INPUTSINPUT
impedance: 500 Kohm, maximum voltage: 9 Vpp
EFFECT RETURN
impedance: 33 Kohm, maximum voltage: 12 Vpp
CONTROLS GAIN
-80 dB to +25 dB range
LINE OUT
level control on front panel
PRE/POST EQ (for line out)
switch on rear panel
GROUND LIFT
switch on rear panel
COMPRESSION RATIO
1:1 (off) to infinity:1 (limiter)
MASTER VOLUME 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
10 kHz shelf, level ±16 dB
VPF (Variable Pre-shape Filter)
center frequency 380 Hz (cut)
VLE (Vintage Loudspeaker Emulator)
250 Hz-20 kHz cut
OUTPUTS EFFECT SEND
unbalanced, max. voltage 12 Vpp (pre-EQ)
TUNER OUT
unbalanced, max. voltage 2 Vpp
LINE OUT
balanced XLR, max. voltage 25 Vpp
SPEAKER OUT
speakon, 1/4"
OTHER HEIGHT
3.39 in. / 8.6 cm (2U)
WIDTH
14.5" / 36.8 cm (with rack ears: 19" / 48.3 cm)
DEPTH
11.89 in. / 30.2 cm
WEIGHT
7.5 lbs / 3.4 kg
FOOTSWITCH
mute; EQ bypass
COMPRESSOR TUBE
1 x EECC81 (JJ Electronic)
OUTPUT POWER
300W RMS @ 8 ohm, 500W RMS @ 4 ohm
POWER REQUIREMENT
100/120V; 230V; 240V
50/60Hz
(Voltage is factory preset according to region of sale)
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 ear kit included.
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TA 501 Owner's Manual
TA 501 rear panel