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♭m4⁺², A♭m4⁺⁹, G♯m4⁺², B2^+6+♯7, A♭dim^♭5+2, G♯dim^♭5+2.

Notes in this chord: G♯, B, C♯, A♯. Integer notation: {1, 8, 10, 11}.

Keys in which this chord fits with this spelling: BM, F♯M, D♯m, G♯m

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

Nearby chords (one less note): A♭m4, B2^+♯7, D♭6^-3, A♭2^+♯2.

Nearby chords (one more note): D♭7⁺⁶, E6^+♯4, G♭⁺²⁺⁴, A♭m⁺²⁺⁴, A♭4^+2+♯2, A♭dim⁺²⁺⁴, A♭m4^+2+♯1, Gdim^+♯1+♯3.

Parallel chords (same structure, different root): Cm4⁺⁹, Dm4⁺⁹, Em4⁺⁹, Fm4⁺⁹, Gm4⁺⁹, Am4⁺⁹, Bm4⁺⁹, C♭m4⁺⁹, D♭m4⁺⁹, E♭m4⁺⁹, F♭m4⁺⁹, G♭m4⁺⁹, A♭m4⁺⁹, B♭m4⁺⁹, C♯m4⁺⁹, D♯m4⁺⁹, E♯m4⁺⁹, F♯m4⁺⁹, A♯m4⁺⁹, B♯m4⁺⁹.

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