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: F7^-1+4, Adim^+♭2, Adim^+♭9, E♯7^-1+4, F11^-1-9, E♯11^-1-9.

Notes in this chord: A, A♯, C, E♭. Integer notation: {0, 3, 9, 10}.

Keys in which this chord fits with enharmonic spelling: B♭M, A♯M, Gm

Nearby chords (one less note): Adim, E♭6^-3, B♭2^+♯7, E♭sus4^♯4.

Nearby chords (one more note): F7⁺⁴, E♭6^+♯4, A♭^+2+♯1, Adim7^+♯1, Am^+♯1+♯4, Adim^+2+♯1, Adim^+4+♯1, Adim^+♯1+♯3.

Parallel chords (same structure, different root): Cdim^+♯1, Ddim^+♯1, Edim^+♯1, Fdim^+♯1, Gdim^+♯1, Bdim^+♯1, C♭dim^+♯1, D♭dim^+♯1, E♭dim^+♯1, F♭dim^+♯1, G♭dim^+♯1, A♭dim^+♯1, B♭dim^+♯1, C♯dim^+♯1, D♯dim^+♯1, E♯dim^+♯1, F♯dim^+♯1, G♯dim^+♯1, A♯dim^+♯1, B♯dim^+♯1.

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