A9 chord on 6-String Guitar – Plus 2 (F#)
in Plus 2 (F#) (F#-B-E-A-C#-F#) 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 0 0 0 1 | 2 – – – – 1 | A B E A C# G | medium | |
| 3 2 3 2 3 x | 2 1 3 1 4 – | A C# G B E x | medium · barre on fret 2 | |
| 3 5 3 4 3 5 | 1 3 1 2 1 4 | A E G C# E B | medium · barre on fret 3 | |
| x x 5 4 6 5 | – – 2 1 4 3 | x x A C# G B | medium | |
| 5 5 5 7 6 7 | 1 1 1 3 2 4 | B E A E G C# | medium · barre on fret 5 | |
| x x 7 0 6 7 | – – 2 – 1 3 | x x B A G C# | easy | |
| x 10 7 10 8 7 | – 3 1 4 2 1 | x A B G A C# | medium · barre on fret 7 | |
| x 0 9 10 8 10 | – – 2 3 1 4 | x B C# G A E | medium | |
| x 10 9 10 10 x | – 2 1 3 4 – | x A C# G B x | medium | |
| 3 0 0 2 0 1 | 3 – – 2 – 1 | A B E B C# G | medium | |
| 3 2 3 2 x x | 2 1 3 1 – – | A C# G B x x | easy · barre on fret 2 | |
| 3 5 3 4 x 5 | 1 3 1 2 – 4 | A E G C# x B | hard · barre on fret 3 | |
| x 0 5 4 6 5 | – – 2 1 4 3 | x B A C# G B | medium | |
| 7 5 5 7 6 5 | 3 1 1 4 2 1 | C# E A E G B | medium · barre on fret 5 | |
| x 10 7 0 6 7 | – 4 2 – 1 3 | x A B A G C# | hard | |
| x 10 7 10 10 7 | – 2 1 3 4 1 | x A B G B C# | 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 – Plus 2 (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.