40
Using the effects of the internal sound generator
Parameters that can be edited in GM2 mode
The sound generator effect parameters that can be edited using the SD-90’s controls will differ depending
on the sound generator mode (GM2 or Native). In the SD-90’s GM2 mode, you can edit the
reverb
and
chorus
parameters. The following parameters can be edited.
■
Reverb (System Effect)
This includes parameters that specify the type of reverb, how the reverb sound will be heard, and how it
will be output.
Reverb Type
Selection for the type of reverb.
Reverb Time
0–127
Specifies the duration of the reverb. Higher settings will produce a longer reverb time. The default setting
will depend on the Reverb Type setting.
■
Chorus (System Effect)
Chorus Type
Selection for the type of chorus. The default setting of each parameter will depend on the Chorus Type.
Type
Explanation
Small Room
This reverb simulates the reverberation of a room. It produces a crisp and spacious re-
verberation.
Medium Room
Large Room
Medium Hall
This reverb simulates the reverberation of a hall. It produces a deeper sensation than
Room.
Large Hall
Plate
This simulates a plate echo (a reverb unit that uses the vibration of a metal plate).
Type
Default setting
Reverberation
time (seconds)
Small Room
44
1.1
Medium Room
50
1.3
Large Room
56
1.5
Medium Hall
64
1.8
Large Hall
64
1.8
Plate
50
1.3
Type
Explanation
Chorus 1
A conventional chorus effect that adds spaciousness and depth to the sound.
Chorus 2
Chorus 3
Chorus 4
FB Chorus
A chorus with a flanger-like character, producing a fresh sound.
Flanger
Produces a sound reminiscent of a jet airplane taking off and landing.
Type
Feedback
Mod Rate
Mod Depth
Rev Send
Chorus 1
0 (0%)
3 (0.4 Hz)
5 (1.9 ms)
0 (0%)
Chorus 2
5 (4%)
9 (1.1 Hz)
19 (6.3 ms)
0 (0%)
Chorus 3
8 (6%)
3 (0.4 Hz)
19 (6.3 ms)
0 (0%)
Chorus 4
16 (12%)
9 (1.1 Hz)
16 (5.3 ms)
0 (0%)
FB Chorus
64 (49%)
2 (0.2 Hz)
24(7.8 ms)
0 (0%)
Flanger
112 (86%)
1 (0.1 Hz)
5 (1.9 ms)
0(0%)
sd90_manual_e.book 40 ページ ２００４年１０月４日 月曜日 午後３時２８分
