Sunn Beta Preamp

SunnBeta 20944d4892e3

This is a single channel version of Sunn Beta Bass & Lead Preamps. You can find the original FSB thread here. There are two different sets of caps depending on which version you want to build. You could use Mark’s Bipolar Voltage Converter if you want: http://tagboardeffects.blogspot.fr/2014/01/bipolar-voltage-converter.html You could also use this external board to … Read more

Bass FuzzDrive

Bass FuzzDrive 26cc602f208e

Here’s a cool bass fuzz designed by Derringer over on DIYSB. It’s based around the classic DIY Bazz Fuss with built in blending circuit. Derringer mentioned that it might need a booster after it. The good ol’ LPB-1 should do nicely. Just put it between the Blend pot and Volume pot. Here’s the schematic.

Zorg Effects – Glorious Basstar

GloBas 9cac26467d2e

Here is a great bass overdrive by Zorg Effects. Gabriel, its creator, shared its schematic on FSB for everyone to use. You can find the original thread here If you want to have a look to his other projects or buy any of his PCBs, you can check his website: www.zorgeffects.com 30/11/2015 – Layout updated! … Read more

Crowther Audio Prunes & Custard

Crowther Prunes 26 Custard 63225147829d

The Crowther Prunes & Custard is a unique distortion box good for both guitar and bass. It’s a two-stage circuit, built around a TL072 dual-opamp. The first stage acts as a preamp, and the second stage generates the distortion, with harmonic overtones. I’ve laid this out for on board pots (long leg PCB-mount pots will … Read more