Vulcan Build
The Vulcan is a heavy over to distortion by Joe Davisson. Check his Analog Alchemy page for more of his designs. Here’s a discussion of the circuit over at the DIYStompboxes forum.
I created a PCB you can order at OSH Park.
PartValueC1100nC2100nC3100nC42n2C5100nC6100nC722µC822µC922µC10100µC1147nD11N914D21N914D31N914D4LEDD51N5817Q12N5089Q22N5089Q32N5089GAINA1MVolumeA100KR11MR21MR34M7R410KR51KR6470KR71MR84M7R910KR101KR11470KR121MR134M7R1410KR151KRLED1K-10K (adjust to taste)
Vulcan Parts List
Wiring for Vulcan PCB
Vulcan Build was originally published on Super-Freq












