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A# half-diminished arpeggio for guitar (A#m7♭5)

Notes, positions, and fretboard fingerings for the A# half-diminished arpeggio (A#m7♭5): A# · C# · E · G#.

Instrument
Root
Chord
Triads
Sevenths
Position (CAGED)
Frets15
1224
Chord
A#m7♭5
A#C#EG#
E
B
G
D
A
E
EG#A#C#EC#EG#A#C#G#A#C#EG#A#EG#A#C#EA#C#EG#A#EG#A#C#E35791512
Scroll horizontally to see the whole fretboard

Legend

A#
Root
· R
C#
Third
· ♭3
E
Fifth
· ♭5
G#
Seventh
· ♭7

Arpeggio sheet

A#m7♭5
Formula (degrees)
R ♭3 ♭5 ♭7
Notes in key
A# C# E G#
Typical use
Over VII° half-diminished; II in a minor key.
See the A#dim triad →

A# half-diminished

The A# half-diminished arpeggio is made up of: A# · C# · E · G#.

The half-diminished arpeggio (m7♭5): diminished triad plus minor seventh, the chord of the vii degree in a major key and the ii degree in a minor key.