A# Half-diminished 7th Chord (A#m7b5) on Piano & Guitar

    A piano keyboard reference for the A half-diminished 7th chord, abbreviated as Am7b5 or Aø, with the notes on piano and chord inversions. It's abbreviated as Am7b5 because the half-diminished 7th chord is a minor 7th chord with a flat 5.

    The A♯ half-diminished 7th chord has the notes A♯ C♯ E G♯. The 3 inversions to the A♯ half-diminished 7th chord are C♯ E G♯ A♯, E G♯ A♯ C♯ and G♯ A♯ C♯ E.

    The intervals of the A♯m7b5 chord are the root (A♯) , minor third (C♯) , diminished fifth (E) and minor seventh (G♯) .

    🎸 You can also jump to guitar chord diagrams for the A♯m7b5 chord in common positions on the guitar fretboard. You'll find both open chords and/or barre chords.

    A♯ half-diminished 7th Chord on Piano

    A♯m7b5 chord

    notes: A♯ C♯ E G♯

    • A
    • C
    • E
    • G

    A♯m7b5 1st inversion

    notes: C♯ E G♯ A♯

    • C
    • E
    • G
    • A

    A♯m7b5 2nd inversion

    notes: E G♯ A♯ C♯

    • E
    • G
    • A
    • C

    A♯m7b5 3rd inversion

    notes: G♯ A♯ C♯ E

    • G
    • A
    • C
    • E

    🎸 A♯m7b5 Chord Guitar Diagrams

    Below you'll find guitar chord diagrams for common chord positions of the A♯ half-diminished 7th chord, along with finger positions or note names.

    show:
    orientation:
    1 Index finger
    2 Middle finger
    3 Ring finger
    4 Pinky

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    Piano Samples

    The piano samples used for this A♯ half-diminished 7th chord reference are from “ Salamander Grand Piano V3 ” by Alexander Holm, licensed under CC BY 3.0.

    Circle of fifths with major and minor keys adgcfebDAEBGCF mini circle of fifths