A+♭3

A major, add flat third

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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, A+♯9, C3+6+♯1, B♯3+6+♯1, Caug♯5+♯1, B♯aug♯5+♯1.

Notes in this chord: A, C, C♯, E. Integer notation: {0, 1, 4, 9}.

Nearby chords (one less note): A, Am, A3+♯2, C3+♯1.

Nearby chords (one more note): A9♯9, A6+♯2, A+2+♯2, A+4+♯2, A+♯1+♯2, A+♯2+♯4, A+♯2+♯5, A+♯2+♭1.

Parallel chords (same structure, different root): C+♭3, D+♭3, E+♭3, F+♭3, G+♭3, B+♭3, C♭+♭3, D♭+♭3, E♭+♭3, F♭+♭3, G♭+♭3, A♭+♭3, B♭+♭3, C♯+♭3, D♯+♭3, E♯+♭3, F♯+♭3, G♯+♭3, A♯+♭3, B♯+♭3.

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

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