A#dim7 chord
A# diminished seventh
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1 / 1
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ukulele fretboard
3
5
7
10
The A#dim7 chord has the formula 1, b3, b5, bb7 with notes A#, C#, E, G
The diminished seventh chord is used in classical and jazz music. It is often formed on the seventh degree and used as a leading-tone chord toward the tonic.