A#m7(b5) chord
A#m7b5 chord for piano with keyboard diagram.
Explanation: The A sharp minor seventh flat five is also called A sharp half-diminished (also written as A#ΓΈ). The chord is abbreviated A#m7b5, A#m7(b5) or A#m7-b5.
Theory: The A#m7b5 is an A sharp minor seventh with a lowered fifth.
A#m7b5
Notes: A# - C# - E - G#
Left hand: 5-3-2-1
Right hand: 1-2-3-5
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