Gb Altered Scale

4-string bass  ·  Mode VII mel.  ·  7 notes  ·  minor family

Notes

G♭
A♭♭
B♭♭
B♭
D♭♭
E♭♭
F♭

Solfège : Sol♭ – La♭♭ – Si♭♭ – Si♭ – Ré♭♭ – Mi♭♭ – Fa♭

Interval Structure

G♭ ½T A♭♭ T B♭♭ ½T B♭ T D♭♭ T E♭♭ T F♭ G♭+oct. T

Scale Chords (triads)

DegreeChord (in Gb)Quality
G♭° diminished
ii A♭♭m minor
iii B♭♭m minor
IV+ B♭+ augmented
V D♭♭ Major
VI E♭♭ Major
vii° F♭° diminished

About this scale

The altered scale (mode VII of the melodic minor, or superlocrian) contains all altered tensions: b9, #9, b5, #5. It is the ultimate scale for V7alt→I resolutions in jazz. Bassists use it to create maximum tension before the resolution.

See fretboard positions for Gb Altered in the interactive app.

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Same scale in other keys