Ashdown 550 Spyder bass amplifier heads feature a rack mount design and Über-cool looks. Ashdown 550 Spyder bass amps combine the warmth of the 427 Small Block’s all-tube pre-amplifier stage with the dynamics and punch of a tour-proven ABM power stage. 550 Spyder delivers the ultimate hybrid.
550 Spyder bass heads feature High and Low gain inputs, front panel-mounted Effects Send and Return, rotary Bass, Middle and Treble controls with Mid Shift, Bass Shift and Bright switching, Mute switch, rotary Gain and Master volume controls and balanced DI output with Pre/Post switching. Ashdown 550 Spyder bass amps make the ideal partner for US and Classic Series speaker cabinets.