This chord theory lesson focuses on how to transform a dominant 7 chord (drop 2, drop 3 and related inversions) into a rootless ninth chord by replacing the tonic (1) with the ninth (9).
This technique will help guitarists expand their harmonic knowledge and also explore their neck in more depth. This can be a useful trick when composing or for chord melody arrangements.
This guitar lesson with charts and shapes will help you understanding the differences between major 9, add9 and dominant 9 Chords. How they are built and how to play them on guitar.