23
Explanation of the panels
Explanation of the panels
PREAMP area
fig.ChEdtPreamp.eps
•
GAIN knob
This adjusts the preamp gain of CH1–32. When ATT Ctrl (p.
48) at the CHANNEL DISPLAY screen is on, this always adjusts
the attenuator.
This adjusts the attenuator of AUX1–8, MTX1–4, or MAIN L/R/
C.
•
+48V button
This turns the +48V phantom power on/off.
•
PAD button
This switches the pad on/off. Turning this on will lower the
input sensitivity of the preamp by 20 dB.
HPF (High-pass filter) area
fig.ChEdtFilter.eps
In this area you can operate the HPF that is provided for each
input channel.
• ON button
This button turns the filter on/off. It will light if the filter is on.
EQUALIZER area
fig.ChEdtEQ.eps
In this area you can operate the 4-band EQ
or 8-band EQ
that is
provided on each channel.
• DISP button
This accesses the EQUALIZER popup where you can make
detailed settings. The button will light red while the popup is
shown.
• ON button
This button turns the EQ on/off. It will light if the EQ is on.
• Band selection button
([LO], [LO MID], [HI MID
], [HI
])
These buttons select the band controlled by knobs on the
EQUALIZER area. The button of the currently selected band
will light.
For AUX1–8, MTX1–4, or MAIN L/R/C, [HI MID
] / [HI
]
buttons move the target band of the 8-band EQ on screen. For
details, refer to “8-band EQ operations (AUX/MTX/MAIN)” (p. 82).
• Q knob
This adjusts the Q of the selected band.
• FREQ knob
This adjusts the center frequency of the selected band.
• GAIN knob
This adjusts the gain of the selected band.
When the GATE/EXPANDER popup, COMPRESSOR popup, or
LIMITER popup is displayed, the parameters of the gate/
expander, compressor, or limiter can be adjusted using the Q
knobs, FREQ knobs, or GAIN knobs. For more information, refer
to “GATE/EXPANDER popup” (p. 69), “COMPRESSOR popup” (p.
74) or “LIMITER popup” (p. 78).
2
These controls are
invalid for the following channels:
• Input channels to which you have not patched an input
port
• Input channels to which you’ve patched a port that has
no preamp gain, such as an internal port
3
These controls are invalid for the following channels:
• AUX1–
8
• MAIN L/R
/C
• MTX1–
4
4
M-300_e.book 23 ページ 2010年4月22日 木曜日 午前8時17分