A♯♭5+♯2+♭1

A sharp major, flat fifth, add sharp second, add flat 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: A+4+♯1, A+♯1+♯3, A+11+♯1, B♭♭5+♯2+♭1, A♯dim+♯3+♭1, B♭dim+♯3+♭1.

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

Nearby chords (one less note): A+4, A+♯1, A4+♯1, B♭♭5+♯2, Asus4+♯1.

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

Parallel chords (same structure, different root): C♭♭5+♯2+♭1, D♭♭5+♯2+♭1, E♭♭5+♯2+♭1, F♭♭5+♯2+♭1, G♭♭5+♯2+♭1, A♭♭5+♯2+♭1, B♭♭5+♯2+♭1, D♯♭5+♯2+♭1, E♯♭5+♯2+♭1, G♯♭5+♯2+♭1, B♯♭5+♯2+♭1.

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

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