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Midi implementation, 0131: limiter, 0142: stereo chorus – Roland MIDI Implementation F-120R User Manual

Page 24: 0140: hexa chorus, 0141: tremolo chorus

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MIDI Implementation

24

0131: Limiter

Compresses signals that exceed a specifi 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 fi lter 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 fi lter
Off : No fi lter 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 fi 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
eff 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
eff 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 diff erences in Pre
Delay between each chorus
sound.

7

Depth
Deviation

0–40

-20–+20

Adjusts the diff erence in
modulation depth between
each chorus sound.

8

Pan
Deviation

0–20

0–20

Adjusts the diff 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 eff 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
eff ect is synchronized with the
tempo.

3

Chorus Rate

1–127

0.05–10.00
Hz

Modulation frequency of the
chorus eff ect (Hz)

4

Chorus Rate

0–21

note

Modulation frequency of the
chorus eff ect (note)

5

Chorus
Depth #1

0–127

0–127

Modulation depth of the
chorus eff ect

6

Tremolo Rate
Mode

0–1

Hz, note

When this is set to “note,” the
eff ect is synchronized with the
tempo.

7

Tremolo
Rate #2

1–127

0.05–10.00
Hz

Modulation frequency of the
tremolo eff ect (Hz)

8

Tremolo Rate

0–21

note

Modulation frequency of the
tremolo eff ect (note)

9

Tremolo
Separation

0–127

0–127

Spread of the tremolo eff ect

10

Tremolo
Phase

0–90

0–180 deg

Spread of the tremolo eff 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