Hughes & Kettner 250BASS Musical Instrument Amplifier User Manual


 
The BASSBASE's power output is 180W at 8 ohms,
250W
at 4 ohms.The
DYNACLIP circuitry increases the effective power output by about 25%. Do not
connect any speaker combination with an overall impedance of less than 4
ohms.
COOLING DEVICE:
Please note that the cooling device heats up considerably, especially after extended
sessions at peak power. Ensure that there is plenty of space behind the amp to allow
for adequate air circulation.
LINE
OUT:
The LINE OUT jack is used to drive additional power amps.
FX-LOOP:
The FX-LOOP jacks are suitable for connecting an external effects device. The
processed signal is mixed with the original via the FX-MIX pot on the front panel.
Connect SEND to the effects device’s INPUT and RETURN to the effects device’s
OUTPUT
The voltage level of the FX-LOOP can be adjusted with the
-10db
switch from
1v
down to 300mV in or&r to accommodate different types of effects devices.
NOTE: If you don’t connect an effects device, the RETURN jack can be used to
connect an additional instrument (guitar, bass, keyboards) or another signal source
(drum machine, tape recorder, etc.). The volume of this second signal source is
regulated with the FX-MIX
pot.
FX
FOOTSW ITC H
The EFFECTS LOOP can be switched on and off with a footswitch connected to
the FX FOOTSWITCH jack.
NOTE: If no effects device is used, the FX FOOTSWITCH can be used to
switch from one master volume to another.
n
Use the connected footswitch to turn the FX LOOP off.
n The volume is now regulated with the MASTER VOLUME pot.
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