B7#9 Guitar Chord
A raw, urgent sound containing both a major third and a minor third (augmented ninth = minor third). Made famous by Jimi Hendrix in "Purple Haze". A staple of blues-rock and funk.
Strings
X–1–0–1–2–X
Notation for B7#9 chord
Other names: B 7th sharp 9, B Hendrix chord
Music theory name: seventh sharp nine chord
Common name: B Hendrix chord
Intervals and tones in B7#9 chord
| Note | Interval |
|---|---|
| B | Root |
| D | Major 3rd |
| F | Perfect 5th |
| Ab | Minor 7th |
| C# | Augmented 9th |
All Variations
Open
X–1–0–1–2–X
Fret 6
6–8–6–7–9–9
Fret 7
X–X–8–7–9–9
Fret 12
X–13–12–13–14–X