
Preamp of the Grampian Reverberation Unit Type 636
The result is a versatile pedal that can be used as an 'always on' preamp with a beautiful color, a booster for solo parts, or a tool to saturate and enhance the amp's natural overdrive.
Based on the preamp of the Grampian Reverberation Unit Type 636 S/N: 1138
Suitable for guitar, bass and keys
Improved and quieter circuit including true bypass switching
Hi. Cut and Lo. Cut tone shaping controls for maximum versatility
Smart Track® Fastening System