chord substitution

Tritone substitution 2

The Tritone Substitution - Guitar Lesson With Theory and Tabs

On 2017-04-13

The tritone substitution sometimes referred to as dominant chord substitution is one of the most popular harmonic technique found in jazz and other styles of music.

It involves replacing a dominant seventh chord with another dominant seventh chord located a tritone (or augmented fourth) away from the original chord's root.