Andrew Sink has a great video about the new DIY synth from Oskitone:
Oskitone POLY555 – 3D Printed 555 Timer Analog Synth!
Interested in 3D printing, circuit bending, or synthesizers? Check out the POLY555 by Oskitone, a synth that uses twenty 555 timers to create polyphonic music!
Find out more: POLY555 DIY Kit