Markbass TA 503 - Manual (Page 9)

09
4. tA501 tecHnIcAl detAIls
InPuts
INPUT impedance: 500 Kohm, max. voltage: 9 Vpp
RETURN EFFECT impedance: 33 Kohm, max. voltage: 12 Vpp
controls
GAIN –80 dB to +25 dB range
COMPRESSOR RATIO min. 1:1 / max. ∞:1
LINE OUT level control on front panel
PRE/POST EQ (for line out) switch on rear panel
GROUND LIFT switch on rear panel
MASTER VOLUME
eQuAlIZAtIon
LOW center frequency: 40 Hz; level: ±16 dB
MID LOW (semi-parametric) frequency 100–800 Hz; level: ±16 dB
MID HIGH (semi-parametric) frequency 700 Hz – 6 kHz; level: ±16 dB
HIGH center frequency: 4.5 kHz; level: ±16 dB
VLE (Vintage Loudspeaker Emulator) max cut range: 250 Hz – 20 kHz
VPF (Variable Pre-shape Filter) center frequency 380 Hz (cut)
outPuts
SEND EFFECTS unbalanced, max. voltage 12 Vpp
TUNER OUT unbalanced, max. voltage 2 Vpp
LINE OUT balanced XLR, max. voltage 25 Vpp
SPEAKER OUT speakon, 1/4”
FOOTSWITCH mute, EQ bypass
otHer
HEIGHT 2 rack units (3.36 in. / 6 mm)
WIDTH 14.21 in. / 36.8 cm (19 in. / 48.3 cm with rack ears)
DEPTH 11.89 in. / 30.2 cm
WEIGHT 8.16 lbs / 3.7 kg
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)
fuse
EUROPE 4 A 250V T 5x20
AUSTRALIA/UK 4 A 250V T 5x20
USA/CANADA 8 A 250V T 5x20
JAPAN 10 A 250V T 5x20