Db 7♯9

Notes:Db – F – Ab – B – E
Formula:R-M3-P5-m7-A9
Intervals:P1-M3-P5-m7-A9
Scale Degrees:1-3-5-b7-#9

Introduction

The Db 7♯9 piano chord (Db7♯9) consists of the notes Db, F, Ab, B, E. Formula: R-M3-P5-m7-A9 | Scale degrees: 1-3-5-b7-#9.

Enharmonic equivalent: D♭ is enharmonically equivalent to C♯. See C# 7♯9.

Notes

Notes:Db – F – Ab – B – E

Db 7♯9 Inversions

PositionNotes
Root PositionDb4 – F4 – Ab4 – B4 – E5
1st InversionF4 – Ab4 – B4 – E5 – Db6
2nd InversionAb4 – B4 – E5 – Db6 – F6

Key Signature

The key of Db 7♯9 has 5 flats: B♭, E♭, A♭, D♭, G♭.

BEADG

Theory: Intervals

Formula: R-M3-P5-m7-A9
Intervals: P1-M3-P5-m7-A9

The Db 7♯9 is built by stacking intervals from the root note. The formula R-M3-P5-m7-A9 describes the scale degrees used. The intervals P1-M3-P5-m7-A9 show the distance between each note in the chord.

Db 7♯9 — Frequently Asked Questions

What notes are in the Db 7♯9 chord?

The Db 7♯9 chord (Db7♯9) contains 5 notes: Db, F, Ab, B, E. Formula: R-M3-P5-m7-A9.

How is Db7♯9 used in music?

Db7♯9 is used in jazz, fusion, and contemporary music to add harmonic color. It appears as a dominant or tonic chord depending on context.

What is the scale degree formula for Db7♯9?

Db7♯9 uses scale degrees 1-3-5-b7-#9, giving it its distinctive sound.

Practice Tips

  • Start by placing your thumb on Db and spacing remaining fingers across the chord.
  • Practice Db7♯9 slowly with separate hands before combining.
  • Listen carefully to the tension created by the altered tones in this chord.
  • Try voicing Db7♯9 in different octaves to find the most comfortable position.
  • Resolve Db7♯9 to a nearby chord to hear its function in context.