A# sus(#4)/A

The A# sus(#4) chord consists of the A# (Perfect unison), E (Diminished fifth) and F (Perfect fifth) notes, with A as the bass note.

Piano keyboard showing the notes for a A# sus(#4)/A chord

How to play the A# sus(#4)/A chord

  1. Play A as the lowest bass note in the left hand
  2. Find A# (Root) on the piano keyboard
  3. Add E (Diminished fifth) — 6 semitones above A#
  4. Add F (Perfect fifth) — 7 semitones above A#
  5. Press all 4 notes simultaneously to sound the A# sus(#4)/A chord

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