Synth DIY: This video, via Unearthed Music, demonstrates the Visible Pocket Oscillator – a DIY see-through synth:

I really love this instrument. It’s simple to build and operate, yet the variety of sounds possible is broader than you would expect.

This is the third Posc I’ve built. For my third version I decided to build it into a transparent plastic case, formerly packaging for my iPod Touch. Let’s call it the Visible Posc.