PR
OF
ET
5
.2
9
FRONT PANEL CONTROLS
INPUT
Socket to plug in a bass guitar.
GAIN
C CLIP LED to adjust the input level.
COMPRESSOR
Switch to activate the compressor control to adjust the level of compression.
CONTOUR
Switch to activate the contour control to adjust the level of the contour
(bass- and treble boost and mid cut)
BASS
Control to boost/cut deep frequencies.
LOW MID
Control to boost/cut low mids.
HIGH MID
Control to boost/cut high mids.
TREBLE
Control to boost/cut high frequencies.
DEEP
Control to boost/cut high mids.
BRIGHT
Control to boost/cut high frequencies.
MASTER
Control determines the mains level.
MUTE
ON/MUTE LED
cuts the signal from all outputs, except from the PHONES socket and leads
the signal to the TUNER OUT socket.
PHONES
Socket for connecting a headphone (min 200
Ω
).
REAR PANEL
POWER
Switch for turning the amplifier on and off.
MAINS IN AC
Terminal with integrated fuse compartment for connecting the amplifier to the current network.
GROUNDLIFT
Switch isolates the earth connection from the ground of the signal. Should several devices be simul
taneously connected to earth by the same conductor as well as via line connections, a so called hum
loop might appear. In this case operate GROUND LIFT to eliminate the current hum (when pressed).
TUNER OUT
Socket for the connection of a tuner. When MUTE mode is activated, the unmodified bass signal is
retained here.
LINE OUT
Socket allows to connect additional power amplifiers or active cabinets.
EFF. LOOP
For the insertion of effects units. Connect SEND with the input and RETURN with the output of the
effects device.
DI PRE/POST
Switches the signal lying at the DI OUT socket.
DI OUT
Socket, PRE (pressed) unmodified bass signal, or POST (unpressed) bass signal treated by the tone
controls ans possibly by connected effect devices.
SPEAKER OUT
Socket for connecting the loudspeaker.
