# A9 Guitar Chord

> The A9 dominant 9 chord enriches the dominant 7th by adding a major ninth B, enhancing its tension with a colorful, jazzy flair. This extended harmony adds sophistication, frequently used in jazz, blues, and funk for dynamic progressions. With C♯ in the bass, this voicing functions as the 1st inversion of A9.

Source: https://guitarwiz.app/chords/a9/c-sharp

## Chord Facts

- Symbol: A9
- Notes: A, C♯, E, G, B
- Intervals: 1 (A), 3 (C♯), 5 (E), ♭7 (G), 9 (B)
- Mood: jazzy, rich, sophisticated, lush
- Genres: Jazz, Funk, Soul, Fusion
- Playable shapes: 89

## Quick Shapes

- Shape 1: -1 4 2 2 0 3 (https://guitarwiz.app/chords/a9/c-sharp/x42203)
- Shape 2: -1 4 5 4 5 5 (https://guitarwiz.app/chords/a9/c-sharp/x45455)
- Shape 3: 9 7 7 0 0 7 (https://guitarwiz.app/chords/a9/c-sharp/977007)
- Shape 4: 9 7 7 0 8 7 (https://guitarwiz.app/chords/a9/c-sharp/977087)
- Shape 5: 9 7 7 9 8 7 (https://guitarwiz.app/chords/a9/c-sharp/977987)
- Shape 6: 9 0 7 9 8 7 (https://guitarwiz.app/chords/a9/c-sharp/907987)
- Shape 7: 9 0 9 9 8 7 (https://guitarwiz.app/chords/a9/c-sharp/909987)
- Shape 8: 9 7 7 0 0 0 (https://guitarwiz.app/chords/a9/c-sharp/977000)

## Related Articles

- https://guitarwiz.app/articles/how-to-read-guitar-chord-diagrams
- https://guitarwiz.app/articles/chord-construction-guitar
- https://guitarwiz.app/articles/chord-inversions-guitar
- https://guitarwiz.app/articles/extended-chords-guitar