A4+2+♯1+♯4

A major fourth, add second, add sharp root, add sharp fourth

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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: A4+2+♯4+♭2, B9-5+♯7+♯9, A4+2+♯1+♯11, B♭4+♯1+♯2+♯7, B♭4+♯1+♯2+♭1, B♭4+♯1+♯7+♯9.

Notes in this chord: A, A♯, B, C♯, D, D♯. Integer notation: {1, 2, 3, 9, 10, 11}.

Nearby chords (one less note): A4+2+♯1, A4+2+♯4, B9-5+♯7, A4+♯1+♯4, B♭4+♯1+♯2, B♭4+♯1+♯7.

Nearby chords (one more note): A11♭5+♯1, B9+♯2+♯7, AM11♭5+♯1, B♭M11♯9+♯1, A+2+4+♯1+♯4, Adim+2+4+♯1+♯3.

Parallel chords (same structure, different root): C4+2+♯1+♯4, D4+2+♯1+♯4, E4+2+♯1+♯4, F4+2+♯1+♯4, G4+2+♯1+♯4, B4+2+♯1+♯4.

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

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