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F7#9 Piano 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.

Piano

Recommended voicing
Left hand F2 · Eb3 fingers 5–1
Right hand A3 · Ab4 fingers 1–5

How to play the F7#9 chord on piano

Split the recommended voicing between the hands: play F2 and Eb3 with the left hand and A3 and Ab4 with the right. Suggested fingering is 5–1 on the left and 1–5 on the right (1 is the thumb). The perfect fifth C can usually be omitted from an extended chord, keeping the sound clear and the voicing manageable.

Notation for F7#9 chord

Other names: F 7th sharp 9, F Hendrix chord

Music theory name: seventh sharp nine chord

Common name: F Hendrix chord

Intervals and tones in F7#9 chord

Note Interval
F Root
A Major 3rd
C Perfect 5th
Eb Minor 7th
Ab Augmented 9th

More chords with F as the root

The same chord type in other keys

Songs using F7#9

Mama
Dominika Mirgová