A♯9+♯4

A sharp dominant ninth, add sharp fourth

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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: C11♯5, B♯11♯5, B♭9+♯4, B♭9+♭5, A♯11♯11, B♭11♯11.

Notes in this chord: A♯, C♯♯, D♯♯, E♯, G♯, B♯. Integer notation: {0, 2, 4, 5, 8, 10}.

Nearby chords (one less note): B♭9, C9♯5, Dm9♭5, B♭7+♯4, A♭9♯5♭7, B♭+2+♯4.

Nearby chords (one more note): C13♯5, B♭11+♯4, B♭13♯11, C11♯5+♯1, A♭13♯5♯11, B♭11♯11+♯1.

Parallel chords (same structure, different root): C9+♯4, D9+♯4, E9+♯4, F9+♯4, G9+♯4, A9+♯4, B9+♯4, C♭9+♯4, D♭9+♯4, E♭9+♯4, F♭9+♯4, G♭9+♯4, A♭9+♯4, B♭9+♯4, C♯9+♯4, D♯9+♯4, E♯9+♯4, F♯9+♯4, G♯9+♯4, B♯9+♯4.

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

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