22/7 on OSH Park

Built and test this second version of the 22/7 by RunOffGroove.com. Sounds good. This is a great alternative for Big Muff fans. The OSHPark project is public and verified. 22/7 is a Big Muff built around CMOS inverters in place…

Built and test this second version of the 22/7 by RunOffGroove.com. Sounds good. This is a great alternative for Big Muff fans. The OSHPark project is public and verified. 22/7 is a Big Muff built around CMOS inverters in place…

Here’s a purple sparkle op-amp Big Muff Clone. This fine specimen is for sale on my Reverb shop. If you’re in familiar, the Big Muff circuit is built around 4 transistors for all of the different versions except for one…

This Haunting Mids clone is on sale on my Reverb shop. If you haven’t heard of Haunting Mids, this is not a clone of the JHS Pedal with the same name, it’s DIY community variant of the Big Muff. It…
Found this blog post about a tour of the Electro Harmonix factory. It’s all in Japanese but the pictures are great.

Harvesting parts from these old PCBs. I had this need for a A100K pot and Christmas 🎄 has holding up the deliver from Tayda Electronics. So I started digging through my bin of old projects that never made it into…

I was trying to up the quality of my builds and thought about shielding and noise. Did a little research on the interwebs and came up with a few tips. First a little background. High gain circuits often run series…

This is the second version of the UBE Screamer board. This version fixes a mistake with the reverse polarity diode. I’m calling this ready for public consumption and will add it to the OSH Park projects pages soon. The enclosure…

The most fun DIY build you can make! This is my version of the Ugly Face Tim Escobedo. Great box with a unique sound . Not your typical fuzz or distortion box. Build your own from my OSH Park PCB…

This was an Algal Bloom clone by Fuzzhugger. I traded this on r This pedal hits a great heavy fuzz without the dissonant overtones.

this is one of my favorite overdrives. With a dark smooth tone, it’s really an overdrive, rather than a low gain distortion. It really never goes into hard clipping which gives it an expressive dynamic range. I built this from…

Here’s another Life clone. I’d say this is really an evolution of the Life pedal. It has the octave as a switchable option. The octave comes before the fuzz section and is mixed with the input buffer. Makes for a…

Great overdrive/distortion with good dynamics and clarity cleans up well with volume knob. You can buy this one at my Reverb Shop. Or, build your own! Order PCBs from OSH Park and follow the build doc. Vulcan On OSH Park…