Test page for the microphone mode. Here you can check whether note detection copes with your guitar and your microphone - and set the two thresholds for it.
Back to the microphone practice—
— Hz
They take effect straight away, without restarting the microphone.
Below this nothing is even looked for. Too high: quiet notes get missed. Too low: room noise sets it off.
How clean the vibration has to be. Too high: the note is only caught right after you pluck. Too low: noise gets read as a note.
Current values to copy into the code: minVolume = 0.010, minClarity = 0.50