A♭dim7+2

A flat diminished seventh, add second

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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: A♯9♭9, B♭9♭9, A♯7+♯1, A♯7+♭2, B♭7+♯1, B♭7+♭2.

Notes in this chord: A♭, B♭, C♭, E♭♭, G♭♭. Integer notation: {2, 5, 8, 10, 11}.

Nearby chords (one less note): B♭7, B♭+♯1, Ddim7, Fdim+4, A♭dim+2.

Nearby chords (one more note): B♭11♭9, B♭9+♯1, B♭9♭9+6, D♭9♭9+6, G♭M11♯5, B♭9♭9+♯7, E11♯11♭9.

Parallel chords (same structure, different root): Cdim7+2, Ddim7+2, Edim7+2, Fdim7+2, Gdim7+2, Adim7+2, Bdim7+2, D♭dim7+2, E♭dim7+2, G♭dim7+2, B♭dim7+2, E♯dim7+2, B♯dim7+2.

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

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