A4♯4+2

A major fourth, sharp fourth, add second

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MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: B9-5, C♭9-5, AM♭5+2, B3+2+7, C♭3+2+7, Asus2♭5+3.

Notes in this chord: A, B, C♯, D♯. Integer notation: {1, 3, 9, 11}.

Keys in which this chord fits with this spelling: EM, C♯m

Keys in which this chord fits with enharmonic spelling: F♭M, D♭m

Nearby chords (one less note): A3+2, A4♯4, B3+2, Asus2♭5.

Nearby chords (one more note): B9, B9♯5, AM9♭5, D♭9♯5, A+2+♯4, A4+2+♯4, B9-5+♯7, Adim+2+♯3.

Parallel chords (same structure, different root): C4♯4+2, D4♯4+2, E4♯4+2, F4♯4+2, G4♯4+2, B4♯4+2, C♭4♯4+2, D♭4♯4+2, E♭4♯4+2, F♭4♯4+2, G♭4♯4+2, A♭4♯4+2, B♭4♯4+2, E♯4♯4+2, B♯4♯4+2.

Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):

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