Comb Filter - Roland V-Synth Owner's Manual

2nd order SideBandFilter
By boosting the fundamental and overtones, you can
apply a pitch to unpitched input sounds such as noise
or a drum phrase. This lets you create a stronger effect
than the first-order sideband filter.
Parameter Value
COSM Type
Q 0–127
LPF 0–127
LPF KF -200– +200
Octave -2, -1, 0
Width
Width #1 0–127
Width KF -200– +200
Dyn Env -63– +63
Width LFO Depth -63– +63
#3
* For details on envelope settings, refer to "Making Envelope
Settings" (p. 48).
Detune
Detune #2 0–127
Dyn Env -63– +63
Detune LFO -63– +63
Depth #4
* For details on envelope settings, refer to "Making Envelope
Settings" (p. 48).
LFO
* For details on LFO settings, refer to "Making LFO Settings" (p.
49).
Description
Frequency bandwidth
Cutoff frequency of the low
pass filter
Key follow setting for cut-
off frequency of low-pass
filter
Octave setting
Bandwidth
Key follow setting for
bandwidth
Envelope depth for the in-
put sound
Amount of LFO applied to
bandwidth
Detune
Envelope depth for the in-
put sound
Amount of LFO applied to
detune

Comb Filter

A comb filter can be used to boost or cut the
fundamental or overtones.
Parameter Value
COSM Type
Octave -2, -1, 0, +1, +2
Tone
Tone #1 0–127
Tone LFO Depth -63– +63
#3
* For details on envelope settings, refer to "Making Envelope
Settings" (p. 48).
Detune
Detune #2 0–127
Detune LFO -63– +63
Depth #4
* For details on envelope settings, refer to "Making Envelope
Settings" (p. 48).
LFO
* For details on LFO settings, refer to "Making LFO Settings" (p.
49).
Dual Filter
Two filters can be connected in series or parallel.
Parameter Value
COSM Type
Filter Type LPF/HPF, LPF-
>HPF, BPF/BPF
Filter1/2
Freq #1/#2 0–127
Freq KF -200– +200
Reso 0–127
Freq LFO Depth -63– +63
#3/#4
* For details on envelope settings, refer to "Making Envelope
Settings" (p. 48).
LFO
* For details on LFO settings, refer to "Making LFO Settings" (p.
49).
COSM List
Description
Octave setting
Tonal character
Amount of LFO applied to
tone
Detune
Amount of LFO applied to
detune
Description
Type of filter
Cutoff frequency of the fil-
ter
Key follow setting for filter
cutoff frequency
Resonance
Amount of LFO applied to
filter cutoff frequency
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