1981 Inventions DRV
PedalPCB’s schematic, info and pcb available here. This is a buffered effect. For true-bypass, leave out Sw 3 and connect the rest the usual way.
DRV
Tools, Tones and Toys for Guitarists
PedalPCB’s schematic, info and pcb available here. This is a buffered effect. For true-bypass, leave out Sw 3 and connect the rest the usual way.