What Is a Thirteenth Chord, How Is C13 Constructed, and Why Are Some Chord Tones Omitted?

Thirteenth chords represent the highest commonly used extension in traditional tertian harmony. They are built by continuing the… read more

What Is Extended Harmony, and How Do Seventh, Ninth, Eleventh and Thirteenth Chords Work?

A triad is the basic building block of much Western harmony. Three notes, arranged in a particular relationship, are enough to establish a… read more