggiatornotepatterns.Theinputtednotenumberof
eachplayedkeyisshiftedaccordingtoasequencedpattern,thus“ShiftPattern.”ThePC3Khas
preprogramedshiftpatternsincludingmanyusefulchords,intervals,andrhythms.Youcan
alsocreate
yourowncustomshiftpatterns(seebelowfordetails.)Eachpatterncanhaveupto48
7 ST (G4)
C4, D
#
4, F
#
4, E4, C
#
4, D
#
4, …
Last upward note before shift limit
is F#4, next upward note would be
A4, which is 2 ST from shift limit
(G4); therefore first downward note
is E4 (2 ST below last upward note)
8 ST (G
#
4) C4, D
#
4, F
#
4,
F4, D4,
D
#
4, …
A4 is 1 ST from shift limit, therefore
first downward note is F4 (1 ST
lower than last upward note)
9 ST (A4)
C4, D
#
4, F
#
4, A4 F
#
4, D
#
4, C4,
D#4, …
All symmetrical again; now A4 is
within shift limit
10 ST (A#4)
C4, D
#
4, F
#
4, A4, G4, E4, C
#
4, D
#
4, …
Next upward note would be C5,
which is 2 ST from shift limit
11 ST (B4)
C4, D
#
4, F
#
4, A4, G
#
4, F4, D4, D
#
4, …
C5 is 1 ST from shift limit
12 ST (C5)
C4, D
#
4, F
#
4, A4, C5, A4, F
#
4, D
#
4, C4,
D#4, … Symmetrical again, including C5
Shift Limit
Resulting Arpeggiation (When LimitOption is Unipolar)
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