FSM-400 Mixer – Fixed Format Stereo Production Mixer:

The FSM-400 Mixer is a compact, fixed format, stereo production mixer. The design allows the unit to accept two microphone inputs and ten stereo music inputs.

Unlike the majority of fixed format mixers on the market all connectors are fitted to the back face which allows unrestricted access when the mixer is fitted through a work top or in a rack.


The FSM-400 mixer is a 4-channel installation mixer available in standard 19-inch rack mount or 15 inch rack mount sizes in a choice of 2 colours black or blue.

In total there are 7 stereo (3 selectable to RIAA) and1 microphone inputs. Cross fade assignable on channels 2, 3 and 4. Outputs included are Main, Zone, Booth (all stereo/mono) also record, trigger and sub bass.

  • Music mute facility for fire alarm interface.
  • Headphone output available on both front and back panels.


  • Distortion <0.02% typically <0.005%
  • Max Output level +20db EQ +6db –20db @


Additional information

Product Leaflet


Product Manual


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