Versatile and packed with pro features.

The SA450 is Markbass' standard, solid-state, analog powered professional 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.

Markbass SA450 500W Bass Head Features:

• Soild state analog power preamp
• Provides 500W to a 4 ohm cab, 300W to a 8 ohm cab
• 1/4" input jack works with both passive and active basses
• Gain and Master volume controls
• Clip warning light
• Line out volume control knob
• EQ includes controls for Low, Mid Frequency Low, High Frequency Low, and High
• High and Low level controls for deciding how much frequency area will be affected by the EQ
• VLE (Vintage Loudspeaker Emulator) and VPF (Variable Pre-shape Filter) filters
• Neutrik Speakon Combo out jacks for use with 1/4" or Speakon speaker cables
• Balanced XLR out
• Pre EQ/Post EQ switch to determine whether the output signal is effected by the EQ settings or not
• Ground lift switch to eliminate hum
• Tuner out sends unbalanced signal sent to a tuner, amp or recording equipment not needing a balanced signal
• Send and Return Effect ensures main signal continues even if something dies in your effects chain
• Dual-sided fiberglass PC boards with lined perforations for high-quality solder connections
• Surface-mount components are silicon-sealed to isolate vibrations
• Computer-grade pre-assembled ribbon connector cable harnesses and ribbons for noise-free operation
• Integrated threaded posts for easy assembly/disassembly and added durability
• Rigid 2mm thick aluminium chassis for a long-lasting finish

See what this excellent bass head does to your amp and overall bass sound. Order today!

Markbass SA450 500W Bass Head Specifications:

• Power
• Input impedance: 500 Kohm, max. voltage: 9 Vpp
• Effect return impedance: 33 Kohm, max. voltage: 12 Vpp
• Output Power: 300W RMS at 8 ohms, 500W RMS at 4 ohms
• Voltage is factory preset for the U.S.
  
  Controls
• GAIN: —80dB to +25dB 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: 40Hz; level ±16dB
• LOW-MID
• Semi-parametric: frequency 100—800Hz, level ±16dB
• HIGH-MID
• Semi-parametric: frequency 700Hz — 6kHz, level ±16dB
• HIGH
• 10kHz shelf; level ±16dB
• VPF (Variable Pre-shape Filter)
• Center frequency: 380Hz (cut)
• VLE (Vintage Loudspeaker Emulator)
• 250Hz — 20kHz 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
• Dimensions: 14.5"(W) x 3.39"(H) x 11.9"(D)
• 2U tall
• 19"(W) with rack ears
• Weight: 7.5lbs.