This is built on the circuit of the 1967 Zonk Machine II, the two transistor silicon version. This is a one off pedal, only one I've built and won't be building more of these ones.
Hand Built Fuzz Effects Pedal - Based on Fuzz Face Germanium OC42 GET883
Build Your Own One Knob Fuzz Effects Pedal - PCB - Build one of 6 Fuzz Variants
Demonfx Fuzz Works 7 Fuzz Effects Guitar Pedal Good Condition
Tone City - Mad Stone - Fuzz Effects Pedal Guitar Effects Pedal
Line 6 POD Express Black – Ultra-Portable Hi-Gain Guitar Amp and Effects Processor with 7 Unique Amps, 7 Speaker Cabinets, 17 Built-In Effects, USB-C Interface for Recording
Morley Cliff Burton Power Wah Fuzz Effects Pedal