Grampian Type 636 Reverberation Unit Vibrato Power regulators replaced with new

Power regulators replaced with new units and flexible leads to the PCB

inputs are wired pin 1 hot so may require custom-made cables to interface correctly with some equipment) and input level can be adjusted by a small screw dial (some crackling can occur on adjustment after long periods - use or Deoxit will rectify this)

The face is very clean with only the most minor amounts of wear

Will be supplied serviced and working 100% following a thorough restoration – ready to give reliable service

Grampian Type 636 Reverberation Unit Vibrato Power regulators replaced with newAn excellent example of an original 1960s Grampian. All the germanium distortion and reverb you could ever need.