A# Locrian Scale
4-string bass · mode VII · 7 notes · minor family
Notes
A♯
B
C♯
D♯
E
F♯
G♯
Solfège : La♯ – Si – Do♯ – Ré♯ – Mi – Fa♯ – Sol♯
Interval Structure
A♯
½T
B
T
C♯
T
D♯
½T
E
T
F♯
T
G♯
→
A♯+oct.
T
Scale Chords (triads)
| Degree | Chord (in A#) | Quality |
|---|---|---|
| i° | A♯° | diminished |
| II | B | Major |
| iii | C♯m | minor |
| iv | D♯m | minor |
| V | E | Major |
| VI | F♯ | Major |
| vii | G♯m | minor |
About this scale
The Locrian mode, with its diminished 5th (b5), is the most unstable diatonic mode. Rarely used in its pure form, it appears mainly on half-diminished (iiø7) chords in jazz cadences. Bass players use it as a passing color to reinforce harmonic instability.
See fretboard positions for A# Locrian in the interactive app.
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