A# diminished chord for guitar (A#dim)
Diagram, fingering, and theory for the A# diminished chord (A#dim) on guitar: A# · C# · E.
Root
Chord
DiagramA#dim
Stacked thirds
1
3m
♭5
Theory
Formula1-♭3-♭5
DifferenceBoth 3rd and 5th lowered (♭3, ♭5).
SoundTense, unstable, wants to resolve.
Functionvii°, a passing chord.
UseBrief tension before a resolution.
Next steps
△TriadsSee the triads and inversions on the fretboard∷ArpeggiosPlay the chord note by note⚿ProgressionsUse it in a chord progression
Diagram for guitar in standard tuning.
A# diminished
The A# diminished chord (A#dim) is made up of: A# · C# · E.
Brief tension before a resolution.