Db 9th chord
Db9 chord (also called Dominant 9th chord) for piano presented by keyboard diagrams.
Explanation: The Db ninth is a five-note chord. Due to practical circumstances, however, the fifth (Ab) is often omitted and/or the chord is played inverted. The chord is often abbreviated as Db9.
Omissions: Db9(no3): Db - Ab - B - Eb; Db9(no5): Db - F - B - Eb.
Theory: The Db ninth chord is constructed with a root, a major third, a perfect fifth, a minor seventh and a major ninth.
Notes: Db - F - Ab - B - Eb