A3+9+♯2

A major third, add ninth, add sharp 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: A3+2+♯2, A3+2+♯9, B2+7+♯1, B2+♯1+♯6, C♭2+7+♯1, C♭2+♯1+♯6.

Notes in this chord: A, B♯, C♯, B. Integer notation: {0, 1, 9, 11}.

Nearby chords (one less note): A3+2, A2+♯2, A3+♯2, B2+♯1.

Nearby chords (one more note): A+2+♯2, A4+2+♯2, F+♯4+♯5, G4+2+♯4, G♭m+4+♯4, A♭4+♯1+♯2, Adim+2+♯3, A3+2+♯1+♯2.

Parallel chords (same structure, different root): C3+9+♯2, D3+9+♯2, E3+9+♯2, F3+9+♯2, G3+9+♯2, B3+9+♯2, C♭3+9+♯2, D♭3+9+♯2, E♭3+9+♯2, F♭3+9+♯2, G♭3+9+♯2, A♭3+9+♯2, B♭3+9+♯2, C♯3+9+♯2, D♯3+9+♯2, E♯3+9+♯2, F♯3+9+♯2, G♯3+9+♯2, A♯3+9+♯2, B♯3+9+♯2.

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

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