Peach Pit
This is my take on the Frantone Peach Fuzz. Peach Fuzz is an op-amp buffer into a pair of LM386 in series, followed by a tone control similar to the Big Muff. It uses a dual op-amp but only one…
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Debugging your Circuit
No matter how many pedals I build they don’t always work, at least not on the first try! Anything can go wrong. Debugging is a skill and an art, that is not hard to master. It’s impossible to name all…
New Batch of PCBs
New batch of PCBs. A couple updates and a couple new things. Here’s this list: I designed the boards in Eagle PCB (I swear I will learn KiCad one day!) and had them manufactured at PCBWay.com. I love this service,…
Causality 6 by Frequency Central
This is 4/6 stage OTA based phase shifter by Rick Holt of Frequency Central fame. Here is a link to epic thread about this and a 4 stage design over at DIYStompboxes.com. Here’s my build, which is working but has…
Bandcamp Playlists
Bandcamp added playlists to the app! I love Bandcamp as a service. The one problem is the where and how you can play the music you’ve bought on the service. Playlists expand this in positive ways. Bandcamp has added features…
PedalPCB Terrarium
I put together a Terrarium from PedalPCB. Terrarium is a DSP platform that uses the Daisy Seed by Electrosmith. The Daisy Seed is like an Arduino Nano on steroids with audio super powers. You can read the link above for…
Ugly Face Build
The Ugly Face is a classic DIY Stompbox build. Almost a rite of passage! The circuit, by Time Escobedo, has been around since late 2002! Here is my schematic. Schematic Parts List Part Number Value R1 1M (Tayda, Stompboxparts) R2…
Super Fuzz Build!
Build your own Super Fuzz! The Super Fuzz is an octave fuzz used by Pete Townsend, Muddy Honey, J. Mascis and others. Read this post to learn more about the Super Fuzz. Build Your Super Fuzz Here is the schematic…
Flatline v2 Build
The Flatline is a a great simple compressor designed by John Hollis. Check out my original article on Flatline for some background. This is an update to the original board that incorporates some mods by Atomium Amps. Besides me part…
Ugly Face with Mix
I’m a big fan of the Tim Escobedo’s Ugly Face. This is a super fun project, sort of a. right of passage for DIY pedal makers. The sound is unique. The best way to describe it is as a square…
Doboz VCO340 Build
I built a pair of Doboz VCO340 VCOs. These are based around the CEM3340 chip, which was used in Yamaha DX7, Prophet and other famous synths from the 80s. Here are my notes for the build for anyone interested in…
Flatline OP2134
This is the Flatline compress by John Hollis with some mods by Atomium Amplification. I’ve built a few of these and they all work well. Flatline is a simple optical compressor built from a handful of easy to find parts.…