A7#9 guitar chord
The A7#9 chord (A 7th sharp 9) is built from the notes A, C#, E, G and B#, formula 1–3–5–b7–#9.
- Notes
- A C# E G B#
- Type
- 7th sharp 9
- Level
- Barre chord
Fret 4
5455xxHow to play A7#9
The easiest A7#9 shape is 5455xx, starting around fret 4. Mute any strings marked x so only chord tones sound.
Gritty and aggressive, famous as the 'Hendrix chord' in rock and funk.
Questions
What notes are in the A7#9 chord?
A7#9 contains A, C#, E, G and B#. Its formula is 1–3–5–b7–#9.
Is A7#9 hard to play on guitar?
It is harder than a basic open chord. The most common shape is 5455xx.
What can I play instead of A7#9?
A7 is the closest simpler chord. It keeps the same root and basic character, so it works when A7#9 is too hard or too busy.