Harmonic drone synthesizer with sequencer.
Each key is an overtone on the harmonic series. You can adjust the volume rise and fall time from < 1 second to 60 seconds making it easy to control a slowly evolving tone.
Knob1: Base Frequency
Knob2: Detune
Knob3: Rise/Fall Time
Knob4: Brightness
Aux: Sequencer
Foot Switch: N/A
