B°7 chord on Mandolin – Open G (GDGD)
in Open G (GDGD) (G-G-D-D-G-G-D-D) tuning
B°7
Diminished 7
Notes:B · D · F · G#
Piano Left hand Right hand
Fingerings (12)
B°7 shapes as text
| Shape | Frets | Fingers | Notes | Difficulty |
|---|---|---|---|---|
| 4 4 0 0 1 1 3 3 | 3 3 – – 1 1 2 2 | B B D D G# G# F F | medium | |
| 4 4 3 3 7 7 6 6 | 2 2 1 1 4 4 3 3 | B B F F D D G# G# | hard | |
| 7 7 6 6 10 10 9 9 | 2 2 1 1 4 4 3 3 | D D G# G# F F B B | hard | |
| 4 4 3 3 1 1 0 0 | 3 3 2 2 1 1 – – | B B F F G# G# D D | medium | |
| 4 4 6 6 7 7 3 3 | 2 2 3 3 4 4 1 1 | B B G# G# D D F F | hard | |
| 7 7 9 9 10 10 6 6 | 2 2 3 3 4 4 1 1 | D D B B F F G# G# | hard | |
| 1 1 0 0 4 4 3 3 | 1 1 – – 3 3 2 2 | G# G# D D B B F F | medium | |
| 7 7 3 3 4 4 6 6 | 4 4 1 1 2 2 3 3 | D D F F B B G# G# | hard | |
| 10 10 6 6 7 7 9 9 | 4 4 1 1 2 2 3 3 | F F G# G# D D B B | hard | |
| 1 1 3 3 4 4 0 0 | 1 1 2 2 3 3 – – | G# G# F F B B D D | medium | |
| 7 7 6 6 4 4 3 3 | 4 4 3 3 2 2 1 1 | D D G# G# B B F F | hard | |
| 10 10 9 9 7 7 6 6 | 4 4 3 3 2 2 1 1 | F F B B D D G# G# | hard |
The B°7 chord (Diminished 7) is built from the notes B, D, F, G#. Below are playable fingerings for Mandolin – Open G (GDGD) 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 B°7 chord is built
Formula: 1 · ♭3 · ♭5 · 6
| Degree | Semitones | Note |
|---|---|---|
| 1 | 0 | B |
| ♭3 | 3 | D |
| ♭5 | 6 | F |
| 6 | 9 | G# |
More B chords
Other roots
See B°7 in another tuning
What notes make up the B°7 chord?
B°7 is a Diminished 7 chord built from the notes B, D, F, 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.