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F#/Gb Altered Scale (Super Locrian) for Guitar

Notes: F# G A A# C D E · interactive fretboard

F# Altered (Super Locrian)

All altered tensions (♭9, #9, ♭5, #5) for dominant 7th chords resolving to minor

EBGDAE123456789101112131415F#GAA#CDEF#GCDEF#GAA#CDAA#CDEF#GAA#EF#GAA#CDEA#CDEF#GAA#CF#GAA#CDEF#G
Root (F#)
Blue Note (♭5)
Scale Notes
Click empty = outside note
Notes:
F#GAA#CDE

About the F#/Gb Altered Scale (Super Locrian)

The F#/Gb altered scale is a 7-note scale. All altered tensions (♭9, #9, ♭5, #5) for dominant 7th chords resolving to minor. Its notes are F#, G, A, A#, C, D and E, built from the formula 1 ♭2 ♭3 3 ♭5 ♭6 ♭7.

Notes
F# – G – A – A# – C – D – E
Formula
1 ♭2 ♭3 3 ♭5 ♭6 ♭7
Steps
H W H W W W W (1–2–1–2–2–2–2 semitones)
Root
F#/Gb

F#/Gb Altered Scale (Super Locrian) degrees and intervals

DegreeNoteInterval
1F#Root
♭2GMinor 2nd
♭3AMinor 3rd
3A#Major 3rd
♭5CTritone (♭5)
♭6DMinor 6th
♭7EMinor 7th

Where to play the F#/Gb Altered Scale (Super Locrian) on guitar

Frets 0–12 in standard tuning (E A D G B E), lowest string first. Root notes (F#) are highlighted; the pattern repeats from the 12th fret up.

StringFrets
E20, 2, 3, 5, 6, 8, 10, 12
A20, 1, 3, 5, 7, 9, 10, 12
D30, 2, 4, 5, 7, 8, 10, 12
G30, 2, 3, 5, 7, 9, 11, 12
B31, 3, 5, 7, 8, 10, 11
E40, 2, 3, 5, 6, 8, 10, 12

How to practice the altered scale

  • Use over V7alt chords resolving to minor
  • Practice the melodic minor a half step up
  • Work on jazz turnarounds (ii-V-i)
  • Emphasize the ♭9 and #9 tensions
  • Great for creating outside tension before resolution

Scales with the same notes as F#/Gb Altered Scale (Super Locrian)

These scales share every note with the F#/Gb altered scale but start from a different root, so the same shapes work over different chords.

Altered scale in other keys

Other scales in F#/Gb

F#/Gb Altered Scale (Super Locrian) on other instruments