A major eleventh, add sharp root

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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: AM11+♭2, A11♯7+♯1, E13-9+♯4, E13-9+♯11, F♭13-9+♯4, F♭13-9+♯11.

Notes in this chord: A, A♯, C♯, E, G♯, B, D. Integer notation: {1, 2, 4, 8, 9, 10, 11}.

Nearby chords (one less note): AM11, AM11♭9, AM9+♯1, E7+4+♯4, E7+6+♯4, A+2+4+♯1, A♭dim+2+4+♯1.

Nearby chords (one more note): E13+♯4, E13♯9+♯4, E13♭9+♯4, AM11+♯1+♯2, AM11+♯1+♯4.

Parallel chords (same structure, different root): CM11+♯1, DM11+♯1, EM11+♯1, FM11+♯1, GM11+♯1, BM11+♯1, C♭M11+♯1, D♭M11+♯1, E♭M11+♯1, F♭M11+♯1, G♭M11+♯1, A♭M11+♯1, B♭M11+♯1, C♯M11+♯1, D♯M11+♯1, E♯M11+♯1, F♯M11+♯1, G♯M11+♯1, A♯M11+♯1, B♯M11+♯1.

This chord contains too many notes to play on the 6 strings of guitar standard EADGBE tuning (change tuning or instrument).