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♭dim⁺², A♭dim⁺⁹, G♯dim⁺², G♯dim⁺⁹, A♭dim^+♭3, B♭3^+7+♯1.

Notes in this chord: G♯, B♭, B, D. Integer notation: {2, 8, 10, 11}.

Nearby chords (one less note): A♭dim, A♭2^+♯2, B♭3^+♯1, A♭sus2^♭5.

Nearby chords (one more note): B♭9^♭9, E7^+♯4, A♭m9^♭5, G^+♯1+♯2, B♭4^+7+♯1, A♭^♭5+2+♯2, A♭dim⁺²⁺⁴, A♭dim^+2+♯1.

Parallel chords (same structure, different root): Cdim^+♭3, Ddim^+♭3, Edim^+♭3, Fdim^+♭3, Gdim^+♭3, Adim^+♭3, Bdim^+♭3, C♭dim^+♭3, D♭dim^+♭3, E♭dim^+♭3, F♭dim^+♭3, G♭dim^+♭3, A♭dim^+♭3, B♭dim^+♭3, C♯dim^+♭3, D♯dim^+♭3, E♯dim^+♭3, F♯dim^+♭3, A♯dim^+♭3, B♯dim^+♭3.

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