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: D♯m4⁺², D♯m4⁺⁹, E♭m4⁺², G♭2^+6+♯7, D♯dim^♭5+2, E♭dim^♭5+2.

Notes in this chord: E♭, G♭, A♭, F. Integer notation: {3, 5, 6, 8}.

Keys in which this chord fits with this spelling: D♭M, G♭M, E♭m, B♭m

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

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

Nearby chords (one more note): A♭7⁺⁶, B6^+♯4, D♭⁺²⁺⁴, E♭m⁺²⁺⁴, E♭4^+2+♯2, E♭dim⁺²⁺⁴, E♭m4^+2+♯1, Ddim^+♯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, F♭m4⁺⁹, G♭m4⁺⁹, A♭m4⁺⁹, B♭m4⁺⁹, C♯m4⁺⁹, D♯m4⁺⁹, E♯m4⁺⁹, F♯m4⁺⁹, G♯m4⁺⁹, A♯m4⁺⁹, B♯m4⁺⁹.

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