C#/Db7#9 guitar chord (C#/Db Dominant 7th, Sharp 9th)
Symbols: 7#9, 7+9, 7b10
Steps: 1-3-5-b7-#9
Notes: C#-F-G#-B-E
The C#/Db 7#9 chord sharpens the ninth, creating a powerful and gritty sound. With notes C#, F, G#, B and E, this chord is iconic in blues and rock music, often used to evoke a raw, emotional quality. Below, you'll find two variations how to play the "C#/Db 7#9" chord, each featuring finger placements and an audio sample.
Variation 1
- Place your pinky on the B (2nd) string at the 5th fret and press down
- Use your ring finger to press the G (3rd) string down on the 4th fret
- Position your index finger on the D (4th) string at the 3rd fret and press down
- Press down on the A (5th) string at the 4th fret using your middle finger
- Strum from the 5th string to the 2nd strings
Variation 2
- Place a barre using your pinky on the 12th fret from the 1st to the 2nd strings
- Position your middle finger on the G (3rd) string at the 10th fret and press down
- Place a barre using your index finger on the 9th fret from the 4th to the 6th strings
- Press down on the A (5th) string at the 11th fret using your ring finger
- Now, strum all the strings
- C#/Db Major
- C#/Db Minor
- C#/Db 7
- C#/Db 5
- C#/Db dim
- C#/Db dim7
- C#/Db aug
- C#/Db sus2
- C#/Db sus4
- C#/Db maj7
- C#/Db m7
- C#/Db 7sus4
- C#/Db maj9
- C#/Db maj11
- C#/Db maj13
- C#/Db maj9#11
- C#/Db maj13#11
- C#/Db add9
- C#/Db 6add9
- C#/Db maj7b5
- C#/Db maj7#5
- C#/Db m6
- C#/Db m9
- C#/Db m11
- C#/Db m13
- C#/Db madd9
- C#/Db m6add9
- C#/Db mmaj7
- C#/Db mmaj9
- C#/Db m7b5
- C#/Db m7#5
- C#/Db 6
- C#/Db 9
- C#/Db 11
- C#/Db 13
- C#/Db 7b5
- C#/Db 7#5
- C#/Db 7b9
- C#/Db 7#9
- C#/Db 7(b5,b9)
- C#/Db 7(b5,#9)
- C#/Db 7(#5,b9)
- C#/Db 7(#5,#9)
- C#/Db 9b5
- C#/Db 9#5
- C#/Db 13#11
- C#/Db 13b9
- C#/Db 11b9
- C#/Db sus2sus4
- C#/Db -5