A#m7♭5 chord on 5-String Bass – Drop A
in Drop A (A-E-A-D-G) 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 |
|---|---|---|---|---|
| 1 4 4 2 1 | 1 3 4 2 1 | A# G# C# E G# | medium · barre on fret 1 | |
| x 4 4 2 3 | – 3 4 1 2 | x G# C# E A# | medium | |
| 4 x 7 6 3 | 2 – 4 3 1 | C# x E G# A# | hard | |
| 4 6 7 6 x | 1 2 4 3 – | C# A# E G# x | medium | |
| x 6 7 6 6 | – 1 2 1 1 | x A# E G# C# | easy · barre on fret 6 | |
| 7 9 11 8 x | 1 3 4 2 – | E C# G# A# x | hard | |
| x 9 11 8 9 | – 2 4 1 3 | x C# G# A# E | medium | |
| 1 0 4 2 1 | 1 – 4 3 2 | A# E C# E G# | medium | |
| 4 4 x 2 3 | 3 4 – 1 2 | C# G# x E A# | hard | |
| 4 4 7 x 3 | 2 3 4 – 1 | C# G# E x A# | hard | |
| 7 6 4 6 x | 4 2 1 3 – | E A# C# G# x | medium | |
| 7 6 7 6 6 | 2 1 3 1 1 | E A# E G# C# | easy · barre on fret 6 | |
| 11 9 7 8 x | 4 3 1 2 – | G# C# E A# x | hard | |
| 11 9 x 8 9 | 4 2 – 1 3 | G# C# x A# E | hard | |
| 1 4 4 2 x | 1 3 4 2 – | A# G# C# E x | medium | |
| 7 x 4 6 3 | 4 – 2 3 1 | E x C# G# A# | hard |
The A#m7♭5 chord (Half-Diminished) is built from the notes A#, C#, E, G#. Below are playable fingerings for 5-String Bass – Drop A 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.