Tag Archives: High-Gain

Joe Davissons JFET-Vulcan 1.0 / Devil V2.0 -DIY

This is all about Joe Davissons JFET Vulcan high gain overdrive. Although the schematics that can be found on the net are a few years old this is still one of the simplest to build and good sounding high gain circuits. The original Vulcan PCB has been discontinued. The Devil The original circuit uses J201 […]