A9 Piano Chord
A ninth for piano
A9 for Piano has the notes A Db E G B. Listen to it and learn about its interval structure: R 3 5 m7 9.
| Piano chord name | A9 (A ninth) |
| Piano sound | |
| Notes and structure | A Db E G B (R 3 5 m7 9) Tweak chord notes |
| Chord Categories | is 7 (dom7) with added 9th 9th chord ; |
| Other Notations | A7(add9) A7/9 |
| Chord Construction | R = A A + major interval = Db (scale degree = 3rd) Db + minor interval = E (scale degree = 5th) E + minor interval = G (scale degree = minor 7th) G + major interval = B (scale degree = 9th) |
| A9 on other instruments | A9 piano A9 guitar A9 ukulele A9 mandolin A9 banjo |
Piano chord chart
Scales Related to this chord
D major D melodic minor E melodic minor D ionian B natural minor E dorian F#/Gb phrygian G lydian A mixolydian B aeolian C#/Db locrian F leading whole tone G overtone A overtone C#/Db altered D#/Eb altered D#/Eb enigmatic G#/Ab dorian b2 A#/Bb dorian b2 F augmented lydianTweak chord notes
C#
Db
D#
Eb
F#
Gb
G#
Ab
A#
Bb
C#
Db
D#
Eb
F#
Gb
G#
Ab
A#
Bb
C
D
E
F
G
A
B
C
D
E
F
G
A
B
References related to this chord
Ninth Chords on WikipediaMajor Seventh Chords on Wikipedia