Presentation at london hackspace!

here is the link

relays, switches and leds on mechanical sequencer





























mechanical step sequencer














PWM and drive belt inside mechanical step sequencer















switch matrix














rotary switch














rotary switch and drum box (first sequencer attempt)














6 osc noise synth














inside 6 osc synth














all the gang (I made the desk they're on too)














delay unit with spring reverb




























3 tire mini-keyboard with distortion, triggers for the bass chords and resonant filter.















close up of resonant filter (on picture of the pyramids)