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SKU: DinSy_.OSC303MKII Maker:


The OSC303MKII is an updated version of the OSC303 with these improvements:

  • Complete PCB redesign in the style of the DrumDokta and VCF303 (skiff friendly).
  • Silver anodised, aluminium panel with sub-eloxal print (printed directly into the oxide layer)
  • Fine and coarse tune.
  • Now free running.
  • Much louder outputs
  • Linear FM with attenuation
  • Bonus waveform, the not so triangle, triangle.


  • Reverse power protected
  • Width 8 HP
  • Depth 42 mm
  • Power consumption: ~32 mA  (<21mA +12, <11mA -12)

OSC303MKII user manual