Inside a metal project box — grounded, of course — an ATtiny85 is connected to a button, an opto-isolated TRIAC AC power switch, and a ‘pilot’ light indicating power.

The ATtiny in this project is overclocked to 30MHz or so using the on-chip PLL. That, plus a few wires of sufficient length means this chip can generate and broadcast NTSC video.

Backer early bird pledges are now available for the inventive project from roughly $15 or £11 (depending on current exchange rates). If the Binary Decoder campaign successfully raises its ...