FRONT PANEL FUNCTIONS
SV20H
1
2
12
10
SV20C
13
11
1. POWER SWITCH
Mains power is on when set to the
on position.
2. STANDBY SWITCH
The unit power is in low power mode
(5W) when set to low, it is set to
standby when in the middle position
and when set to high power the unit
runs at full power (20W).
Standby mode: this should be used
during breaks in performances,
instead of leaving the amp on full
power. Always turn the power on for
two minutes before using the standby
switch.
REAR PANEL FUNCTIONS
1
2
1. SPEAKER OUT
1/4" socket for 16 Ohm speaker
connection.
2. SPEAKER OUT
1/4" socket for 8 Ohm speaker
connection – use this in conjunction
with socket 3 when plugging in 2 x
16 Ohm cabinets.
3. SPEAKER OUT
1/4" socket for 8 Ohm speaker
connection – use this in conjunction
with socket 2 when plugging in 2 x
16 Ohm cabinets.
3
4
5
9
8
3. POWER INDICATOR
Illuminates when unit is switched on.
4. PRESENCE
Adjusts the high frequencies of the
power amp. Increasing the high
frequencies adds more bite to your
sound.
5. BASS
Adjusts the low frequencies of the
amp. It will add bottom end and
depth to your sound.
6. MIDDLE
Adjusts the mid frequencies of the
amp. Giving you anything from a fat
and full sound to an aggressive tone.
3
4
5
6
4. SPEAKER OUT
1/4" socket for 4 Ohm speaker
connection – use this in conjunction
with socket 5 when plugging in 2 x 8
Ohm cabinets.
5. SPEAKER OUT
1/4" socket for 4 Ohm speaker
connection – use this in conjunction
with socket 4 when plugging in 2 x 8
Ohm cabinets.
Warning: never attempt to connect
more speakers than rated. The safe
combinations are those listed. Any
other speaker combinations may
stress the power amp and potentially
lead to valve failure.
Note: never use this amp without a
6
7
6
7
5
7. TREBLE
Adjusts the upper frequencies of the
amp. Your tone will get brighter as it
is turned up.
8. HIGH TREBLE / LOUDNESS 1
A volume control that changes the
loudness of input 1.
9. NORMAL / LOUDNESS 2
A volume control that changes the
loudness of input 2.
10. INPUT 1
Is a high sensitivity, high treble input.
11. INPUT 1
Is a low sensitivity, high treble input.
7
8
speaker load.
6. DI OUTPUT
Connect your amp to an external
recording device or sound desk using
this output socket.
Note: the DI output has added
loudspeaker emulation.
7. LOOP SWITCH
This turns the effects loop of the
amp on or off to completely remove
the loop from the signal path when
switched off.
8
9
4
3
12. INPUT 2
Is a high sensitivity, normal input.
13. INPUT 2
Is a low sensitivity, normal input.
Inputs: the high treble and normal
inputs can be linked together with a
1/4" patch cable to blend and create
the tone that suits the player.
9
8. EFFECTS LOOP SEND
Sends signal to effects loop /
outboard equipment.
9. EFFECTS LOOP RETURN
Returns signal to effects loop /
outboard equipment.
10. POWER INLET
The supplied mains power lead is
connected here.
ENGLISH
10
12
11
13
2
1
10