Noise Suppressor; Other Parameters - Roland SD-90 Effects Manual

3-Band Equalizer
Adjusts the tone. Parametric control is provided for the middle range.
EQ SW (switch)
Off, On
SWitches the equalizer effect on/off.
EQ Low (low gain)
-12 – 0 – +12 db
Adjusts the low frequency range tone.
EQ MidF (middle frequency)
200 – 1000 – 8000 Hz
Specify the center of the frequency range that will be adjusted by the "EQ Mid Gain."
EQ MidQ (middle Q)
0.5 – 2.0 – 8.0
Adjusts the width of the area affected by the EQ centered at the "EQ Mid Freq." Higher values will narrow the
area.
EQ MidG (middle gain)
-12 – 0 – +12 dB
Adjusts the middle frequency range tone.
EQ High (high gain)
-12 – 0 – +12 dB
Adjusts the high frequency range tone.
EQ Total (total gain)
-12 – 0 – +12 dB
Adjusts the volume.

Noise Suppressor

The noise suppressor leaves the original sound unmodified, but mutes only the noise during the silent intervals.
NS SW (switch)
Off, On
Turns the noise suppressor effect on/off.
NS Thrsh (threshold level)
0 – +4 – +127
Adjusts the level at which the noise suppressor will begin to take effect. When the signal drops below the
specified level, it will be muted.

Other Parameters

Level (level)
0 – +127
Adjusts the volume of the effect output.
Audio Multi-Effects
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