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♭2⁺⁶⁺⁷, E♯m4^+♯1, G♯2⁺⁶⁺⁷, A♭2⁺⁷⁺¹³, G♯2⁺⁷⁺¹³, Fdim^♭5+♯1.

Notes in this chord: F, F♯, A♭, B♭. Integer notation: {5, 6, 8, 10}.

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

Nearby chords (one less note): Fm4, G♭3⁺², B♭5^+♯5, G♭2^+♯7.

Nearby chords (one more note): G♭M9, B♭7^+♯5, G♭M9^♭5, E♭m⁺²⁺⁴, F4^+♯1+♯2, Fm4^+2+♯1, F♭^♭5+2+♯1, Fdim^+4+♯1.

Parallel chords (same structure, different root): Cm4^+♯1, Dm4^+♯1, Em4^+♯1, Gm4^+♯1, Am4^+♯1, Bm4^+♯1, C♭m4^+♯1, D♭m4^+♯1, E♭m4^+♯1, F♭m4^+♯1, G♭m4^+♯1, A♭m4^+♯1, B♭m4^+♯1, C♯m4^+♯1, D♯m4^+♯1, E♯m4^+♯1, F♯m4^+♯1, G♯m4^+♯1, A♯m4^+♯1, B♯m4^+♯1.

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