PBJ-Solo


With 6 jacks, 1660 solderless tie points and several power supply options, the PBJ-Solo makes a great platform for developing synthesizer circuitry.

You can build one for less than $95

Features you can use

  • 6 switched 3.5mm jacks
  • +/- 9V battery power supply
  • On-board 5V regulator
  • Eurorack power supply connector
  • 5V alternately supplied by Eurorack via jumper
  • 3 position power switch. BATT-OFF-Eurorack
  • LED power indicator
  • 4 Ground Test Points
  • 2 Battery Test points can be used to monitor or feed power
  • 4 large rubber feet

Buy the Circuit Board

Price: $19.95

Get The Design Files

Click Here

License Info

Creative Commons License
This work is licensed under a Creative Commons Attribution-ShareAlike 2.5 Generic License.