F9b5 Guitar Chord
A tense jazz chord with a tritone. Often serves as a tritone substitution for the dominant. The fifth is already altered, so the perfect fifth is not played — the remaining notes are all included.
Strings
1–0–1–0–0–1
Notation for F9b5 chord
Other names: F 9th flat 5
Music theory name: ninth flat five chord
Common name: F 9b5 chord
Intervals and tones in F9b5 chord
| Note | Interval |
|---|---|
| F | Root |
| A | Major 3rd |
| H | Diminished 5th |
| Eb | Minor 7th |
| G | Major 9th |
All Variations
Open
1–0–1–0–0–1
Fret 7
X–8–7–8–8–7
Fret 8
X–8–9–0–10–11
Fret 12
13–12–13–0–0–13