Learn about circuits with this synth kit from Tech Will Save Us. Discover the joys of electronic music by building your very own synthesizer! Make three different synths: Dub Siren, Stutter and Atari! Play your synth and record your next big hit. Three potentiometers (simple knobs that provide variable resistance) control volume, pitch and frequency on this straightforward circuit. Experiment with electronic music or just make crazy sounds! Gain an understanding of how the various parts interact and combine to create a range of unique and wonderful noises.