A9+♭3

A dominant ninth, 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: A9+♯2, A9+♯9, G11♭5♭7, C6+♯1+♭1, C6+♭1+♭2, B♯6+♯1+♭1.

Notes in this chord: A, C, C♯, E, G, B. Integer notation: {0, 1, 4, 7, 9, 11}.

Nearby chords (one less note): A9, Am9, A9♯9, A+2+♯2, C+♯1+♭1, G4+2+♯4.

Nearby chords (one more note): G13♭5, A11+♯2, GM13♭5, A9+♯1+♯2, A9+♯2+♯7, B11♯5+♯1.

Parallel chords (same structure, different root): C9+♭3, D9+♭3, E9+♭3, F9+♭3, G9+♭3, B9+♭3, C♭9+♭3, D♭9+♭3, E♭9+♭3, F♭9+♭3, G♭9+♭3, A♭9+♭3, B♭9+♭3, C♯9+♭3, D♯9+♭3, E♯9+♭3, F♯9+♭3, G♯9+♭3, A♯9+♭3, B♯9+♭3.

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

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