Electric guitar · Ninth chord

F9F Ninth

Key: A# Major
Easy
Open chord

F9 is the F ninth chord on electric guitar, made of the notes F · A · C · D# · G.

Position 1 of 3Main

Notes

F
A
C
D#
G

Structure

1
3
5
♭7
9

Sound: Dominant ninth; Rich, funk and jazz
Harmonic function: Dominant; Creates tension that resolves to the tonic.

Harmonic field of A# Major

Degree	Chord	Function
I	A#	Tonic
ii	Cm	Subdominant
iii	Dm	Tonic relative
IV	D#	Subdominant
V	F	Dominant
vi	Gm	Tonic relative
vii°	Adim	Dominant

How to play

1Place your index finger on fret 1 of string 6.
2Place your middle finger on fret 1 of string 4.
3Place your ring finger on fret 1 of string 2.
4Place your ring finger on fret 1 of string 1.
5Let strings 5, 3 ring open.
6Strum all the strings.