B♭7♭7

B flat dominant seventh, flat seventh

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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♯6, B♭6, Gm7, A♯7♭7, Dm♯5+4, Ddim6♭5.

Notes in this chord: B♭, D, F, A♭♭. Integer notation: {2, 5, 7, 10}.

Keys in which this chord fits with enharmonic spelling: FM, E♭M, B♭M, D♯M, E♯M, A♯M, Cm, Dm, Gm, B♯m

Nearby chords (one less note): B♭, Gm, Dm4, B♭6-3.

Nearby chords (one more note): Gm9, E♭M9, G9♯9, B♭7+6, B♭9♭7, B♭6+♯2, B♭6+♯4, B♭6+♯5.

Parallel chords (same structure, different root): C7♭7, D7♭7, E7♭7, F7♭7, G7♭7, A7♭7, B7♭7, C♭7♭7, D♭7♭7, E♭7♭7, F♭7♭7, G♭7♭7, A♭7♭7, C♯7♭7, D♯7♭7, E♯7♭7, F♯7♭7, G♯7♭7, A♯7♭7, B♯7♭7.

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

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