Called “The Prism”, this device is essentially a guitar / synthesizer mashup, with some “aspects of a theremin and a laser harp thrown in to boot.” Continue reading to see it in-action. Click here for first picture in gallery.
In short, it’s not like anything else, and you can use it to make some really neat sounds. Anything from cold Sine and harsh square waves to heavily distorted noise.
[via Instructables]