Ab 7#9 Guitar Chord | Play, Hear and Practice Interactively
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The Ab 7(#9) chord, a member of the Dominant Chords family, is constructed from the notes Ab, C, Eb, Gb, and B. These correspond to the intervals 1 (Root), 3 (Major Third), 5 (Perfect Fifth), b7 (Minor Seventh), and #9 (Major Ninth). Use the interactive fretboard tool above to visualize every fingering, listen to the chord played as a strum or arpeggio, and get instant confirmation of your playing with real-time microphone feedback – ensuring you're hitting every note cleanly.
This chord offers a rich, complex sound, making it a favorite in jazz and blues genres. Its unique character comes from the interplay of its extended intervals. To dive deeper into the theory behind this chord's construction, explore our tutorial on Chord Construction. You can also gain a broader understanding of how this chord fits into its family by checking our guide on Dominant Chord types, or specifically, learn more about the extended voicings in our Ninth Chords tutorial.
Below, you'll discover multiple Ab 7(#9) chord diagrams, ranging from easier shapes to more advanced voicings, along with deeper music theory insights, popular songs featuring this chord, and the keys where it commonly appears. Before you explore the diagrams, spend some time with the interactive tool above. Set a comfortable tempo with the drum and BPM tool, experiment with different fingerings, and let the mic feedback guide your practice. This hands-on approach is the most effective way to internalize new chords and make them sound great.
Notes of the Ab 7(#9) chord:
Chord Structure:
How To Play The Ab Dominant Seventh Sharp Ninth Added chord on guitar
Position 1
Movable
Position 2
Barre
Movable
Position 3
Barre
Movable
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FAQ
What makes the Ab 7#9 chord a 'dominant chord'?
The Ab 7#9 chord is classified as dominant because it fundamentally contains the root (Ab), major third (C), perfect fifth (Eb), and minor seventh (Gb). These specific intervals are the core components that define a dominant 7th chord within the Dominant Chords family.
What is the significance of the '#9' in the Ab 7#9 chord name?
The '#9' in the Ab 7#9 chord indicates the inclusion of a Major Ninth interval, which is the note B. This specific extension adds to the chord's characteristic 'rich, complex sound' and distinguishes it from a standard dominant 7th chord.
What are the specific notes that make up the Ab 7#9 chord?
The Ab 7#9 chord is composed of five distinct notes: Ab (the root), C (the major third), Eb (the perfect fifth), Gb (the minor seventh), and B (the major ninth).
How does the Ab 7#9 chord differ from a standard Ab7 (dominant 7th) chord?
The main difference lies in the added Major Ninth (#9) interval. A standard Ab7 chord contains the root, major third, perfect fifth, and minor seventh (Ab, C, Eb, Gb). The Ab 7#9 chord includes all these notes, plus the B (Major Ninth), which creates its unique extended and complex harmonic texture.
In what musical styles is the Ab 7#9 chord commonly used?
Due to its 'rich, complex sound,' the Ab 7#9 chord is frequently utilized in various music genres. It is particularly popular and highly valued for its distinct color and tension in jazz and blues music.