Marshall ASTORIA DUAL Manual Del Usuario página 3

FRONT PANEL FUNCTIONS
ASTORIA DUAL - COMBO
1.
ASTORIA DUAL - HEAD
14.
1. HI & LO INPUTS
HI & LO input jack sockets are a feature
found on most classic amplifiers. The
HI input provides an extra 6dB of
sensitivity at the input, allowing you to
overdrive the preamp more easily. HI
and LO inputs also ensure maximum
flexibility with different pickup types,
configurations and, of course, personal
tonal preference.
2. CLEAN VOLUME
This is the Volume control for the Clean
Channel. The PULL CHANNEL function
engages the OD Channel. The OD
2. 3. 4. 5.
13. 12. 11. 10.
Channel is also selectable using the
supplied footswitch.
Technical Note: When the footswitch is
plugged in, it overrides the front panel
PULL CHANNEL function.
3. CHANNEL STATUS LED
The LED indicator will light and glow
amber when the OD Channel is active.
4. OD GAIN
The OD GAIN control adjusts the
amount of overdrive created by the
preamp. PULL BODY adds 'girth' to your
FRONT PANEL FUNCTIONS (CONT.)
6. 7. 8.
9. 8. 7.
sound. BODY applies only to the OD
Channel.
Tonal Note: The tonal effect of
BODY is achieved by a +8dB shelved
low frequency boost from 120Hz
downwards.
5. OD VOLUME
This is the Volume control for the OD
Channel.
6. TREBLE
This controls the level of higher
frequencies.
9. 10. 11. 12.
6. 5. 4. 3.
13. 14.
2. 1.
7. MIDDLE
This controls the level of middle range
frequencies.
8. BASS
This controls the level of lower
frequencies.
9. EDGE
Unlike BASS, MIDDLE and TREBLE,
which are preamp functions, EDGE is
a power stage function. This means
that it makes the overall characteristic
sound of the amplifier brighter or darker,
depending where you set it.