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Doppler, Scratch, Effects – KORG Pa300 Arranger User Manual

Page 312: Modulation and pitch shift (mod./p.shift), A: lfo mode a: src b: lfo sync, E: pitch depth, F: pan depth

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308

Effects

Modulation and Pitch Shift (Mod./P.Shift)

42: Doppler

This effect simulates the “Doppler effect” of a moving sound
with a changing pitch, similar to the siren of an passing ambu-
lance. Mixing the effect sound with the dry sound will create a
unique chorus effect.

a: LFO Mode
a: Src
b: LFO Sync

The “LFO Mode” parameter switches LFO operation mode.
When Loop is selected, the Doppler effect will be created repeat-
edly. If “LFO Sync” is set to On, the LFO will be reset when the
modulation source specified with the “Src” parameter is turned
on.

When “LFO Mode” is set to 1-Shot, the Doppler effect is created
only once when the modulation source specified in the “Src”
field is turned on. At this time if you do not set the “Src” param-
eter, the Doppler effect will not be created, and no effect sound
will be output.

The effect is off when a value for the modulation source specified for
the “Src” parameter is smaller than 64, and the effect is on when the
value is 64 or higher. The Doppler effect is triggered when the value
changes from 63 or smaller to 64 or higher.

e: Pitch Depth

With the Doppler effect, the pitch is raised when the sound
approaches, and the pitch is lowered when the sound goes away.
This parameter sets this pitch variation.

f: Pan Depth

This parameter sets the width of the stereo image of the effect
sound. With larger values, the sound seems to come and go from
much further away. With positive values, the sound moves from
left to right; with negative values, the sound moves from right to
left.

43: Scratch

This effect is applied by recording the input signal and moving
the modulation source. It simulates the sound of scratches you
can make using a turntable.

a

LFO Mode

Loop, 1-Shot

Switches LFO operation mode

Src

Off...Tempo

Selects the modulation source of
LFO reset

b

LFO Sync

Off, On

Switches between LFO reset on and
off when LFO Mode is set to Loop

c

LFO Frequency
[Hz]

0.02...20.00

Sets the speed of the LFO

Src

Off...Tempo

Selects a modulation source for LFO
speed

Amt

–20.00...
+20.00

Sets the modulation amount of LFO
speed

d

MIDI Sync

Off, On

When this is on, the LFO speed is set
by BPM, Base Note, and Times,
instead of Frequency

BPM

MIDI,
40.00...
300.00

MIDI syncs to the system tempo; 40–
300 sets the tempo manually for this
individual effect

Base Note

r...w

Selects the type of notes that
specify the LFO speed

Times

x1...x32

Sets the number of notes that
specify the LFO speed

e

Pitch Depth

0...100

Sets the pitch variation of the
moving sound

Src

Off...Tempo

Selects the modulation source of
pitch variation

Amt

–100...+100

Sets the modulation amount of
pitch variation

f

Pan Depth

–100...+100

Sets the panning of the moving
sound

Src

Off...Tempo

Selects the modulation source of
panning

Amt

–100...+100

Sets the modulation amount of
panning

g

Wet/Dry

Dry, 1:99...99:1,
Wet

Balance between the wet and dry
signal

Src

Off...Tempo

Table , “Dynamic Modulation
sources,” on page 283

Amt

–100...+100

Amount of modulation source

Left

Right

FX Amt

FX Amt

FX Amt = 100: Mono In - Stereo Out / FX Amt = 0: Stereo In - Stereo Out

Pan Depth

D

-mod

+

Trigger

LFO Mode = 1-Shot

Doppler

LFO

a

Scratch Source Off...Tempo

Selects the modulation source for
simulation control

b

Response

0...100

Sets the speed of the response to
the Scratch Src

c

Envelope
Select

D-mod, Input

Selects whether the start and end of
recording is controlled via the
modulation source or the input
signal level

Src

Off...Tempo

Selects the modulation source that
controls recording when Envelope
Select is set to D-mod

d

Threshold

0...100

Sets the recording start level when
Envelope Select is set to Input

e

Response

0...100

Sets the speed of the response to
the end of recording

f

Direct Mix

Always On,
Always Off,
Cross Fade

Selects how a dry sound is mixed

g

Wet/Dry

Dry, 1:99...99:1,
Wet

Balance between the wet and dry
signal

Src

Off...Tempo

Table , “Dynamic Modulation
sources,” on page 283

Amt

–100...+100

Amount of modulation source

Pitch

H

ig

h

e

r

Doppler - Pitch / Pan Depth

L

o

w

e

r

Original Pitch

Left

Center

Right

Pitch Depth

Pan Depth

< < < < < <<<<<< >>>>>> > > > > >

Volume

Louder

Louder

Pan Depth
= (–) value

Pan Depth
= (+) value

Input

D-mod

Envelope Select

D

-mod

Envelope Control

Left

Right

FX Amt

FX Amt

FX Amt = 100: Mono In - Mono Out / FX Amt = 0: Stereo In - Stereo Out

+

Scratch

Direct

Mix

D

-mod

Rec Control

Scratch