A#°7 chord on 6-String Guitar – All Fourths
in All Fourths (E-A-D-G-C-F) tuning · Also known as Perfect Fourths
A#°7
Diminished 7
Notes:A# · C# · E · G
Piano Left hand Right hand
Fingerings (16)
A#°7 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x 1 2 0 1 2 | – 1 3 – 2 4 | x A# E G C# G | medium | |
| 6 x 2 6 4 2 | 3 – 1 4 2 1 | A# x E C# E G | hard · barre on fret 2 | |
| 3 4 5 3 4 x | 1 2 4 1 3 – | G C# G A# E x | medium · barre on fret 3 | |
| 6 4 5 6 4 x | 3 1 2 4 1 – | A# C# G C# E x | medium · barre on fret 4 | |
| 6 7 5 6 x x | 2 4 1 3 – – | A# E G C# x x | medium | |
| 6 7 8 6 7 x | 1 2 4 1 3 – | A# E A# C# G x | medium · barre on fret 6 | |
| x x 8 9 7 8 | – – 2 4 1 3 | x x A# E G C# | medium | |
| 0 10 8 9 10 8 | – 3 1 2 4 1 | E G A# E A# C# | medium · barre on fret 8 | |
| 9 10 11 9 10 x | 1 2 4 1 3 – | C# G C# E A# x | medium · barre on fret 9 | |
| 0 10 11 12 10 11 | – 1 2 4 1 3 | E G C# G A# E | medium · barre on fret 10 | |
| x 1 2 0 1 x | – 1 3 – 2 – | x A# E G C# x | easy | |
| x 4 2 3 4 2 | – 3 1 2 4 1 | x C# E A# E G | medium · barre on fret 2 | |
| x 4 5 3 4 x | – 2 4 1 3 – | x C# G A# E x | medium | |
| 6 4 5 0 4 x | 4 1 3 – 2 – | A# C# G G E x | medium | |
| 0 7 5 6 7 5 | – 3 1 2 4 1 | E E G C# G A# | medium · barre on fret 5 | |
| 6 7 x 6 7 x | 1 3 – 2 4 – | A# E x C# G x | hard |
The A#°7 chord (Diminished 7) is built from the notes A#, C#, E, G. Below are playable fingerings for 6-String Guitar – All Fourths 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 | E |
| 6 | 9 | G |
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#, 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.