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A comment on Show HN: To learn Music Theory, I built a Chord Detector App. Parent comment

Re:Show HN: To learn Music Theory, I built a Chord Detector App by v_b on Monday June 21, 2021 @06:14AM (#27577802)
The 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.

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