Modified DOD FX70 Stereo Flanger

DOD stereo flanger mods

I have had this old DOD Flanger kicking around in my parts box for about 10 years. I finally got around to testing the mods on it, and WOW! It’s a killer. From added LFO tones and noise to delay-like repeats The mods are pretty simple, you replace the 3 internal trim pots with comparable-value … Read more

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Pitch control for cassette players

Figured I might as well post this stripboard layout that I did for the cassette player speed mod. It is based on a drawing from the old Casper Electronics website. Only requires a small piece of stripboard (4×6 ) and 5 components. There are other ways to affect the speed of a tape player motor … Read more

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Speak and Math MidiSpeak

When I saw the midi speak kit online I knew I had to have one for my Speak and Math. The circuit-bent Speak and Math is already a ton of fun to play with. Sick, sputtering, looping glitches, word fragments, and random number strings are common, so getting it to trigger along with your drum … Read more

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Circuit Bend a Toysmith Megaphone Voice Changer

Here is a handy diagram for circuit bending a Toysmith Megaphone Voice Changer. There are a couple more mods you can do to this bad boy but the ones pictured are the key to getting sound in and out via jacks, as well as pitch and feedback loop. These are really versatile in the studio … Read more

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V-Tech Video Painter

A couple more pics and a video of the video painter doing what it does. I probed and prodded for these results but have since found THIS, on one of the best circuit bending blogs ever, GETLOFI.com I’ll open this guy back up and see what these connections can do. Share this content

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Yamaha Mu-5 Build Pics

I bent this Yamaha MU-5 a few months back and never posted the pics here. The ic is surface mount and has tiny legs that make it a chore to solder to, but the results are worth all the solder stress. I love to chain this thing to my Roland Tr-505 or Alesis HR-16 and … Read more

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The Revenger!

Revenger circuit with body contacts and pitch

I made this out of stuff from my junk box/pile. The main circuit is from a Radio Shack desktop toy called “The Revenger”, complete with Laser, Machine Gun, & Bomb sound effects. I may have to record another video using the Dub Box Delay so you can hear the true LoFi reggae glory. Simple pitch … Read more

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Rockin’ Robot aka Mr. Mike

Taking a break from the “massive project” to bend an old Mr. Mike some dude sent over.. here are the first couple of bends I’ve found.. I also found a master pitch control.. will post more when I get it finished. UPDATE 10.07.11 Shipped back to his owner in Niagara Falls, NY, I’m gonna keep … Read more

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