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: A7^+♯7, C♯m6^+♯4, D♭m6^+♯4, C♯dim6^+♯5, D♭dim6^+♯5, D♭m^+♯4+♯5.

Notes in this chord: A♭, A, C♯, E, G. Integer notation: {1, 4, 7, 8, 9}.

Nearby chords (one less note): A7, A^+♭1, E4^+♯2, D♭m^+♯4, Gsus2^♭5+♯1.

Nearby chords (one more note): A9^+♯7, A7^+4+♯7, A9^♭9+♯7, G♭m9^+♯1, C6^+♯1+♯5, E♭11^♭5♭9, D♭^{+♯2+♯4+♯5}.

Parallel chords (same structure, different root): C7^+♭1, D7^+♭1, E7^+♭1, F7^+♭1, G7^+♭1, B7^+♭1, C♭7^+♭1, D♭7^+♭1, E♭7^+♭1, F♭7^+♭1, G♭7^+♭1, A♭7^+♭1, B♭7^+♭1, C♯7^+♭1, D♯7^+♭1, E♯7^+♭1, F♯7^+♭1, G♯7^+♭1, A♯7^+♭1, B♯7^+♭1.

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