Hughes & Kettner Bass Base 400 Manual page 3

BASSBASE 400 - M A N U A L
Red VARIMETRIC LED:
Illuminates to indicate
the VARIMETRIC EQ is
active.
VARIMETRIC ON:
Activates the
VARIMETRIC EQ.
NOTCH FILTER:
adjustable, extremely
narrow-band filter is not
used for normal sound-
shaping, but to suppress
specific stage and room
resonances (e.g. a stage
floor's sympathetic
vibrations).
LEVEL
FREQ
KHZ dB
FREQ:
to adjust the notch
filter's center frequency
within a range of 30 to
500 Hz.
LEVEL:
T s control adjusts the
level of the center frequency you
selected via the FREQ KHZ control.
FREQ KHZ:
Defines the center
frequency for the EQ's HI
RANGE section.
FX LOOP ON:
Press this button
BASSBASE 400's
to activate the E
parallel
F X loop
Green FX LED:
Indicates the FX
loop is active.
This
FREQ CUT
HZ dB
Use this control
CUT:
Turn this control up to suppress the
frequency you selected via the FREQ
control.
DYNACLIP LED:
amp circuit is active. DYNACLIP eliminates undesirable
power amp distortion and provides
headroom in comparison with conventional power amps.
PROTECT LED:
amp circuit breakers has tripped. Inadequate
ventilation, a short circuit in the SPEAKER OUTS or
direct current in the output will trigger the circuit
breaker.
TEMP LED:
(overheating) is the reason why the protective
circuit has activated (e.g. when the ribbed
ventilation duct is obstructed).
MASTER:
Controls
the BASSBASE 400's
overall output.
FX- MIX :
The FX MIX pot adjusts the
balance between the original signal and
the processed signal. DRY = original
signal only, WET = processed signal only.
Illuminates when the DYNACLIP power
20%
additional
Illuminates when one of the power
Indicates that thermal overload
- MAINS:
power switch.
MAINS
PHONES
I
PHONES:
Plug headphones
with an impedance rating
within the 4-600 ohm range
into this jack.
,
AC
5