A7 chord on 6-String Guitar – Open B
in Open B (B-F#-B-F#-B-D#) tuning
A7
Dominant 7
Notes:A · C# · E · G
Piano Left hand Right hand
Fingerings (16)
A7 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 3 2 1 2 1 | – 4 2 1 3 1 | x A C# G C# E | medium · barre on fret 1 | |
| x 3 2 3 2 4 | – 2 1 3 1 4 | x A C# A C# G | medium · barre on fret 2 | |
| x 3 x 7 5 4 | – 1 – 4 3 2 | x A x C# E G | hard | |
| x x 5 7 8 6 | – – 1 3 4 2 | x x E C# G A | medium | |
| x x 10 7 8 6 | – – 4 2 3 1 | x x A C# G A | hard | |
| 10 7 8 7 8 x | 4 1 2 1 3 – | A C# G C# G x | medium · barre on fret 7 | |
| x x 10 10 8 10 | – – 2 3 1 4 | x x A E G C# | medium | |
| x 3 2 1 2 x | – 4 2 1 3 – | x A C# G C# x | medium | |
| x x x 3 2 4 | – – – 2 1 3 | x x x A C# G | medium | |
| x 3 5 7 x 4 | – 1 3 4 – 2 | x A E C# x G | hard | |
| x x 8 7 5 6 | – – 4 3 1 2 | x x G C# E A | medium | |
| x x 8 7 8 6 | – – 3 2 4 1 | x x G C# G A | medium | |
| 10 7 8 7 10 x | 3 1 2 1 4 – | A C# G C# A x | medium · barre on fret 7 | |
| 10 x 8 10 8 10 | 2 – 1 3 1 4 | A x G E G C# | hard · barre on fret 8 | |
| x 3 2 1 5 1 | – 3 2 1 4 1 | x A C# G E E | hard · barre on fret 1 | |
| x 3 x 3 2 4 | – 2 – 3 1 4 | x A x A C# G | hard |
The A7 chord (Dominant 7) is built from the notes A, C#, E, G. Below are playable fingerings for 6-String Guitar – Open B 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 A7 chord is built
Formula: 1 · 3 · 5 · ♭7
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A |
| 3 | 4 | C# |
| 5 | 7 | E |
| ♭7 | 10 | G |
More A chords
Other roots
See A7 in another tuning
What notes make up the A7 chord?
A7 is a Dominant 7 chord built from the notes A, C#, E, G.
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.