DIY electronic musical instruments and soldering kits

Coming soon

POLY555 Synth

$220.00
  • POLY555 Synth
  • POLY555 Synth
  • POLY555 Synth
  • POLY555 Synth
  • POLY555 Synth

Not currently available: Join waitlist

The POLY555 is a polyphonic, analog, square wave synth based on the 555 timer chip.

  • 20 keys control 20 555 timers under a plexiglass window
  • Custom PCB and 3D-printed hardware, all designed by yours truly
  • Satisfying "clicky" tactile switches
  • Built-in amplifier and speaker
  • Soldered, assembled, tuned, and ready to go!

Also available as a DIY Kit.

Version: A

External controls:20 keys, volume wheel, on/off switch
Internal controls:20 trim potentiometers for tuning notes
Dimensions:7.6"x 6.25" x 1.5"
IC Chips:LM555, LM386
Input/output:none

Read more about the POLY555 and its development here, and see it in action here.