0130: compressor, 0131: limiter, 0142: stereo chorus – Roland MIDI Implementation DP990F User Manual
Page 23: 0140: hexa chorus, 0141: tremolo chorus
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● 0130: Compressor
Flattens out high levels and boosts low levels, smoothing out fluctuations in
volume.
No
Parameter
Value
Description
1 Attack
#2
0-127 0-127
Sets the speed at which
compression starts
2 Threshold
#1
0-127 0-127
Adjusts the volume at which
compression begins
3
Post Gain
0-18
0 - +18 dB
Adjusts the output gain.
4
Low Gain
0-30
-15 - +15 dB
Gain of the low frequency range
5
High Gain
0-30
-15 - +15 dB
Gain of the high frequency range
6 Level
0-127 0-127
Output
level
● 0131: Limiter
Compresses signals that exceed a specified volume level, preventing distortion
from occurring.
No
Parameter
Value
Description
1 Release
0-127 0-127
Adjusts the time after the signal
volume falls below the Threshold
Level until compression is no
longer applied.
2 Threshold
#1
0-127 0-127
Adjusts the volume at which
compression begins
3 Ratio
#2
0-3
1.5:1, 2:1, 4:1,
100:1
Compression ratio
4
Post Gain
0-18
0 - +18 dB
Adjusts the output gain.
5
Low Gain
0-30
-15 - +15 dB
Gain of the low frequency range
6
High Gain
0-30
-15 - +15 dB
Gain of the high frequency range
7 Level
0-127 0-127
Output
level
● 0142: Stereo Chorus
This is a stereo chorus. A filter is provided so that you can adjust the timbre of
the chorus sound.
No
Parameter
Value
Description
1
Filter Type
0-2
Off, Lpf, Hpf
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
2
Cutoff Freq
0-16
200-8000 Hz
Basic frequency of the filter
3
Pre Delay
0-125
0.0-100.0 ms
Adjusts the delay time from the
direct sound until the chorus
sound is heard.
4
Rate Mode
0-1
Hz, note
When this is set to “note,” the
effect is synchronized with the
tempo.
5
Rate #1
1-127
0.05-10.00 Hz
Frequency of modulation (Hz)
6
Rate
0-21
note
Frequency of modulation (note)
7 Depth
#2
0-127 0-127
Depth of modulation
8
Phase
0-90
0-180 deg
Spatial spread of the sound
9
Low Gain
0-30
-15 - +15 dB
Gain of the low range
10
High Gain
0-30
-15 - +15 dB
Gain of the high range
11 Balance
0-100
D100:0W -
D0:100W
Volume balance between the direct
sound (D) and the chorus sound
(W)
12 Level
0-127 0-127
Output
Level
● 0140: Hexa Chorus
Uses a six-phase chorus (six layers of chorused sound) to give richness and
spatial spread to the sound.
No
Parameter
Value
Description
1
Pre Delay
0-125
0.0-100.0 ms
Adjusts the delay time from the
direct sound until the chorus
sound is heard.
2
Rate Mode
0-1
Hz, note
When this is set to “note,” the
effect is synchronized with the
tempo.
3
Rate #1
1-127
0.05-10.00 Hz
Frequency of modulation (Hz)
4
Rate
0-21
note
Frequency of modulation (note)
5 Depth
#2
0-127 0-127
Depth of modulation
6
Pre Delay Deviation
0-20
0-20
Adjusts the differences in Pre
Delay between each chorus
sound.
7
Depth Deviation
0-40
-20 - +20
Adjusts the difference in
modulation depth between each
chorus sound.
8 Pan
Deviation
0-20 0-20
Adjusts the difference in stereo
location between each chorus
sound. 0: All chorus sounds will be
in the center. 20: Each chorus
sound will be spaced at 60 degree
intervals relative to the center.
9 Balance
0-100
D100:0W -
D0:100W
Volume balance between the direct
sound (D) and the chorus sound
(W)
10 Level
0-127 0-127
Output
Level
● 0141: Tremolo Chorus
This is a chorus effect with added Tremolo (cyclic modulation of volume).
No
Parameter
Value
Description
1
Pre Delay
0-125
0.0-100.0 ms
Adjusts the delay time from the
direct sound until the chorus
sound is heard.
2
Chorus Rate Mode
0-1
Hz, note
When this is set to “note,” the
effect is synchronized with the
tempo.
3
Chorus Rate
1-127
0.05-10.00 Hz
Modulation frequency of the
chorus effect (Hz)
4 Chorus
Rate
0-21 note
Modulation frequency of the
chorus effect (note)
5
Chorus Depth #1
0-127
0-127
Modulation depth of the chorus
effect
6
Tremolo Rate Mode
0-1
Hz, note
When this is set to “note,” the
effect is synchronized with the
tempo.
7
Tremolo Rate #2
1-127
0.05-10.00 Hz
Modulation frequency of the
tremolo effect (Hz)
8 Tremolo
Rate
0-21 note
Modulation frequency of the
tremolo effect (note)
9
Tremolo Separation
0-127
0-127
Spread of the tremolo effect
10
Tremolo Phase
0-90
0-180 deg
Spread of the tremolo effect
11 Balance
0-100
D100:0W -
D0:100W
Volume balance between the direct
sound (D) and the tremolo chorus
sound (W)
12 Level
0-127 0-127
Output
Level