- Octave 1
- controls the volume of a tone 1 octave lower than the input signal
- Octave 2
- controls the volume of a tone 2 octaves lower than the input signal
- controls the volume of the uneffected input signal
the Exar brochure
The OC-1 creates two notes, one and two octaves below the note played into it, sounding like a guitar and two bass guitars playing together. The independent adjustment of the individual signals allow to play on the single octaves or mixed them together in optional proportions.