This powerful analog solid-state 500W bass head with plenty of sound-shaping and volume control. This page is for information, comments, and public reviews about the Markbass SA450 500W Bass Head. Features include Neutrik Speakon Combo out jacks, a Pre/Post EQ and ground protection switches, as well as an Effect Send and Return option to keep your signal going even if a pedal dies on you.
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Soild state analog power preamp
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Provides 500W to a 4 ohm cab, 300W to a 8 ohm cab
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1/4" input jack works with both passive and active basses
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Gain and Master volume controls
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Clip warning light
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Line out volume control knob
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EQ includes controls for Low, Mid Frequency Low, High Frequency Low, and High
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High and Low level controls for deciding how much frequency area will be affected by the EQ
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VLE (Vintage Loudspeaker Emulator) and VPF (Variable Pre-shape Filter) filters
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Neutrik Speakon Combo out jacks for use with 1/4" or Speakon speaker cables
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Balanced XLR out
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Pre EQ/Post EQ switch to determine whether the output signal is effected by the EQ settings or not
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Ground lift switch to eliminate hum
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Tuner out sends unbalanced signal sent to a tuner, amp or recording equipment not needing a balanced signal
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Send and Return Effect ensures main signal continues even if something dies in your effects chain
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Dual-sided fiberglass PC boards with lined perforations for high-quality solder connections
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Surface-mount components are silicon-sealed to isolate vibrations
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Computer-grade pre-assembled ribbon connector cable harnesses and ribbons for noise-free operation
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Integrated threaded posts for easy assembly/disassembly and added durability
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Rigid 2mm thick aluminium chassis for a long-lasting finish
Markbass SA450 500W Bass Head
The SA450 is Markbass` standard, solid-state, analog powered professional amp head. Versatile and packed with plenty of features as listed below, it provides more EQ control than its sibling the Little Mark II, a line out level control and pre/post EQ switch. Add this bass amp head to your rig and listen to the difference it makes in your overall stage presence.
Order today with the no-risk assurance of our Total Satisfaction and Low Price Guarantees!
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Power
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Input impedance: 500 Kohm, max. voltage: 9 Vpp
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Effect return impedance: 33 Kohm, max. voltage: 12 Vpp
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Output Power: 300W RMS at 8 ohms, 500W RMS at 4 ohms
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Power Requirement: 100/120V; 230V; 240V; 50/60Hz
Controls
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GAIN: 80dB to +25dB range
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LINE OUT: Level control on front panel
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PRE/POST EQ (for line out): Switch on rear panel
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GROUND LIFT: Switch on rear panel
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MASTER VOLUME
Equalization
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LOW
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Center frequency: 40Hz; level ±16dB
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LOW-MID
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Semi-parametric: frequency 100 800Hz, level ±16dB
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HIGH-MID
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Semi-parametric: frequency 700Hz 6kHz, level ±16dB
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HIGH
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10kHz shelf; level ±16dB
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VPF (Variable Pre-shape Filter)
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Center frequency: 380Hz (cut)
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VLE (Vintage Loudspeaker Emulator)
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250Hz 20kHz cut
Outputs
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EFFECT SEND
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Unbalanced, max. voltage 12 Vpp (pre-EQ)
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TUNER OUT
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Unbalanced, max. voltage 2 Vpp
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LINE OUT
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Balanced XLR, max. voltage 25 Vpp
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SPEAKER OUT
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Speakon, 1/4"
Other
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Dimensions: 14.5"(W) x 3.39"(H) x 11.9"(D)
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2U tall
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19"(W) with rack ears
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Weight: 7.5lbs.
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