A9 chord on 6-String Guitar – Drop F#
in Drop F# (F#-C#-F#-B-D#-G#) tuning
A9
Dominant 9
Notes:A · C# · E · G · B
Piano Left hand Right hand
Fingerings (16)
A9 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| 3 0 1 2 1 3 | 3 – 1 2 1 4 | A C# G C# E B | medium · barre on fret 1 | |
| x x 3 2 4 3 | – – 2 1 4 3 | x x A C# G B | medium | |
| 3 3 7 5 4 3 | 1 1 4 3 2 1 | A E C# E G B | hard · barre on fret 3 | |
| x 8 7 0 4 8 | – 3 2 – 1 4 | x A C# B G E | hard | |
| x 8 5 8 6 5 | – 3 1 4 2 1 | x A B G A C# | medium · barre on fret 5 | |
| 7 6 7 0 6 x | 3 1 4 – 2 – | C# G C# B A x | medium | |
| x 8 7 8 8 x | – 2 1 3 4 – | x A C# G B x | medium | |
| x 8 10 0 10 11 | – 1 2 – 3 4 | x A E B C# G | medium | |
| 10 10 10 10 10 11 | 1 1 1 1 1 2 | E B E A C# G | easy · barre on fret 10 | |
| 3 0 1 0 1 1 | 4 – 1 – 2 3 | A C# G B E A | medium | |
| 3 6 5 2 x x | 2 4 3 1 – – | A G B C# x x | hard | |
| 3 x 5 x 4 5 | 1 – 3 – 2 4 | A x B x G C# | hard | |
| x 8 5 0 4 5 | – 4 2 – 1 3 | x A B B G C# | hard | |
| x 8 5 8 8 5 | – 2 1 3 4 1 | x A B G B C# | medium · barre on fret 5 | |
| x 6 7 0 6 8 | – 1 3 – 2 4 | x G C# B A E | medium | |
| 7 8 7 8 8 x | 1 2 1 3 4 – | C# A C# G B x | medium · barre on fret 7 |
The A9 chord (Dominant 9) is built from the notes A, C#, E, G, B. Below are playable fingerings for 6-String Guitar – Drop F# generated for your selected tuning, ordered from open-position shapes up the neck. Tap a diagram to hear it, or switch to the piano view to see the same harmony on keys.
How the A9 chord is built
Formula: 1 · 3 · 5 · ♭7 · 9
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A |
| 3 | 4 | C# |
| 5 | 7 | E |
| ♭7 | 10 | G |
| 9 | 14 | B |
More A chords
Other roots
See A9 in another tuning
What notes make up the A9 chord?
A9 is a Dominant 9 chord built from the notes A, C#, E, G, B.
How do I read the diagram?
Strings run left to right from the lowest to the first string; the numbers show which finger presses each fret. An ○ marks an open string, an ✕ marks a muted one.