Roland M-480 Owner's Manual page 73

Ducking
fig.PopDuckGuide.eps
1 2
3
4 5
THRESH knob
1
This adjusts the threshold level in a range of -80.0 dB–0.0 dB.
RANGE knob
2
This adjusts the RANGE in a range of -Inf dB–0.0 dB.
ATTACK knob
3
This adjusts the ATTACK time in a range of 0.0 ms–800.0 ms.
This is the time from when the input signal exceeds the
threshold level until the ducking effect reaches its maximum.
RELEASE knob
4
This adjusts the RELEASE time in a range of 0 ms–8000 ms.
This is the time over which the ducking effect disappears
after the HOLD time has elapsed.
HOLD knob
5
This adjusts the HOLD time in a range of 0 ms–8000 ms. This
is the time from when the input signal falls below the
threshold level until the ducking effect begins to disappear.
When the GATE/EXPANDER popup is displayed, the gate/
expander can be adjusted using the EQUALIZER area controls
for the CHANNEL EDIT section.
Knob Parameter
LO MID Q Threshold level
FREQ Attack time
GAIN Release time
HI MID Q Range
FREQ -
GAIN Hold time
8 KEY-IN SELECT popup button
This accesses the KEY-IN SELECT popup where you can select
the key-in signal. For stereo-linked channels, there will be
two (L and R). The channel currently selected as the key-in
signal is shown on the button.
9 KEY-IN FILTER
fig.KeyinFliterGuide.eps
1 2 3
ON button
1
This turns the key-in filter on/off.
Filter graph
2
This indicates the approximate response of the key-in filter.
Filter type select buttons
3
These buttons select one of the following filter types:
BPF (Band-pass filter)
HPF (High-pass filter)
LPF (Low-pass filter)
Q knob
4
This adjusts the filter's Q in a range of 0.36–16.00.
FREQ knob
5
This adjusts the frequency in a range of 20 Hz–20.0 kHz.
The function buttons have the following operations:
[F1 (OVERVIEW)] Accesses the GATE/EXPANDER OVERVIEW
popup (p. 75).
[F1 (GATE ON)] Turns the gate/expander on/off.
[F4 (LIBRARY) Accesses the GATE/EXP LIBRARY popup (p. 75).
[F5 (PEAK CLEAR)] Clears the level meter's peak hold or over
indication.
[F7 (KEY-IN SOLO)] If you turn this on, you can hear the output
signal of the key-in filter (p. 74).
[F8 (CLOSE)] Closes the popup.
Dynamics
4
5
Passes the region at the specified
frequency.
Passes the region higher than the
specified frequency.
Passes the region below the
specified frequency.
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