Just intonation Major chord



comparison, in cents, of major triad tunings


most pianos , electric pianos , synthesizer keyboards tuned equal temperament. in equal temperament, each semitone same distance apart. tuning system used intonation. in intonation, major chord tuned frequency ratio 4:5:6 ( play (help·info)). may found on i, iv, v, ♭vi, ♭iii, , vi. in equal temperament has 4 semitones between root , third, 3 between third , fifth, , 7 between root , fifth. represented integer notation (0, 4, 7). in equal temperament, fifth 2 cents narrower perfect fifth, major third noticeably different @ 14 cents wider.








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