For Fuzz Friday here's another take on the classic Colorsound One-Knob Fuzz by Emanating Fist Electronics (a sister company of D*A*M). It's fairly similar to the D*A*M Meathead, but with a few value changes. Here's the schematic: Note that in earlier versions of this circuit, R4 is replaced by a 20k trim pot. So the value there may need to be tweaked.