V to I resolution
Use the dominant sound to pull strongly into a stable major tonic.
Guitar chord companion
A#9 Chord
Learn the A#9 chord on guitar with chord tones, intervals, and interactive fretboard shapes.
1A#3C##5E#b7G#9B#
Playable A#9 Chord voicings
Start with these chord-box shapes, then use the full fretboard below to see every chord tone.
A shape, open position
Low to high strings: x 1 x 5 3 4
G shape, fret 3
Low to high strings: 6 5 3 5 3 4
E shape, fret 6
Low to high strings: 6 8 6 7 6 8
D shape, fret 8
Low to high strings: 10 x 8 10 9 8
C shape, fret 12
Low to high strings: x 13 12 13 13 13
Full fretboard map
Every A#9 Chord chord tone across the neck, with roots highlighted for quick orientation.
CAGED
Common progressions using A#9
Try these progressions to hear the chord in context instead of treating it as an isolated shape.
Minor-key dominant pull
The same dominant root can resolve into a minor tonic for a darker cadence.
Turnaround color
Place the dominant at the end of a turnaround so the next phrase has forward motion.
Chord Tones
| Degree | Interval | Note |
|---|---|---|
| 1 | R | A# |
| 3 | 3 | C## |
| 5 | 5 | E# |
| b7 | b7 | G# |
| 9 | 2 | B# |
Compatible Scales
Formula
R – 3 – 5 – b7 – 2