

INPUTS
INPUT
impedance 500 Kohm, max.
voltage 15 Vpp
BALANCED INPUT
(XLR)
impedance 22 Khom, max.
voltage 25 Vpp
EFFECT RETURN
impedance 22 Kohm, max.
voltage 25 Vpp
CONTROLS
GAIN
–80 dB to +23 dB range
MASTER VOLUME
GROUND LIFT
switch on rear panel
EQUALIZATION
LOW
center frequency: 60 Hz;
level: ±16 dB
LOW MID
center frequency: 360 Hz,
level: ±16 dB
HIGH MID
center frequency: 800 Hz,
level: ±16 dB
HIGH
5 kHz shelf, level: ±16
dB
VPF (Variable
Pre-shape Filter)
center frequency 380 Hz
(cut)
VLE (Vintage
Loudspeaker Emulator)
frequency range 250 Hz–20
kHz (cut)
OUTPUT
LINE OUT
balanced XLR, max. voltage
10 Vpp
EFFECT SEND
unbalanced, max. voltage
20 Vpp (pre-EQ)
TUNER OUT
unbalanced, max. voltage
25 Vpp
SPEAKER OUT
speakon, 1/4"
OTHER
WEIGHT
6.39 lbs / 2.9 kg
DEPTH
10.1 in. / 25.6 cm
WIDTH
10.87 in. / 27.6 cm
OUTPUT POWER
300W RMS @ 8 ohm, 500W RMS
@ 4 ohm
POWER REQUIREMENT
100/120V; 230V; 240V
50/60Hz


Minimum ohm load for all Markbass
heads is 4 ohms.
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