Tremolo Chorus; Space-D; 3D Chorus - Roland Prelude Owner's Manual

27:

TREMOLO CHORUS

This is a chorus effect with added Tremolo (cyclic modulation of
volume).
fig.MFX-27
L in
Balance D
Tremolo Chorus
R in
Balance D
Parameter Value
Pre Delay
0.0–100.0 ms
Chorus Rate 0.05–10.00 Hz, note
Chorus Depth 0–127
Tremolo Rate 0.05–10.00 Hz, note
Tremolo
0–127
Separation
Tremolo Phase 0–180 deg
Balance D100:0W–D0:100W
Level 0–127
28:

SPACE-D

This is a multiple chorus that applies two-phase modulation in stereo. It
gives no impression of modulation, but produces a transparent chorus
effect.
fig.MFX-28
Balance D
L in
Space D
Space D
R in
Balance D
Parameter Value
Pre Delay
0.0–100.0 ms
Rate 0.05–10.00 Hz, note
Depth 0–127
Phase
0–180 deg
Low Gain -15– +15 dB
High Gain -15– +15 dB
Balance
D100:0W–D0:100W
Level 0–127
66
L out
Balance W
Balance W
R out
Description
Adjusts the delay time from the di-
rect sound until the chorus sound
is heard.
Modulation frequency of the cho-
rus effect
Modulation depth of the chorus ef-
fect
Modulation frequency of the trem-
olo effect
Spread of the tremolo effect
Spread of the tremolo effect
Volume balance between the di-
rect sound (D) and the tremolo
chorus sound (W)
Output Level
2-Band
L out
EQ
Balance W
Balance W
2-Band
R out
EQ
Description
Adjusts the delay time from the
direct sound until the chorus
sound is heard.
Frequency of modulation
Depth of modulation
Spatial spread of the sound
Gain of the low range
Gain of the high range
Volume balance between the
direct sound (D) and the chorus
sound (W)
Output Level
29:

3D CHORUS

This applies a 3D effect to the chorus sound. The chorus sound will be
positioned 90 degrees left and 90 degrees right.
fig.MFX-29
L
3D Chorus
R
Parameter Value
Filter Type OFF, LPF, HPF
Cutoff Freq 200–8000 Hz
Pre Delay 0.0–100.0 ms
Rate 0.05–10.00 Hz, note
Depth 0–127
Phase 0–180 deg
Output Mode SPEAKER, PHONES
Low Gain -15– +15 dB
High Gain
-15– +15 dB
Balance D100:0W–D0:100W
Level 0–127
2-Band
L out
EQ
2-Band
R out
EQ
Description
Type of filter
OFF: no filter is used
LPF: cuts the frequency range
above the Cutoff Freq
HPF: cuts the frequency range
below the Cutoff Freq
Basic frequency of the filter
Adjusts the delay time from the di-
rect sound until the chorus sound is
heard.
Frequency of modulation
Modulation depth of the chorus ef-
fect
Spatial spread of the sound
Adjusts the method that will be
used to hear the sound that is out-
put to the OUTPUT jacks. The opti-
mal 3D effect will be achieved if
you select SPEAKER when using
speakers, or PHONES when using
headphones.
Gain of the low range
Gain of the high range
Volume balance between the di-
rect sound (D) and the chorus
sound (W)
Output Level