Gallien-Krueger MB212 Посібник користувача - Сторінка 7
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I N P U T
INPUT
-10dB
1
2
MB112 Control Panel Features
Input: A standard 1/4" input to connect
1
instruments using a shielded cable.
-10dB: Used to reduce the input signal from
2
active instruments or other high input
sources.
Gain: Sets the preamp gain after the input
3
stage. It is used in conjunction with the input
pad to optimize the amplifier's headroom.
Contour: In the on position the button
4
decreases the mid-range frequencies while
boosting low and high frequencies.
Treble: Boost and cut at 7 kHz shelving type.
5
Use this control to add or remove edge and
definition.
Hi-Mid: Boost and cut at 1 kHz. A "Q
6
optimized," band pass type works on lower
string harmonics and effects the punch of
your sound.
Lo-Mid: Boost and cut at 250Hz. A "Q
7
optimized" band pass type, effects the main
body of your sound.
Bass: Boost and cut at 60Hz, shelving type
8
used to control the low end push.
Aux In: This 1/8" input for a CD or MP3
9
player allows the user to monitor an external
audio source.
Phones: Headphone output. When phones
10
are connected, the signal sent to the speaker
is interrupted.
Balanced Direct Out: This electronically
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balanced output allows a direct connection to
a P.A. system.
Pre/Post: This button selects the direct out
12
signal to be before or after the EQ
Power Switch: Turns the amplifier on and
13
off. In the on position, the ring surrounding
MB SERIES COMBOS
A C T I V E
OFF
ON
GAIN
CONTOUR
TREBLE
HI-MID
3
4
5
6
E Q U A L I Z E R
P A T C H
PHONES
AUX-IN
LO-MID
BASS
7
8
9
10
the button will light red during power up then
changes to blue, indicating the amp is ready
for normal operation. Should the amp
experience a fault (over heat or over current)
the amp will mute and
the ring will light red until the condition is
corrected. This LED turns off when the
power is switched off. This turns the amp off
but it does not completely disconnect the
power from the AC mains.
Rear Panel
Chain Out:
This XLR output sends all EQ
14
and volume settings to Gallien-Krueger MBP
series powered cabinets. This connection is
made with a standard XLR mic cable.
AC Receptacle: The detachable power cord
15
connects here.
AC INPUT
15
7
B AY
P O W E R
DIRECT OUT
OFF
ON
PRE
POST
1 1 2
11
12
13
CHAIN OUTPUT
NOTE:
FOR USE WITH GK MBP SERIES
POWERED CABINETS ONLY.
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