This is a fully built NanoRings module with power cable and mounting screws.
The module comes pre calibrated, if you need to re-calibrate at some point please follow these instructions:
To calibrate the unit:
- Disconnect all CV inputs.
- Connect the note CV output of a well-calibrated keyboard interface or MIDI-CV converter to the V/OCT input.
- Hold down both buttons until top led flashes orange.
- Send a voltage of 1V to the CV input.
- Press the top button. The bottom led will flash orange.
- Send a voltage of 3V to the CV input.
- Press the top button.
- Calibration is done!