B♭♭5+♭1

B flat major, flat fifth, add flat root

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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♯♭5+♭1, Asus4+♯1, Asus4+♭2, Asus4+♭9, Dsus2+♯5, Dsus2+♯12.

Notes in this chord: B♭♭, B♭, D, F♭. Integer notation: {2, 4, 9, 10}.

Keys in which this chord fits with enharmonic spelling: FM, E♯M, Dm

Nearby chords (one less note): B♭♭5, D5+♯5, Dsus2, Asus2♭2.

Nearby chords (one more note): Gm9♭7, A+4+♯1, B♭M9♭5, D+2+♯5, E7♭5+4, B♭+♯4+♭1, Asus4+2+♯1, Asus4+♯1+♯4.

Parallel chords (same structure, different root): C♭♭5+♭1, D♭♭5+♭1, E♭♭5+♭1, F♭♭5+♭1, G♭♭5+♭1, A♭♭5+♭1, D♯♭5+♭1, E♯♭5+♭1, G♯♭5+♭1, A♯♭5+♭1, B♯♭5+♭1.

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

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