Share options

Bass scale companion

A Altered Scale

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

Notes
A, Bb, B#, C#, D#, F, G
Steps
H-W-H-W-W-W-W
Sharps and flats
Bb, B#, C#, D#
Box positions
Root on E string (frets 4-8); Root on A string (frets 0-4)
1Ab9Bb#9B#3C##11D#b13Fb7G

Full fretboard map

Every A 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.

GDAEFGABbB#C#D#FGABbB#C#D#BbB#C#D#FGABbB#C#D#FGAD#FGABbB#C#D#FGABbB#C#ABbB#C#D#FGABbB#C#D#FG123456789101112131415161718192021222324

Bass box positions for A 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 4-8

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

A Altered (Super Locrian) Root on E stringA Altered (Super Locrian) bass box with the root on the E string.EADG456781b9#93#11b13b71b9#93#11
Root on E string (4-8)
G |----5--6-----8|
D |----5-----7--8|
A |-4-----6-----8|
E |----5--6-----8|

Root on A string · frets 0-4

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

A Altered (Super Locrian) Root on A stringA Altered (Super Locrian) bass box with the root on the A string.EADG01234b13b71b9#93#11b13b71b9
Root on A string (0-4)
G |-0-----2--3---|
D |----1-----3---|
A |-0--1-----3--4|
E |----1-----3---|

Scale Degrees

DegreeIntervalNote
1RootA
b9m2Bb
#9m3B#
3M3C#
#11d5D#
b13m6F
b7m7G

Related Chords

Share options