Love weird sounds and curious about circuit bending? Check out this blast from the past: MAKE Volume 04‘s Circuit Bending project by Cristiana Yambo and Sabastian Boaz. This 12-page how-to shows you how to modify a Casio keyboard (they used the SK-5):

And make this “unstoppably flexible sound organ and sonic effects generator” setup, ready to crank out some Franken-beats (above the keyboard on the right is the patch bay box and on the left is external controller port):

The best part is that you can take what you learn in this project and bend just about any battery-powered audio toy or musical instrument. This cool illustration (full-sized in Digital Edition link below) shows how you can play open circuits to test out what sounds your device is capable of making:

Check out the full article in our Digital Edition and for more, pick up a copy of MAKE Volume 04 in the Maker Shed and learn how to make a cigar box guitar, a mint-tin amp, use your Game Boy as a musical instrument, start VJing, and more. Long live bleeps!