- Chord modes: Major, Dorian, Phrygian,
Lydian, Mixolydian, Minor, Locrian.
- Key selector and volume for root, 3rd, 5th,
7th, 9th, 11th, 13th and 15th notes.
- Oscillator sync, PWM and shape controls.
- Envelope DSR.
- LFO for sync, PWM and shape.
- Filter resonance control.
Harmony Box is available as a freeware instrument
plug-in for Windows and Mac (VST/AU).