A+9+♯1+♯5

A major, add ninth, add sharp root, add sharp fifth

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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+2+♯1+♯5, A+2+♯1+♯12, D♭7♯5+6+♯2, D♭7♯5+6+♭3, D♭13♯5♯9-11, B♭m+♯1+♯4+♭1.

Notes in this chord: A, A♯, C♯, E, E♯, B. Integer notation: {1, 4, 5, 9, 10, 11}.

Nearby chords (one less note): A+2+♯1, A+2+♯5, A+♯1+♯5, D♭7♯5+6, B♭m+♯1+♯4, Esus4+♯1+♯4.

Nearby chords (one more note): A9+♯1+♯5, B11♭5+♯7, D♭13♯5♯9, Bm11♭5+♯7, E11♭7♭9+♯4, A+2+♯1+♯2+♯5.

Parallel chords (same structure, different root): C+9+♯1+♯5, D+9+♯1+♯5, E+9+♯1+♯5, F+9+♯1+♯5, G+9+♯1+♯5, B+9+♯1+♯5, C♭+9+♯1+♯5, D♭+9+♯1+♯5, E♭+9+♯1+♯5, F♭+9+♯1+♯5, G♭+9+♯1+♯5, A♭+9+♯1+♯5, B♭+9+♯1+♯5, C♯+9+♯1+♯5, D♯+9+♯1+♯5, E♯+9+♯1+♯5, F♯+9+♯1+♯5, G♯+9+♯1+♯5, A♯+9+♯1+♯5, B♯+9+♯1+♯5.

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

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