Finger Positions

D#aug9 diagram
Root Note D#
Name D# augmented 9
Intervals 1P-3M-5A-9M
Relative Minor Cm
Notes D#, G, B, F
Aliases

How to play the D#aug9 Chord

The D#aug9 is a fundamental dominant chord in guitar music. To play this chord correctly, ensure your fingers are placed precisely on the frets indicated in the diagram above.

Music Theory Analysis

From a theoretical perspective, the D# augmented 9 is built using the 1P, 3M, 5A, 9M intervals. In the key of D# Major, this chord functions as the I chord.

Common Progressions

In music composition, the D#aug9 chord is often used to create tension or resolution.

I-V-vi-IV

vi-IV-I-V

The Diatonic Family

Understanding the "family" of chords that belong to D# helps with transposition and ear training.

Scale Compatibility

View All Scales

* 0 scales found containing the notes D#, G, B, F.

Acoustic & Digital Analysis

Digital footprint of the D#aug9 chord for MIDI programming and synthesizer sound design.

MIDI Numbers 63, 67, 71, 65
Frequencies (Hz)

311.1269837220809, 391.99543598174927, 493.8833012561241, 349.2282314330039