Bbdim7 chord (B flat diminished seventh) on guitar
Bbdim7 (B flat diminished seventh) has four notes: B flat, D flat, F flat and A double flat. Its formula is 1, b3, b5, bb7.
Bbdim7 chord shapes
Fingers: 1 on A, 2 on D, 3 on B.
Fingers: 1 on A, 2 on D, 3 on B, 4 on e.
Finger 1 barres fret 6, then 2 on A, 3 on D, 4 on B.
Fingers: 4 on E, 1 on A, 2 on D, 3 on B.
Finger 1 barres fret 5, then 2 on E, 4 on A, 3 on G.
Fingers: 3 on D, 1 on G, 4 on B.
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| Symbol | Bbdim7 |
|---|---|
| Also written | Bb°7, Bbo7 |
| Notes | Bb Db Fb Abb |
| Formula | 1 b3 b5 bb7 |
| Intervals | root, minor third, tritone, major sixth |
| Type | Diminished seventh chord |
Bbdim7 across the neck
Guitar · 6-string, tuned low to high: E, A, D, G, B, e. 24 frets.
- E string: fret 0 Fb (flat 5), fret 3 Abb (double flat 7), fret 6 Bb (1), fret 9 Db (flat 3), fret 12 Fb (flat 5), fret 15 Abb (double flat 7), fret 18 Bb (1), fret 21 Db (flat 3), fret 24 Fb (flat 5).
- A string: fret 1 Bb (1), fret 4 Db (flat 3), fret 7 Fb (flat 5), fret 10 Abb (double flat 7), fret 13 Bb (1), fret 16 Db (flat 3), fret 19 Fb (flat 5), fret 22 Abb (double flat 7).
- D string: fret 2 Fb (flat 5), fret 5 Abb (double flat 7), fret 8 Bb (1), fret 11 Db (flat 3), fret 14 Fb (flat 5), fret 17 Abb (double flat 7), fret 20 Bb (1), fret 23 Db (flat 3).
- G string: fret 0 Abb (double flat 7), fret 3 Bb (1), fret 6 Db (flat 3), fret 9 Fb (flat 5), fret 12 Abb (double flat 7), fret 15 Bb (1), fret 18 Db (flat 3), fret 21 Fb (flat 5), fret 24 Abb (double flat 7).
- B string: fret 2 Db (flat 3), fret 5 Fb (flat 5), fret 8 Abb (double flat 7), fret 11 Bb (1), fret 14 Db (flat 3), fret 17 Fb (flat 5), fret 20 Abb (double flat 7), fret 23 Bb (1).
- e string: fret 0 Fb (flat 5), fret 3 Abb (double flat 7), fret 6 Bb (1), fret 9 Db (flat 3), fret 12 Fb (flat 5), fret 15 Abb (double flat 7), fret 18 Bb (1), fret 21 Db (flat 3), fret 24 Fb (flat 5).
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Questions
What notes are in the Bbdim7 chord?
Bbdim7 (B flat diminished seventh) has four notes: B flat, D flat, F flat and A double flat. Its formula is 1, b3, b5, bb7. Bb is the root, Db is the minor third, Fb is the tritone and Abb is the major sixth.
How do you play Bbdim7 on guitar?
The easiest shape is x12020. Fingers: 1 on A, 2 on D, 3 on B.
What is the difference between Bbdim7 and Bbdim?
Bbdim7 is Bbdim (Bb, Db and Fb) with Abb, the double flat 7th, added.