North Coast Synthesis Ltd.

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: A♯m⁺⁴, E♭9^-3, A♯m⁺¹¹, B♭m⁺¹¹, A♯sus4^+♯2, B♭sus4^+♯2.

Notes in this chord: B♭, D♭, E♭, F. Integer notation: {1, 3, 5, 10}.

Keys in which this chord fits with this spelling: D♭M, G♭M, A♭M, Fm, E♭m, B♭m

Keys in which this chord fits with enharmonic spelling: C♯M, F♯M, G♯M, D♯m, E♯m, A♯m

Nearby chords (one less note): B♭m, B♭m4, D♭3⁺², E♭sus2.

Nearby chords (one more note): E♭9, E♭m9, BM9^♭5, D♭9^♭7, B♭^+4+♯2, B♭m⁺²⁺⁴, D♭9^♯5♭7, B♭m^+4+♯4.

Parallel chords (same structure, different root): Cm⁺⁴, Dm⁺⁴, Em⁺⁴, Fm⁺⁴, Gm⁺⁴, Am⁺⁴, Bm⁺⁴, C♭m⁺⁴, D♭m⁺⁴, E♭m⁺⁴, F♭m⁺⁴, G♭m⁺⁴, A♭m⁺⁴, C♯m⁺⁴, D♯m⁺⁴, E♯m⁺⁴, F♯m⁺⁴, G♯m⁺⁴, A♯m⁺⁴, B♯m⁺⁴.

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