Roland F-120R Video Game Keyboard User Manual


 
MIDI Implementation
24
0131: Limiter
Compresses signals that exceed a speci ed 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 compres-
sion 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  lter is provided so that you can adjust the timbre of the
chorus sound.
No Parameter Value Description
1 Filter Type 0–2 O , Lpf, Hpf
Type of  lter
O : No  lter is used
Lpf: Cuts the frequency range
above the Cuto Freq
Hpf: Cuts the frequency range
below the Cuto Freq
2 Cuto Freq 0–16 200–8000 Hz Basic frequency of the  lter
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
e ect 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
e ect 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
No Parameter Value Description
6
Pre Delay
Deviation
0–20 0–20
Adjusts the di erences in Pre
Delay between each chorus
sound.
7
Depth
Deviation
0–40 -20–+20
Adjusts the di erence in
modulation depth between
each chorus sound.
8
Pan
Deviation
0–20 0–20
Adjusts the di erence 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 e ect 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
e ect is synchronized with the
tempo.
3 Chorus Rate 1–127
0.05–10.00
Hz
Modulation frequency of the
chorus e ect (Hz)
4 Chorus Rate 0–21 note
Modulation frequency of the
chorus e ect (note)
5
Chorus
Depth #1
0–127 0–127
Modulation depth of the
chorus e ect
6
Tremolo Rate
Mode
0–1 Hz, note
When this is set to “note,” the
e ect is synchronized with the
tempo.
7
Tremolo
Rate #2
1–127
0.05–10.00
Hz
Modulation frequency of the
tremolo e ect (Hz)
8 Tremolo Rate 0–21 note
Modulation frequency of the
tremolo e ect (note)
9
Tremolo
Separation
0–127 0–127 Spread of the tremolo e ect
10
Tremolo
Phase
0–90 0–180 deg Spread of the tremolo e ect
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