Db7(#9) Guitar Chord | Learn, Play, and Practice Interactively
Built on Db, the Db7#9 chord (Db seventh sharp nine) combines a root, a major third, a perfect fifth, a minor seventh and a sharp ninth, which gives Db, F, Ab, Cb and E.
Out of six voicings on this page, four of them are barre shapes and none of them uses an open string. A chart may write it as C#7#9 instead, and nothing changes under your fingers. The Db Half-Whole scale, the eight-note scale built from alternating half steps and whole steps, lines up with Db7#9, because it contains all five chord tones.
Pick a tempo for the drum loop in the tool at the top of the page and repeat the chord in time.
Db 7th with sharp 9th guitar chord is also written as Db7(#9), Db7#9 or Db7+9. It is also known as the Hendrix chord.
Db7#9 Chord Notes and Formula
Notes of the Db 7(#9) chord:
Tones in the Dominant Seventh Sharp Ninth Added chord:
Formula: 1 3 5 b7 #9
Same chord, different name: Db7#9 is also written as C#7#9 (C# seventh sharp nine).
Db 7(#9) Chord Interactive Fretboard
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Db 7(#9) Guitar Chord Diagrams
Position 1 Movable
Finger Positions
- Mute the low E string
- Mute the high E string
- Place your index finger (1) on the fret 3 of the D string
- Place your middle finger (2) on the fret 4 of the A string
- Place your ring finger (3) on the fret 4 of the G string
- Place your pinky finger (4) on the fret 5 of the B string
Position 2 Barre Movable
Finger Positions
- Mute the high E string
- Place your index finger (1) on the fret 8 of the A string
- Place your middle finger (2) on the fret 9 of the low E string
- Place your ring finger (3) on the fret 9 of the D, G and B strings at the same time
Position 3 Barre Movable
Finger Positions
- Place your index finger (1) on the fret 9 of the low E, D and B strings at the same time
- Place your middle finger (2) on the fret 10 of the G string
- Place your ring finger (3) on the fret 11 of the A string
- Place your pinky finger (4) on the fret 12 of the high E string
Position 4 Barre Movable
Finger Positions
- Place your index finger (1) on the fret 9 of the low E and D strings at the same time
- Place your middle finger (2) on the fret 10 of the G string
- Place your ring finger (3) on the fret 11 of the A string
- Place your pinky finger (4) on the fret 12 of the B and high E strings at the same time
Position 5 Barre Movable
Finger Positions
- Mute the A string
- Place your index finger (1) on the fret 9 of the low E string
- Place your middle finger (2) on the fret 9 of the D string
- Place your ring finger (3) on the fret 10 of the G string
- Place your pinky finger (4) on the fret 12 of the B and high E strings at the same time
Position 6 Movable
Finger Positions
- Mute the low E string
- Mute the A string
- Place your index finger (1) on the fret 10 of the G string
- Place your middle finger (2) on the fret 11 of the D string
- Place your ring finger (3) on the fret 12 of the B string
- Place your pinky finger (4) on the fret 12 of the high E string
Find more shapes in our all guitar chords online library. If you
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Chords That Go With Db7#9
One key where Db7#9 fits is F# major, where it works as the V chord. These are the main chords of that key, the ones you will often hear around it:
See every key in the guitar keys chart, or build a progression with these chords in the chord progression generator.
More Db Chords
Want to know how this chord is built? Read dominant chords explained, or browse all Db guitar chords.
Created by
Giancarlo is a musician (teaching guitar since 2000), software engineer, AI consultant and published researcher
FAQ
What notes are in the Db seventh sharp nine chord?
Db, F, Ab, Cb and E. The Cb is the minor seventh and sounds like B natural. The E is the sharp ninth.
Is Db7#9 the same as C#7#9?
Yes, they sound identical. C#7#9 is spelled C#, E#, G#, B and D##, while Db7#9 uses Db, F, Ab, Cb and E. Many players find the flat spelling easier to read here.
Why is the sharp ninth of Db7#9 written E and not Fb?
A ninth higher than Db uses the letter E. The major ninth is Eb, and raising it a half step gives E natural. Fb is the same pitch but would name a different degree, a minor third.
Which scale fits Db7#9?
The Db Half-Whole scale, spelled Db, Ebb, E, F, G, Ab, Bb and Cb, contains all five chord tones. Its eight notes alternate half steps and whole steps.
How many ways can I play Db7#9?
Six voicings are listed, from the third fret to the twelfth fret. Four of them are barre voicings, and none of them uses open strings.
