Crate Amplifiers GT120HL Musical Instrument Amplifier User Manual


 
The Front Panel:
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1: POWER: Use this switch to turn the amplifier on (top of the switch depressed) and off (bottom of
the switch depressed). The front of the amplifier illuminates when the power is on.
2: CD INPUT: Use these RCA jacks to connect the output from a CD player or tape deck to the ampli-
fier. The signal at these jacks is combined into a mono signal which is sent to the internal power amp
circuit. Use the CD or tape player’s output level control to adjust the signal for the proper mix with
your guitar.
3: REVERB: Use this control to adjust the amount of reverb effect: in its fully counterclockwise posi-
tion the signal will be “dry” (without any effect). As you rotate the control clockwise the amount of
reverb increases.
CLEAN CHANNEL: A normal gain channel designed to give you crystal clean sounds.
4: HIGH: Use this control to adjust the high frequency level of the Clean channel.
5: MID: Use this control to adjust the midrange frequency level of the Clean channel.
6: LOW: Use this control to adjust the low frequency level of the Clean channel.
7: VOL: Use this control to adjust the output level of the Clean channel.
8: CLEAN LED: This LED illuminates when the Clean channel is selected.
9: SOLO/RHYTHM/CLEAN SELECT: Use this switch to select the Clean channel or the Solo and
Rhythm channels. With the switch in the out position, the Clean channel is selected. When the switch
is depressed, either the Solo or Rhythm channel is selected, depending on the setting of the
Solo/Rhythm Select switch (#16).
SOLO/RHYTHM CHANNELS: High gain channels designed to give you sounds with serious overdrive.
10: LEVEL: Use this control to adjust the output level of the Rhythm channel.
11: HIGH: Use this control to adjust the high frequency level of the Solo/Rhythm channel.
12: MID: Use this control to adjust the midrange frequency level of the Solo/Rhythm channel.
13: LOW: Use this control to adjust the low frequency level of the Solo/Rhythm channel.
14: GAIN: Use this control to adjust the amount of distortion produced by the Rhythm channel.
15: RHYTHM LED: This LED illuminates when the Rhythm channel is selected.
16: SOLO/RHYTHM SELECT: Use this switch to select the Solo or Rhythm channel. When this
switch is depressed, the Solo channel is selected. With the switch in the out position, the Rhythm
channel is selected. This switch is active only when the Solo/Rhythm/Clean Select switch (#9) is
depressed.
17: LEVEL: Use this control to adjust the output level of the Solo channel.
18: SHAPE: Use this control to “dial in” the tone for the Solo channel. Rotating the control counter-
clockwise enhances the mid frequencies, while rotating the control clockwise enhances the low and
high frequencies.
Three-Channel Guitar Amplifier