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Bass scale companion

F# Altered Scale

Learn the F# Altered scale (super locrian) on bass. Explore notes, intervals, and fretboard positions with an interactive chart.

Notes
F#, G, A, A#, B#, D, E
Steps
H-W-H-W-W-W-W
Sharps and flats
F#, A#, B#
Box positions
Root on E string (frets 1-5); Root on A string (frets 8-12)
1F#b9G#9A3A##11B#b13Db7E

Full fretboard map

Every F# Altered Scale note across the neck, with roots highlighted for quick orientation.

Interactive

Frets 0–24. Select a position or tap a note to hear it.

GDAEF#GAA#B#DEF#GAA#B#DEA#B#DEF#GAA#B#DEF#GAEF#GAA#B#DEF#GAA#B#DAA#B#DEF#GAA#B#DEF#G123456789101112131415161718192021222324

Bass box positions for F# Altered (Super Locrian)

Bass players usually organize scales by root string. Start with the E-string and A-string boxes, then connect them across the neck. If you are still learning where the roots sit, use the bass fretboard notes chart.

Root on E string · frets 1-5

F# Altered (Super Locrian) bass box with the root on the E string.

F# Altered (Super Locrian) Root on E stringF# Altered (Super Locrian) bass box with the root on the E string.EADG123451b9#93#11b13b71b9#93#11
Root on E string (1-5)
G |----2--3-----5|
D |----2-----4--5|
A |-1-----3-----5|
E |----2--3-----5|

Root on A string · frets 8-12

F# Altered (Super Locrian) bass box with the root on the A string.

F# Altered (Super Locrian) Root on A stringF# Altered (Super Locrian) bass box with the root on the A string.EADG89101112#11b13b71b9#93#11b13b71b9
Root on A string (8-12)
G |----9----11-12|
D |-8----10----12|
A |----9-10----12|
E |-8----10----12|

Scale Degrees

DegreeIntervalNote
1RootF#
b9m2G
#9m3A
3M3A#
#11d5B#
b13m6D
b7m7E
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