0141: Tremolo Chorus; 0145: 2Band Chorus - Roland FP-4 Midi Implementation Manual

●0141: Tremolo Chorus
This is a chorus effect with added Tremolo (cyclic modulation of volume).
No Parameter Value
1 Pre Delay 0 - 125 0.0-100.0 ms
2 Chorus Rate 0 - 1 Hz, note
Mode
3 Chorus Rate 1 - 127 0.05-10.00 Hz
4 Chorus Rate 0 - 21 note
5 Chorus Depth 0 - 127 0-127
#1
6 Tremolo Rate 0 - 1 Hz, note
Mode
7 Tremolo Rate 1 - 127 0.05-10.00 Hz
#2
8 Tremolo Rate 0 - 21 note
9 Tremolo 0 - 127 0-127
Separation
10 Tremolo Phase 0 - 90 0-180 deg
11 Balance 0 - 100 D100:0W-
D0:100W
12 Level 0 - 127 0-127
●0143: 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.
No Parameter Value
1 Pre Delay 0 - 125 0.0-100.0 ms
2 Rate Mode 0 - 1 Hz, note
3 Rate #1 1 - 127 0.05-10.00 Hz
4 Rate 0 - 21 note
5 Depth #2 0 - 127 0-127
6 Phase 0 - 90 0-180 deg
7 Low Gain 0 - 30 -15- +15 dB
8 High Gain 0 - 30 -15- +15 dB
9 Balance 0 - 100 D100:0W-
D0:100W
10 Level 0 - 127 0-127
Description
Adjusts the delay time from the
direct sound until the chorus sound
is heard.
When this is set to "note," the effect is
synchronized with the tempo.
Modulation frequency of the chorus
effect (Hz)
Modulation frequency of the chorus
effect (note)
Modulation depth of the chorus
effect
When this is set to "note," the effect is
synchronized with the tempo.
Modulation frequency of the tremolo
effect (Hz)
Modulation frequency of the tremolo
effect (note)
Spread of the tremolo effect
Spread of the tremolo effect
Volume balance between the direct
sound (D) and the tremolo chorus
sound (W)
Output Level
Description
Adjusts the delay time from the
direct sound until the chorus sound
is heard.
When this is set to "note," the effect is
synchronized with the tempo.
Frequency of modulation (Hz)
Frequency of modulation (note)
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
●0144: 3D Chorus
This applies a 3D effect to the chorus sound. The chorus sound will be positioned 90 degrees
left and 90 degrees right.
No Parameter Value
1 Filter Type 0 - 2 Off, Lpf, Hpf
2 Cutoff Freq 0 - 16 200-8000 Hz
3 Pre Delay 0 - 125 0.0-100.0 ms
4 Rate Mode 0 - 1 Hz, note
5 Rate #1 1 - 127 0.05-10.00 Hz
6 Rate 0 - 21 note
7 Depth #2 0 - 127 0-127
8 Phase 0 - 90 0-180 deg
9 Output Mode 0 - 1 Speaker,
Phones
10 Low Gain 0 - 30 -15- +15 dB
11 High Gain 0 - 30 -15- +15 dB
12 Balance 0 - 100 D100:0W-
D0:100W
13 Level 0 - 127 0-127
●0145: 2Band Chorus
A chorus effect that lets you apply an effect independently to the low-frequency and high-
frequency ranges.
No Parameter Value
1 Split Freq 0 - 16 200-8000 Hz
2 Low Pre Delay 0 - 125 0.0-100.0 ms
3 Low Rate Mode 0 - 1 Hz, note
4 Low Rate 1 - 127 0.05-10.00 Hz
5 Low Rate 0 - 21 note
6 Low Depth #1 0 - 127 0-127
7 Low Phase 0 - 90 0-180 deg
8 High Pre Delay 0 - 125 0.0-100.0 ms
9 High Rate 0 - 1 Hz, note
Mode
10 High Rate 1 - 127 0.05-10.00 Hz
11 High Rate 0 - 21 note
12 High Depth #2 0 - 127 0-127
13 High Phase 0 - 90 0-180 deg
14 Balance 0 - 100 D100:0W-
D0:100W
15 Level 0 - 127 0-127
MIDI Implementation
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
direct sound until the chorus sound
is heard.
When this is set to "note," the effect is
synchronized with the tempo.
Frequency of modulation (Hz)
Frequency of modulation (note)
Modulation depth of the chorus
effect
Spatial spread of the sound
Adjusts the method that will be used
to hear the sound that is output to the
OUTPUT jacks. The optimal 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 direct
sound (D) and the chorus sound (W)
Output Level
Description
Frequency at which the low and high
ranges will be divided
Delay time from when the original
sound is heard to when the low-
range chorus sound is heard
When this is set to "note," the effect is
synchronized with the tempo.
Rate at which the low-range chorus
sound is modulated (Hz)
Rate at which the low-range chorus
sound is modulated (note)
Modulation depth for the low-range
chorus sound
Spaciousness of the low-range
chorus sound
Delay time from when the original
sound is heard to when the high-
range chorus sound is heard
When this is set to "note," the effect is
synchronized with the tempo.
Rate at which the low-range chorus
sound is modulated (Hz)
Rate at which the low-range chorus
sound is modulated (note)
Modulation depth for the high-range
chorus sound
Spaciousness of the high-range
chorus sound
Volume balance of the original sound
(D) and chorus sound (W)
Output volume
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