A9+♯1+♯7

A dominant ninth, add sharp root, add sharp seventh

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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+♯1+♭1, A9+♯7+♭2, E6+♯2+♯4+♯10.

Notes in this chord: A, A♯, C♯, E, G, G♯, B. Integer notation: {1, 4, 7, 8, 9, 10, 11}.

Nearby chords (one less note): A9+♯1, A9+♯7, AM9+♯1, A9♭9+♯7, E6+♯2+♯4, E+4+♯2+♯4, Gdim+2+♯1+♯3.

Nearby chords (one more note): B13♯5+♯7, E13♯9+♯4, G♭11+♯1+♯2, A9+♯1+♯2+♯7, D♭13♯9♯11+♯5.

Parallel chords (same structure, different root): C9+♯1+♯7, D9+♯1+♯7, E9+♯1+♯7, F9+♯1+♯7, G9+♯1+♯7, B9+♯1+♯7, C♭9+♯1+♯7, D♭9+♯1+♯7, E♭9+♯1+♯7, F♭9+♯1+♯7, G♭9+♯1+♯7, A♭9+♯1+♯7, B♭9+♯1+♯7, C♯9+♯1+♯7, D♯9+♯1+♯7, E♯9+♯1+♯7, F♯9+♯1+♯7, G♯9+♯1+♯7, A♯9+♯1+♯7, B♯9+♯1+♯7.

This chord contains too many notes to play on the 6 strings of guitar standard EADGBE tuning (change tuning or instrument).