A#m7♭5 chord on 12-String Guitar – Open C
in Open C (C-C-G-G-C-C-G-G-C-C-E-E) tuning
A#m7♭5
Half-Diminished
Notes:A# · C# · E · G#
Piano Left hand Right hand
Fingerings (16)
A#m7♭5 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| x x 3 3 1 1 1 1 1 1 0 0 | – – 2 2 1 1 1 1 1 1 – – | x x A# A# C# C# G# G# C# C# E E | medium · barre on fret 1 | |
| x x 3 3 x x 6 6 4 4 4 4 | – – 1 1 – – 4 4 2 2 3 3 | x x A# A# x x C# C# E E G# G# | hard | |
| x x x x 4 4 6 6 8 8 6 6 | – – – – 1 1 2 2 4 4 3 3 | x x x x E E C# C# G# G# A# A# | hard | |
| 10 10 6 6 8 8 6 6 8 8 0 0 | 4 4 1 1 2 2 1 1 3 3 – – | A# A# C# C# G# G# C# C# G# G# E E | hard · barre on fret 6 | |
| x x x x 10 10 9 9 8 8 9 9 | – – – – 4 4 2 2 1 1 3 3 | x x x x A# A# E E G# G# C# C# | medium | |
| x x 3 3 1 1 1 1 4 4 0 0 | – – 3 3 1 1 2 2 4 4 – – | x x A# A# C# C# G# G# E E E E | medium | |
| x x 3 3 4 4 6 6 x x 4 4 | – – 1 1 2 2 4 4 – – 3 3 | x x A# A# E E C# C# x x G# G# | hard | |
| x x x x 8 8 6 6 4 4 6 6 | – – – – 4 4 2 2 1 1 3 3 | x x x x G# G# C# C# E E A# A# | hard | |
| 10 10 6 6 8 8 6 6 10 10 0 0 | 3 3 1 1 2 2 1 1 4 4 – – | A# A# C# C# G# G# C# C# A# A# E E | hard · barre on fret 6 | |
| 10 10 x x 8 8 9 9 8 8 9 9 | 4 4 – – 1 1 2 2 1 1 3 3 | A# A# x x G# G# E E G# G# C# C# | hard · barre on fret 8 | |
| x x 3 3 4 4 1 1 1 1 0 0 | – – 3 3 4 4 1 1 2 2 – – | x x A# A# E E G# G# C# C# E E | medium | |
| x x 6 6 x x 3 3 4 4 4 4 | – – 4 4 – – 1 1 2 2 3 3 | x x C# C# x x A# A# E E G# G# | hard | |
| 4 4 6 6 4 4 x x 8 8 6 6 | 1 1 2 2 1 1 – – 4 4 3 3 | E E C# C# E E x x G# G# A# A# | hard · barre on fret 4 | |
| 10 10 6 6 10 10 6 6 8 8 0 0 | 3 3 1 1 4 4 1 1 2 2 – – | A# A# C# C# A# A# C# C# G# G# E E | hard · barre on fret 6 | |
| 10 10 x x x x 9 9 8 8 9 9 | 4 4 – – – – 2 2 1 1 3 3 | A# A# x x x x E E G# G# C# C# | hard | |
| x x 3 3 1 1 1 1 4 4 x x | – – 3 3 1 1 2 2 4 4 – – | x x A# A# C# C# G# G# E E x x | medium |
The A#m7♭5 chord (Half-Diminished) is built from the notes A#, C#, E, G#. Below are playable fingerings for 12-String Guitar – Open C 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#m7♭5 chord is built
Formula: 1 · ♭3 · ♭5 · ♭7
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | A# |
| ♭3 | 3 | C# |
| ♭5 | 6 | E |
| ♭7 | 10 | G# |
More A# chords
Other roots
See A#m7♭5 in another tuning
What notes make up the A#m7♭5 chord?
A#m7♭5 is a Half-Diminished 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.