The Architecture of Music

Chords

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Chord Formulas and Interval Diagrams

Interval diagrams can be used to show how a chord formula defines the notes in a chord. Study the interval diagram and maj3 chords below. No matter which note is used as the bass note, the maj3’s chord formula and interval diagram remains the same and dictates all the other notes for each maj3 chord.

Chord Formulas and Interval Diagrams