TubeOhm Teases New 8-Voice DIY Synthesizer, ‘Jeannie’

This video, via Andre’ Laska, offers a sneak preview of the TubeOhm Jeannie, a new DIY synthesizer.

The Jeannie is an 8-voice polyphonic synth with effects, including reverb, echo and delay. It’s based on the Teensy 4.1 platform and the FV-1 chip, which powers many Eurorack effects processors.


  • 8 Voices
  • 2 Oscillators /Voice
  • Wavetable with 180 waves / each oscillator
  • 2 LFO
  • 2 ADSR
  • 1 multimode filter
  • UNISONO with 16 Oscillators
  • XOR / ring mod
  • 14 effects
  • Fully programmable
  • Up to 1000 sounds can be stored.

It’s expected to be available ‘soon’ as a DIY kit.