Boss BR-1180 Owner's Manual page 159

When "TOUCH" is selected
Polarity
Selection for the direction in which the filter will change in
response to the input.
UP:
The frequency of the filter will rise.
DOWN:
The frequency of the filter will fall.
Sensitivity
This adjusts the sensitivity at which the filter will change in
the direction determined by the polarity setting. Higher
values will result in a stronger response. With a setting of
"0," the strength of picking will have no effect.
Frequency
This adjusts the center frequency of the Wah effect.
Peak
Adjusts the way in which the wah effect applies to the area
around the center frequency. Lower values will produce a
wah effect over a wide area around the center frequency.
Higher values will produce a wah effect in a narrow area
around the center frequency.
With a value of "50" a standard wah sound will be produced.
Level
Adjusts the volume.
When "PEDAL" is selected
The effect of the wah pedal can be obtained by operating the
Expression pedal.
For a detailed explanation, see "Connecting external
devices"(p. 27).
Peak
Adjusts the way in which the wah effect applies to the area
around the center frequency. Lower values will produce a
wah effect over a wide area around the center frequency.
Higher values will produce a wah effect in a narrow area
around the center frequency.
* With a value of "50" a standard wah sound will be produced.
Level
Adjusts the volume.
Insert effect parameter functions
0–100
0–100
0–100
0–100
0–100
0–100
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