Diatonic harmony is boring. Random dissonance is boring too. How do you make your music less predictable, but in a logical-sounding way? Especially if you want your harmony to sound “jazzy”? One reliable technique is to use secondary dominants. The idea is to treat each chord in a key as the temporary center of its own key, and precede it with its own V7 chord. This diagram shows all twelve possible key centers on the inner ring, and each one’s V7 chord on the outer ring:
The idea here is that if you pick any dominant chord on the outer ring, it will sound good to resolve it to its neighbor on the inner ring.
Continue reading “Make your chord progressions less boring using secondary dominants”