MarkBass SD800 - Technical Specifications and Details; Input and Output Specifications; Controls and Equalization Details; Physical Dimensions and Power

04
4. SA450 / SD800 / SD1200 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
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 EFFECT 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” (SA450, SD800)
speakon (SD1200) - please use only
speakon-speakon power cable to ensure
your safety.
OTHER
HEIGHT 2 rack units (3.36 in. / 86 mm)
WIDTH 14.21 in. / 36.8 cm
(19.01 in. / 48.3 cm with rack ears)
DEPTH 11.9 in. / 30.2 cm
WEIGHT 7.5 lbs / 3.4 kg
OUTPUT POWER 300W RMS @ 8 ohm, 500W RMS @ 4 ohm (SA500)
450W RMS @ 8 ohm, 750W RMS @ 4 ohm (SD800)
750W RMS @ 8 ohm, 1200W RMS @ 4 ohm (SD1200)
POWER REQUIREMENT 100; 120V; 230V; 240V 50/60Hz
(Voltage is factory preset according to region of sale).
Markbass amps/combos are manufactured to be sold
and used in the country of purchase, and are factory
preset to that country’s voltage.
Due to homologation issues, the voltage may not be
changed.
FUSE
SA450
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
SD800
EUROPE 6.3 A 250V T 5x20
AUSTRALIA/UK 6.3 250V T 5x20
USA/CANADA 8 A 250V T 5x20
JAPAN 10 A 250V T 5x20
SD1200
EUROPE 8 A 250V T 5x20
AUSTRALIA/UK 8 A 250V T 5x20
USA/CANADA 12 A 250V T 5x20
JAPAN 12.5 A 250V T 5x20