The G-sharp dominant seventh flat five chord (abbreviated "G#7(b5) chord") is a four-note chord consisting of the notes G, B, D, and F. The chord is formed by lowering the fifth of a G-sharp dominant seventh chord a half step.

Name
G-sharp dominant seventh flat five chord
Notes
G B D F
Intervals
1 3 5 7
Chord symbol
G7(b5)
Alternative symbol
G7b5
Type
Tetrad (four-note chord)

G#7(b5) chord on piano

G#7(b5) chord on guitar

G#7(b5) chord on ukulele

G#7(b5) chord on the staff