A9 chord on Mandola
in Standard (CGDA) (C-C-G-G-D-D-A-A) tuning
A9
Dominant 9
Notes:A · C# · E · G · B
Piano Left hand Right hand
Fingerings (9)
A9 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| 1 1 4 4 5 5 0 0 | 1 1 2 2 3 3 – – | C# C# B B G G A A | hard | |
| 7 7 4 4 7 7 4 4 | 2 2 1 1 3 3 1 1 | G G B B A A C# C# | medium · barre on fret 4 | |
| 9 9 6 6 9 9 10 10 | 2 2 1 1 3 3 4 4 | A A C# C# B B G G | hard | |
| 11 11 12 12 11 11 12 12 | 1 1 2 2 1 1 3 3 | B B G G C# C# A A | easy · barre on fret 11 | |
| 1 1 2 2 5 5 2 2 | 1 1 2 2 4 4 3 3 | C# C# A A G G B B | hard | |
| 7 7 6 6 9 9 0 0 | 2 2 1 1 3 3 – – | G G C# C# B B A A | medium | |
| 11 11 12 12 11 11 0 0 | 1 1 2 2 1 1 – – | B B G G C# C# A A | easy · barre on fret 11 | |
| 11 11 0 0 11 11 0 0 | 1 1 – – 2 2 – – | B B G G C# C# A A | easy | |
| 11 11 0 0 11 11 12 12 | 1 1 – – 2 2 3 3 | B B G G C# C# A A | easy |
The A9 chord (Dominant 9) is built from the notes A, C#, E, G, B. Below are playable fingerings for Mandola 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
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.