A9+♯4
A dominant ninth, add sharp fourth

Choose audio sample set:
MSK 007 Leapfrog VCF
(patch;
see
in online store)
MSK 009 Coiler VCF
(patch;
see
in online store)
Equivalent chord symbols: A9+♭5, B11♯5, A11♯11, B9♯5+4, C♭11♯5, C♭9♯5+4.
Notes in this chord: A, C♯, D♯, E, G, B. Integer notation: {1, 3, 4, 7, 9, 11}.
Nearby chords (one less note): A9, B9♯5, A7+♯4, A+2+♯4, D♭m9♭5, G9♯5♭7.
Nearby chords (one more note): B13♯5, A11+♯4, A13♯11, B11♯5+♯1, G13♯5♯11, A11♯11+♯1.
Parallel chords (same structure, different root): C9+♯4, D9+♯4, E9+♯4, F9+♯4, G9+♯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, A♯9+♯4, B♯9+♯4.
Experimental fretting charts for guitar standard EADGBE tuning (change tuning or instrument):
(loading)