Front Panel Functions - Marshall Jcm800 Modified Snelstartgids
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ENGLISH
FRONT PANEL FUNCTIONS
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1. POWER SWITCH
Turns the amp on and o .
2. STANDBY
The standby switch is used in conjunction with the
power switch to warm up the amplifier before use.
Always turn the power on for two minutes before
switching the standby switch to the ON position.
The standby switch should be set to the OFF position
during breaks in performances instead of leaving the
amp on full power.
3. PRESENCE
Adjusts the high frequencies of the power amp.
Increasing the high frequencies adds more bite to your
sound.
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4. BASS
Adjusts the low frequencies of the pre-amp. It will add
bottom end and depth to your sound.
5. MIDDLE
Adjusts the mid frequencies of the pre-amp, giving you
anything from scooped mids to a fat and full sound.
6. TREBLE
Adjusts the upper frequencies of the pre-amp. Your
tone will get brighter as it is turned up.
7. MASTER VOLUME
Turn clockwise to increase the amp's output volume.
8. PRE-AMP VOLUME
Increasing the pre-amp volume allows you to overdrive
the amp to create distortion.
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9. HIGH INPUT
This input gives higher gain response (less headroom,
more distortion).
10. LOW INPUT
This input gives lower gain response (more headroom,
less distortion).
Note: Choose the input channel that complements your
guitar. High output guitars may benefit from the extra
headroom in the low input. Lower output guitars may
benefit from the extra gain in the high input channel.
11. TIGHT SWITCH
When engaged, this switch cuts some of the low
frequency content, giving a tighter sound to retain
clarity at higher gain settings.
ENGLISH
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12. CLIP SWITCH
When in the centre position, the additional gain and
clipping is switched o .
When switched to the left position (I), additional gain
and clipping is switched in.
When switched to the right position (II), even more
gain and clipping is switched in
13. MID-SHIFT
When engaged, this switch adds fullness to the mid-
range of the sound.
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