A4+7+♯9

A dominant fourth, add seventh, add sharp ninth

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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: A4+7+♯2, A4+7+♭3, Gsus2+4+♯4, Gsus4+2+♯4, Gsus4+9+♯4, E13♯5♯9-1-3.

Notes in this chord: A, C♯, D, G, B♯. Integer notation: {0, 1, 2, 7, 9}.

Nearby chords (one less note): A4+7, A4+♯2, Gsus4+2, Csus2+♯1, Gsus4♭5+2.

Nearby chords (one more note): A11♯9, A11♯5♯9, A11♯9♭5, D7+4+♯7, G+2+4+♯4, E13♯5♯9-1, F13♭7♭13-1.

Parallel chords (same structure, different root): E4+7+♯9, B4+7+♯9, C♭4+7+♯9, F♭4+7+♯9.

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

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