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