C#dim7 chord (C sharp diminished seventh) on guitar
C#dim7 (C sharp diminished seventh) has four notes: C sharp, E, G and B flat. Its formula is 1, b3, b5, bb7.
C#dim7 chord shapes
Finger 1 barres fret 2, then 4 on A, 2 on G, 3 on e.
Fingers: 2 on A, 3 on D, 1 on G, 4 on B.
Fingers: 3 on A, 4 on D, 2 on G, 1 on B.
Finger 1 barres fret 3, then 2 on A, 3 on D, 4 on B.
Fingers: 1 on A, 2 on D, 3 on B, 4 on e.
Finger 1 barres fret 9, then 2 on A, 3 on D, 4 on B.
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| Symbol | C#dim7 |
|---|---|
| Also written | C#°7, C#o7 |
| Notes | C# E G Bb |
| Formula | 1 b3 b5 bb7 |
| Intervals | root, minor third, tritone, major sixth |
| Type | Diminished seventh chord |
C#dim7 across the neck
Guitar · 6-string, tuned low to high: E, A, D, G, B, e. 24 frets.
- E string: fret 0 E (flat 3), fret 3 G (flat 5), fret 6 Bb (double flat 7), fret 9 C# (1), fret 12 E (flat 3), fret 15 G (flat 5), fret 18 Bb (double flat 7), fret 21 C# (1), fret 24 E (flat 3).
- A string: fret 1 Bb (double flat 7), fret 4 C# (1), fret 7 E (flat 3), fret 10 G (flat 5), fret 13 Bb (double flat 7), fret 16 C# (1), fret 19 E (flat 3), fret 22 G (flat 5).
- D string: fret 2 E (flat 3), fret 5 G (flat 5), fret 8 Bb (double flat 7), fret 11 C# (1), fret 14 E (flat 3), fret 17 G (flat 5), fret 20 Bb (double flat 7), fret 23 C# (1).
- G string: fret 0 G (flat 5), fret 3 Bb (double flat 7), fret 6 C# (1), fret 9 E (flat 3), fret 12 G (flat 5), fret 15 Bb (double flat 7), fret 18 C# (1), fret 21 E (flat 3), fret 24 G (flat 5).
- B string: fret 2 C# (1), fret 5 E (flat 3), fret 8 G (flat 5), fret 11 Bb (double flat 7), fret 14 C# (1), fret 17 E (flat 3), fret 20 G (flat 5), fret 23 Bb (double flat 7).
- e string: fret 0 E (flat 3), fret 3 G (flat 5), fret 6 Bb (double flat 7), fret 9 C# (1), fret 12 E (flat 3), fret 15 G (flat 5), fret 18 Bb (double flat 7), fret 21 C# (1), fret 24 E (flat 3).
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Questions
What notes are in the C#dim7 chord?
C#dim7 (C sharp diminished seventh) has four notes: C sharp, E, G and B flat. Its formula is 1, b3, b5, bb7. C# is the root, E is the minor third, G is the tritone and Bb is the major sixth.
How do you play C#dim7 on guitar?
The easiest shape is x42323. Finger 1 barres fret 2, then 4 on A, 2 on G, 3 on e.
What is the difference between C#dim7 and C#dim?
C#dim7 is C#dim (C#, E and G) with Bb, the double flat 7th, added.