Finger Positions

Root Note G#

Name G# over A

Intervals 1P-3M-5d-7m

Relative Minor Fm

Notes A, G#, C, D, F#

Aliases G#7b5

How to play the G#7b5/A Chord

The G#7b5/A 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 G# over A is built using the 1P, 3M, 5d, 7m intervals. In the key of G# Major, this chord functions as the I chord.

Common Progressions

In music composition, the G#7b5/A chord is often used to create tension or resolution.

I-V-vi-IV

G# → D# → Fm → C#

vi-IV-I-V

Fm → C# → G# → D#

The Diatonic Family

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

Triads

G# A#m Cm C# D# Fm Gdim

7ths

G#maj7 A#m7 Cm7 C#maj7 D#7 Fm7 Gm7b5

Scale Compatibility

View All Scales

Neopolitan Major Pentatonic Whole Tone Pentatonic Lydian Dominant Pentatonic Super Locrian Pentatonic Prometheus Neopolitan Prometheus Mystery #1 Whole Tone Locrian Major Altered Lydian Dominant Leading Whole Tone Lydian Minor Hungarian Major Oriental

* 15 scales found containing the notes A, G#, C, D, F#.

Acoustic & Digital Analysis

Digital footprint of the G#7b5/A chord for MIDI programming and synthesizer sound design.

MIDI Numbers 69, 68, 60, 62, 66

Frequencies (Hz)

440, 415.3046975799451, 261.6255653005986, 293.6647679174076, 369.9944227116344