A4+2+♯9

A major fourth, add second, 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+2+♯2, A4+9+♯2, B2+7+♯1+♯2, B2+7+♯1+♯9, B2+♯1+♯2+♯6.

Notes in this chord: A, B, C♯, D, B♯. Integer notation: {0, 1, 2, 9, 11}.

Nearby chords (one less note): A4+2, A4+♯2, Am4+2, B2+7+♯1, B2+♯1+♯2.

Nearby chords (one more note): Bm9+♯1, A+2+4+♯2, F6+♯4+♯5, G+2+4+♯4, A4+2+♯1+♯2, Adim+2+4+♯3, A♭dim+4+♯1+♯3.

Parallel chords (same structure, different root): C4+2+♯9, D4+2+♯9, E4+2+♯9, F4+2+♯9, G4+2+♯9, B4+2+♯9, C♭4+2+♯9, D♭4+2+♯9, E♭4+2+♯9, F♭4+2+♯9, G♭4+2+♯9, A♭4+2+♯9, B♭4+2+♯9, C♯4+2+♯9, D♯4+2+♯9, E♯4+2+♯9, F♯4+2+♯9, G♯4+2+♯9, A♯4+2+♯9, B♯4+2+♯9.

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

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