Here the Univox SuperFuzz with the mods done by FSB member derringer. It replaces the stock tone switch with a pot, as well as a few other u...

Here another classic fuzz, the Mosrite Fuzzrite. This is the silicon version. The original transistors were marked "TZ82" so be s...

Here's the grey spec DOD Overdrive 250 that fits in a 1590a enclosure. You could also build a yellow spec 250 or the MXR Distortion + wi...

Here's a quicky. It's an old Dragonfly design and was my first perf build.

Here's another PT2399 delay by Allesz that might be worth trying out. 

Here's a fairly simple PT2399 delay from Allesz over on FSB. Here's what he had to say about it: It is a simple circuit and it wor...

Here's a clean octave up effect from Tim Escobedo. The Bias control offer subtle changes, which is why I have it as an external pot. He...