Gallien-Krueger MB212 Benutzerhandbuch - Seite 6
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MB210, MB212, MB115 Control Panel Features
Passive input: A standard 1/4" input to connect
instruments with passive electronics using a
shielded cable.
Active input: A standard 1/4" input to connect
instruments with active or higher output
electronics using a shielded cable.
Gain: Sets the preamp gain after the input stage.
It is used in conjunction with the input pad to
optimize the amplifier's headroom.
Contour: In the on position the button decreases
the mid-range frequencies while boosting low
and high frequencies.
Treble: Boost and cut at 7 kHz shelving type.
Use this control to add or remove edge and
definition.
Hi-Mid: Boost and cut at 1 kHz. A "Q
optimized," band pass type works on lower string
harmonics and effects the punch of your sound.
Low-Mid: Boost and cut at 250Hz. A "Q
optimized" band pass type, effects the main body
of your sound.
Bass: Boost and cut at 60Hz, shelving type used
to control the low end push.
Boost: Adds a post E.Q. gain stage using
G.I.V.E. technology adding "growl" as it is
turned up.
Master: The master volume is used to control
the overall output level in conjunction with
boost.
Limiter: When this button is engaged it prevents
the
power
amp
from
recommended that this feature be used during
high volume applications.
distorting.
It
is
6
Horn: Activates the high frequency tweeter.
Aux In: This 1/8" input for a CD or MP3 player
allows the user to monitor an external audio
source.
Phones: Headphone output. When headphones
are connected, the signal sent to the speaker is
interrupted.
Balanced Direct Out: This electronically
balanced output allows a direct connection to a
P.A. system.
Power Switch: Turns the amplifier on and off. In
the on position, the ring surrounding 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
Speaker Out: (MB210 only) Power amp output
to an external speaker cabinet. A twist lock
Speakon connector allows the connection of a
cabinet with a minimum 8 ohm load.
AC Receptacle: The detachable power cord
connects here.