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: B♭m9^♭5+♯7, B♭m9^♭5+♭1, C7^♯5+6+♯1, A^{+♯1+♯2+♭1}, A^{+♯1+♯9+♭1}, C13^♯5♭9-11.

Notes in this chord: A♭, A, B♭, B♯, C♯, E. Integer notation: {0, 1, 4, 8, 9, 10}.

Nearby chords (one less note): B♭m9^♭5, C7^♯5+6, A^+♯1+♯2, A^+♯1+♭1, A^+♯2+♭1, A♭4^+2+♯1.

Nearby chords (one more note): C13^♯5♭9, AM11^♯9+♯1, AM9^+♯1+♯2, A♭11^♯5+♯1, A♭M11^♯5+♯1, B♭m11^♭5+♯7.

Parallel chords (same structure, different root): C^{+♯2+♭1+♭2}, D^{+♯2+♭1+♭2}, E^{+♯2+♭1+♭2}, F^{+♯2+♭1+♭2}, G^{+♯2+♭1+♭2}, B^{+♯2+♭1+♭2}, C♭^{+♯2+♭1+♭2}, D♭^{+♯2+♭1+♭2}, E♭^{+♯2+♭1+♭2}, F♭^{+♯2+♭1+♭2}, G♭^{+♯2+♭1+♭2}, A♭^{+♯2+♭1+♭2}, B♭^{+♯2+♭1+♭2}, C♯^{+♯2+♭1+♭2}, D♯^{+♯2+♭1+♭2}, E♯^{+♯2+♭1+♭2}, F♯^{+♯2+♭1+♭2}, G♯^{+♯2+♭1+♭2}, A♯^{+♯2+♭1+♭2}, B♯^{+♯2+♭1+♭2}.

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