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