TheCRAZY JACK FUZZ FZoG. GOLD ! TheFuzz FZoG itself - 110mm x 60mm x 32mm (plus height of knobs) inGORGEOUS GOLD ! so happy ????". Based on the original 1960's Dallas-Arbiter FuzzFace circuit, this version uses Silicon/NPN Transistors of theBC108c variety - a popular choice amongst connoiseurs and Fuzz Fans the world over!