INPUTS

INPUT
impedance 500 Kohm, max. voltage 15 Vpp
EFFECT RETURN
impedance 22 Kohm, max. voltage 25 Vpp

CONTROLS

GAIN
-80 dB to +25 dB range
MUTE
push/pull master volume pot
LINE OUT LEVEL
level control on front panel
PRE/POST EQ (for line out)
switch on rear panel
MASTER VOLUME
GROUND LIFT
switch on rear panel

EQUALIZATION

LOW
center frequency: 40 Hz; level: ±16 dB
LOW MID (semi-parametric)
frequency 100-800 Hz, level ±16 dB
HIGH MID (semi-parametric)
frequency 700 Hz-6 kHz, level ±16 dB
HIGH
center frequency: 10 kHz: ±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" (x2)
OTHER

WEIGHT
4.63 lbs / 2.1 kg
DEPTH
10.04 in. / 25.5 cm
WIDTH
10.87 in. / 27.6 cm
HEIGHT
1.73 in. / 4.4 cm (1U)
OUTPUT POWER
300W RMS @ 8 ohm, 500W RMS @ 4 ohm
POWER REQUIREMENT
100V; 120V; 230V; 240V
50/60Hz
(Voltage is factory preset according to region of sale)

NOTES:
Minimum ohm load for all Markbass heads is 4 ohms.

Markbass amps/combos are manufactured to be sold and used in the country of purchase, and they are factory preset to that country’s voltage.
Due to homologation issues, the voltage may not be changed.

Rack ears do not come included with this head.

Product specifications are subject to change without notice
We took the state-of-the-art F1 and found a way to cram more features into the same, tiny and featherweight package! Now you get mute control, pre/post EQ switch for the XLR out, semi-parametric mids and line out level control. Great sound, power and flexibility in the palm of your hand!