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…

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.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…

Here is another 22/7 build. It’s a Big Muff variation. This unique circuit replaces the transistor stages of the classic Big Muff with CMOS inverters. It’s a unique flavor of Muff. CMOS inverters have their own unique flavor of distortion…

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…

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…

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…

This UBE Screamer by RunOffGroove.com is a unique twist on the venerable Ibanez Tube Screamer TS-808. It replaces the op-amps and transistor stages with a single hex inverter using an inverter in place of each op-amp and transistor. This has…

Just published the Ugly Face v 1.1 to OSH Park. Built and tested, it works well! This is classic DIY project, it’s almost a rite of passage for new DIY stomp box enthusiasts. The Ugly Face is more of a…

Here’s a Vulcan V1.2 circuit it adds reverse polarity protection, and ground pads for input and output jacks. These are available on OSH Park. Order some boards and follow the build guide to build your own Vulcan. Vulcan On OSH…
Vulcan pcb built up. This is version 2.
Vulcan PCB. This is a great sounding overdrive by Joe Davisson.
This is Joe Davisson’s Vulcan overdrive. Starting with a prototype board made at home with the Othermill, then turned this into a board from OSHPARK. Boxed up and is working well. This is an interesting overdrive with a couple unique…