(Be sure to keep your volume at a low level as there’s a fairly piercing tone around 2m10s!)

Mike Walters modified a Yamaha PSS 140 and rehoused al the parts and functionality in a new custom speakandspell-esque case (looks like that circuit-bent aesthetic may be catching on). Thus bringing us the Mike-o-Wave. Check out more of his work @ Mystery Circuits.


  • Jim Vila

    Please, get a tripod for your camera. After watching the (interesting!) video, I felt quite sick for a few minutes.