The Diablo is a modified BSIAB circuit and the Diablo+ version has an added boost at the output that's independent from the main overdri...

Originally a bit of a flop from Boss, the FET Amplifier was made famous by U2's The Edge. It features a 2-band Baxendall tone stack and ...

Got a request for this one for Fuzz Friday. Originals fetch crazy prices online. It's an octave fuzz with a clean blend. If you want a f...

Here's a simple MOSFET overdrive from Lovepedal. Should be a quick and easy build in a 1590B. The board is designed to fit vertically in...

Took the Boss OD-1 layout from a few weeks ago and put together the Fulltender. It's just a modded OD-1, but with enough changes that a ...

Here's another Plexi-in-a-box overdrive, this time from the great Robert Keeley. It's a cascaded opamp design running on a bipolar +...

The Bumble Buzz is sold by Third Man Records, Jack White's record store and was designed and built for him by Union Tube & Transist...