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Fuzz Face NPN Ge

I have this bag of NPN Germanium transistors. These are rare and you don’t see them much in pedals. They offer a huge advantage over the typical PNP types found in Fuzz Face’s, you can use a regular power supply!…

Tremshifter v2

This is an updated PCB for Tremshifter. The original idea is Dead Astronaut effects. I built a few his PCBs, but didn’t like the layout and construction, so I designed my own PCB. My first version had some issues, this…

Fuzz Face Ge NPN

This is an NPN Germanium Fuzz Face. I designed the PCB in Eagle, and had the PCBs made at OSHPark.com. The original Fuzz Face used germanium PNP transistors. The germanium transistors is supposed to have some special mojo. PNP types…

Super Fuzz v2

This is a second version of the Univox Super Fuzz. Check out the first version in these posts. The first version fit a 1590BB sized box. This time I thought I’d try and get it into a smaller 1590B box…

OSHPark PCBs

OSHPark.com is PCB service in the US. I’ve used them a few times. Here is the results of my most recent order. OSHPark charges $5 per square inch. The size of your board matters! You get three board and free…

Glitchstorm PCB

I got Glitchstorm working on the breadboard (see this post); the next step is to make a PCB! I had some boards manufactured by PCBWay.com. I took these to the Maker Faire and gave them away to people who came…

Pedal Building at Noisebridge

Thanks to everyone who came to the pedal building event at Noisebridge on Nov. 1, 2025. Great to see new faces, and always great to see returning hackers! The energy was excellent — I attribute this to the enthusiasm of…

PWM by Tim Escobedo

I wonder what happened to Tim Escobedo? The author of Circuit Snippets, a page with a lot of great ideas for guitar effects. The site is no longer active, but it has been archived in a few places; here is…

Guitar Pedal Workshop at Noisebridge

Had another great session building some guitar pedals at Noisebridge. If you think this interests you and you are in the Bay Area, you should join us! Join the Noisebridge Meetup channel. The pedal workshop is scheduled every other week…

Glitchstorm at Noisebridge!

Glitchstorm is an Arduino based bytebeat synthesizer. In short this is a noise maker that generates chiptune style sounds. It’s a lot of fun to play with! In more detail, bytebeats are music generated with software via non-linear algorithm. The…