A°7 chord on 6-String Guitar – Orkney
in Orkney (C-G-D-G-C-D) tuning
A°7
Diminished 7
Notes:A · C · D# · F#
Piano Left hand Right hand
Fingerings (16)
A°7 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 2 1 2 0 4 | – 2 1 3 – 4 | x A D# A C F# | medium | |
| x 2 4 5 3 x | – 1 3 4 2 – | x A F# C D# x | medium | |
| x x 7 5 3 4 | – – 4 3 1 2 | x x A C D# F# | hard | |
| x x 7 8 0 4 | – – 2 3 – 1 | x x A D# C F# | hard | |
| 9 5 x 8 6 x | 4 1 – 3 2 – | A C x D# F# x | hard | |
| x x 7 8 6 10 | – – 2 3 1 4 | x x A D# F# C | hard | |
| 9 8 7 11 0 x | 3 2 1 4 – – | A D# A F# C x | hard | |
| 9 8 10 11 0 x | 2 1 3 4 – – | A D# C F# C x | medium | |
| x 2 4 2 0 1 | – 2 4 3 – 1 | x A F# A C D# | medium | |
| x 2 x 5 3 4 | – 1 – 4 2 3 | x A x C D# F# | hard | |
| x x 4 5 3 7 | – – 2 3 1 4 | x x F# C D# A | hard | |
| 0 5 4 8 0 7 | – 2 1 4 – 3 | C C F# D# C A | hard | |
| 9 8 x 5 6 x | 4 3 – 1 2 – | A D# x C F# x | hard | |
| 9 x 10 8 6 x | 3 – 4 2 1 – | A x C D# F# x | hard | |
| 9 11 7 8 0 x | 3 4 1 2 – – | A F# A D# C x | hard | |
| 9 11 10 8 0 x | 2 4 3 1 – – | A F# C D# C x | medium |
The A°7 chord (Diminished 7) is built from the notes A, C, D#, F#. Below are playable fingerings for 6-String Guitar – Orkney 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°7 chord is built
Formula: 1 · ♭3 · ♭5 · 6
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A |
| ♭3 | 3 | C |
| ♭5 | 6 | D# |
| 6 | 9 | F# |
More A chords
Other roots
See A°7 in another tuning
What notes make up the A°7 chord?
A°7 is a Diminished 7 chord built from the notes A, C, D#, F#.
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.