C#o7b9 7-String Guitar Chord — Chart and Tabs in Drop B Tuning

Short answer: C#o7b9 is a C# Diminished 7♭9 chord with the notes C♯, E, G, B♭, D. In Drop B tuning, there are 88 voicings. See the fingering diagrams below.

Also known as: C#°7b9

Looking for C#o7b9 (Standard Tuning)?

Piano ChordsInstrumentsTunings

How to Play C#o7b9 on 7-String Guitar

C#o7b9, C#°7b9

Notes: C♯, E, G, B♭, D

x,x,11,10,11,0,10 (xx314.2)
x,x,11,0,11,0,8 (xx2.3.1)
x,8,11,0,11,0,10 (x13.4.2)
x,10,11,0,11,0,8 (x23.4.1)
x,8,11,0,11,0,7 (x23.4.1)
x,7,11,0,11,0,8 (x13.4.2)
2,1,3,0,2,0,x (214.3.x)
3,1,2,0,2,0,x (412.3.x)
3,x,2,0,2,0,1 (4x2.3.1)
2,x,3,0,2,0,1 (2x4.3.1)
5,1,3,0,2,0,x (413.2.x)
3,1,5,0,2,0,x (314.2.x)
x,10,11,10,11,0,x (x1324.x)
8,4,5,0,6,0,x (412.3.x)
5,4,8,0,6,0,x (214.3.x)
x,8,11,0,11,0,x (x12.3.x)
11,8,8,0,8,0,x (412.3.x)
8,8,11,0,8,0,x (124.3.x)
5,x,3,0,2,0,1 (4x3.2.1)
3,x,5,0,2,0,1 (3x4.2.1)
5,8,8,0,x,0,4 (234.x.1)
8,4,5,0,x,0,8 (312.x.4)
5,4,8,0,x,0,8 (213.x.4)
5,x,8,0,6,0,4 (2x4.3.1)
8,x,5,0,6,0,4 (4x2.3.1)
8,8,5,0,x,0,4 (342.x.1)
8,x,11,0,8,0,8 (1x4.2.3)
11,8,x,0,11,0,10 (31x.4.2)
11,8,8,0,x,0,10 (412.x.3)
11,x,8,0,8,0,8 (4x1.2.3)
8,10,11,0,x,0,8 (134.x.2)
8,8,11,0,x,0,10 (124.x.3)
11,10,8,0,x,0,8 (431.x.2)
11,10,x,0,11,0,8 (32x.4.1)
8,7,11,0,x,0,8 (214.x.3)
x,8,11,x,11,0,10 (x13x4.2)
x,10,11,x,11,0,8 (x23x4.1)
11,8,8,0,x,0,7 (423.x.1)
11,7,x,0,11,0,8 (31x.4.2)
11,8,x,0,11,0,7 (32x.4.1)
11,7,8,0,x,0,8 (412.x.3)
8,8,11,0,x,0,7 (234.x.1)
8,8,11,0,x,0,x (123.x.x)
11,8,8,0,x,0,x (312.x.x)
8,8,11,9,8,x,x (11321xx)
5,8,8,6,x,0,x (1342x.x)
11,8,8,9,8,x,x (31121xx)
8,8,5,6,x,0,x (3412x.x)
5,1,3,x,2,0,x (413x2.x)
3,1,5,x,2,0,x (314x2.x)
11,10,x,10,11,0,x (31x24.x)
11,10,8,10,x,0,x (4213x.x)
8,10,11,10,x,0,x (1243x.x)
11,8,x,0,11,0,x (21x.3.x)
8,4,5,x,6,0,x (412x3.x)
5,4,8,x,6,0,x (214x3.x)
8,8,11,x,8,0,x (124x3.x)
8,x,11,9,8,x,8 (1x321x1)
11,x,8,9,8,x,8 (3x121x1)
11,8,8,x,8,0,x (412x3.x)
5,x,3,x,2,0,1 (4x3x2.1)
3,x,5,x,2,0,1 (3x4x2.1)
11,x,x,10,11,0,10 (3xx14.2)
11,x,x,0,11,0,8 (2xx.3.1)
11,8,8,9,x,x,10 (4112xx3)
8,x,11,0,x,0,8 (1x3.x.2)
11,10,8,9,x,x,8 (4312xx1)
8,10,11,9,x,x,8 (1342xx1)
8,x,5,6,x,0,8 (3x12x.4)
5,x,8,6,x,0,8 (1x32x.4)
11,x,8,0,x,0,8 (3x1.x.2)
8,8,11,9,x,x,10 (1142xx3)
5,4,8,x,x,0,8 (213xx.4)
8,4,5,x,x,0,8 (312xx.4)
8,8,5,x,x,0,4 (342xx.1)
5,x,8,x,6,0,4 (2x4x3.1)
8,x,5,x,6,0,4 (4x2x3.1)
5,8,8,x,x,0,4 (234xx.1)
11,x,8,x,8,0,8 (4x1x2.3)
8,8,11,x,x,0,10 (124xx.3)
11,10,x,x,11,0,8 (32xx4.1)
8,x,11,10,x,0,10 (1x42x.3)
11,8,x,x,11,0,10 (31xx4.2)
11,8,8,x,x,0,10 (412xx.3)
8,x,11,x,8,0,8 (1x4x2.3)
8,10,11,x,x,0,8 (134xx.2)
11,10,8,x,x,0,8 (431xx.2)
11,x,8,10,x,0,10 (4x12x.3)

Quick Summary

  • The C#o7b9 chord contains the notes: C♯, E, G, B♭, D
  • In Drop B tuning, there are 88 voicings available
  • Also written as: C#°7b9
  • Each diagram shows finger positions on the 7-String Guitar fretboard

Frequently Asked Questions

What is the C#o7b9 chord on 7-String Guitar?

C#o7b9 is a C# Diminished 7♭9 chord. It contains the notes C♯, E, G, B♭, D. On 7-String Guitar in Drop B tuning, there are 88 ways to play this chord.

How do you play C#o7b9 on 7-String Guitar?

To play C#o7b9 on in Drop B tuning, use one of the 88 voicings shown above. Each diagram shows finger positions on the fretboard, with numbers indicating which fingers to use.

What notes are in the C#o7b9 chord?

The C#o7b9 chord contains the notes: C♯, E, G, B♭, D.

How many ways can you play C#o7b9 on 7-String Guitar?

In Drop B tuning, there are 88 voicings for the C#o7b9 chord. Each voicing uses a different position on the fretboard while playing the same notes: C♯, E, G, B♭, D.

What are other names for C#o7b9?

C#o7b9 is also known as C#°7b9. These are different notations for the same chord with the same notes: C♯, E, G, B♭, D.

All C# chords

Related tools & references