Mode 2 of F Diminished Scale

Gb Whole-Half

Space plays and stops
Notes
GbAbABCDEbF
Steps
W H W H W H W
Intervals
2 m2 2 m2 2 m2 2

The diminished scale alternates whole steps and half steps to produce a symmetric scale with some interesting attributes.

Gb Whole-Half is the 2nd mode of the F Diminished Scale: its notes, F Gb Ab A B C D Eb, played from Gb.

Chords it fits