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♭⁺⁴, G♯⁺⁴, A♭⁺¹¹, G♯^+♯3, G♯⁺¹¹, D♭sus2^+♭1.

Notes in this chord: A♭, C, C♯, E♭. Integer notation: {0, 1, 3, 8}.

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

Nearby chords (one less note): A♭, A♭4, D♭2^+♯7, D♭sus2.

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

Parallel chords (same structure, different root): C^+♯3, D^+♯3, E^+♯3, F^+♯3, G^+♯3, A^+♯3, B^+♯3, C♭^+♯3, D♭^+♯3, E♭^+♯3, F♭^+♯3, G♭^+♯3, B♭^+♯3, C♯^+♯3, D♯^+♯3, E♯^+♯3, F♯^+♯3, G♯^+♯3, A♯^+♯3, B♯^+♯3.

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