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Bass scale companion

A Locrian Mode

Learn the A Locrian mode on bass. Explore notes, intervals, and fretboard positions with an interactive chart.

Notes
A, Bb, C, D, Eb, F, G
Steps
H-W-W-H-W-W-W
Sharps and flats
Bb, Eb
Box positions
Root on E string (frets 4-8); Root on A string (frets 0-4)
1Ab2Bbb3C4Db5Ebb6Fb7G

Full fretboard map

Every A Locrian Mode note across the neck, with roots highlighted for quick orientation.

Interactive

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

GDAEFGABbCDEbFGABbCDEbBbCDEbFGABbCDEbFGAEbFGABbCDEbFGABbCDABbCDEbFGABbCDEbFG123456789101112131415161718192021222324

Bass box positions for A 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 Locrian bass box with the root on the E string.

A Locrian Root on E stringA Locrian bass box with the root on the E string.EADG456781b2b34b5b6b71b2b34b5
Root on E string (4-8)
G |----5-----7--8|
D |----5-----7--8|
A |----5--6-----8|
E |----5--6-----8|

Root on A string · frets 0-4

A Locrian bass box with the root on the A string.

A Locrian Root on A stringA Locrian bass box with the root on the A string.EADG01234b6b71b2b34b5b6b71b2
Root on A string (0-4)
G |-0-----2--3---|
D |-0--1-----3---|
A |-0--1-----3---|
E |----1-----3---|

Scale Degrees

DegreeIntervalNote
1RootA
b2m2Bb
b3m3C
4P4D
b5d5Eb
b6m6F
b7m7G

Diatonic Chords

DegreeChordType
iøAm7b5Half-Diminished
bIIBbmaj7Major 7th
biiiCm7Minor 7th
ivDm7Minor 7th
bVEbmaj7Major 7th
bVIF7Dominant 7th
bviiGm7Minor 7th
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