Korg TONEWORKS Pandora PX4A Owner's Manual page 34

PITCH1...3 Pitch shifter (PITCH1, 2, 3 differ in the level of the effect). Amount of pitch shift (-24, -17, -12...
DRONE1 A drone effect that adds a continuous pitch similar to that
of a tambura, an instrument of India (soft effect level)
DRONE2 A drone effect that adds a continuous pitch similar to that
of a tambura, an instrument of India (strong effect level)
FILTER Fixed filter effect.
FILTUP1 A positive-polarity auto-wah designed for acoustic guitar
(soft resonance)
FILTUP2 A positive-polarity auto-wah designed for acoustic guitar (strong
resonance)
FILTDWN1 A negative-polarity auto-wah designed for acoustic guitar
(soft resonance)
FILTDWN2 A negative-polarity auto-wah designed for acoustic guitar (strong
resonance)
TALK 1, 2 An effect that simulates a "talking guitar".
1:YAH-YAH, 2:U-WAH
RANDOM 1 A random step filter that moves the filter randomly (narrow band)
RANDOM2 A random step filter that moves the filter randomly (wide band)
*: It's effective to set the drone pitch to the tonic note of the song or solo you're playing.
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TYPE (π/† button) VALUE (Value Dial)
-1, -d, d, 1...12, 19, 24) (d = detune)
Specify the drone pitch*
(C, C#...A#, B)
Adjusts frequency (1.0...10.0 [Hz])
Adjusts sensitivity (0.0...10.0)
Adjusts modulation speed.
(1.0...10.0 [Hz])