Finger Positions

G#7b5/B diagram
Root Note G#
Name G# over B
Intervals 1P-3M-5d-7m
Relative Minor Fm
Notes B, G#, C, D, F#
Aliases G#7b5

How to play the G#7b5/B Chord

The G#7b5/B 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 B 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/B 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 B, G#, C, D, F#.

Acoustic & Digital Analysis

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

MIDI Numbers 71, 68, 60, 62, 66
Frequencies (Hz)

493.8833012561241, 415.3046975799451, 261.6255653005986, 293.6647679174076, 369.9944227116344