A° chord on 7-String Guitar
in Standard B (B-E-A-D-G-B-E) tuning
A°
Diminished
Notes:A · C · D#
Piano Left hand Right hand
Fingerings (16)
A° shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x x 0 1 2 1 x | – – – 1 2 1 – | x x A D# A C x | easy · barre on fret 1 | |
| x 5 3 x 2 4 x | – 4 2 – 1 3 – | x A C x A D# x | hard | |
| x 5 3 x 5 4 x | – 3 1 – 4 2 – | x A C x C D# x | hard | |
| x 5 0 x 5 4 5 | – 2 – – 3 1 4 | x A A x C D# A | hard | |
| x 5 6 7 5 x x | – 1 2 3 1 – – | x A D# A C x x | medium · barre on fret 5 | |
| 10 8 6 7 x x x | 4 3 1 2 – – – | A C D# A x x x | hard | |
| x 8 0 7 8 x x | – 2 – 1 3 – – | x C A A D# x x | easy | |
| x x 0 10 8 10 8 | – – – 2 1 3 1 | x x A C D# A C | medium · barre on fret 8 | |
| 10 11 12 10 x x x | 1 2 3 1 – – – | A D# A C x x x | medium · barre on fret 10 | |
| x 5 0 1 2 1 5 | – 3 – 1 2 1 4 | x A A D# A C A | hard · barre on fret 1 | |
| x x 3 x 2 4 x | – – 2 – 1 3 – | x x C x A D# x | hard | |
| x 5 3 x x 4 5 | – 3 1 – – 2 4 | x A C x x D# A | hard | |
| x x 0 7 5 4 5 | – – – 4 2 1 3 | x x A A C D# A | medium | |
| x 5 6 x 5 x x | – 1 3 – 2 – – | x A D# x C x x | easy | |
| 10 8 6 10 x x x | 3 2 1 4 – – – | A C D# C x x x | hard | |
| x 8 0 7 8 x 8 | – 2 – 1 3 – 4 | x C A A D# x C | hard |
The A° chord (Diminished) is built from the notes A, C, D#. Below are playable fingerings for 7-String Guitar 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 A° chord is built
Formula: 1 · ♭3 · ♭5
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A |
| ♭3 | 3 | C |
| ♭5 | 6 | D# |
More A chords
Other roots
See A° in another tuning
What notes make up the A° chord?
A° is a Diminished chord built from the notes A, C, D#.
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.