An interval is the distance between two pitches, usually measured as a number of steps on a scale. A dyad is a pair of pitches sounding together (in other words, a two-note chord). Since a dyad is ...

An interval is the distance between two pitches, usually measured as a number of steps on a scale. A dyad is a pair of pitches sounding together (in other words, a two-note chord). Since a dyad is ...