3 ms·Finally someone came up with he idea of detecting chords. Well done.by ClanOfNihil 5y agoFinally someone came up with he idea of detecting chords. Well done.v_b 5y agoThe idea is not new but it is not that simple. A tone can be mapped to a frequency, this is basically what Tuner Apps are doing. A Chord is built up by multiple Tones. There are a lot of techniques - some do it well others fail.IndySun 5y agoSo dry.