
In "continuous" mode the space on the right determines a continuously variable pitch - like the original Theremin. When you leave the bin, the note might stop (e.g. As your hand enters a bin, the note for that bin starts. In "discrete" mode the space on the right is divided into "bins". Your right hand controls the note being played. It has a high degree of polyphony (up to 64) so it can play single notes or chords. The musical notes are produced by a MIDI chip - the VS1053 - which has 127 voices (i.e.

It has a built-in MIDI synthesiser, amplifier and speakers. It's not really a Theremin of course but "Theremin" has become the generic term for instruments played by waving your hands around.

This is a musical instrument which uses two sonar distance sensors to control the pitch and quality of the notes.
