A minor, add fourth

music notation
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MSK 007 Leapfrog VCF (patch; see in online store)
MSK 009 Coiler VCF (patch; see in online store)

Equivalent chord symbols: D9-3, Am+11, C3+2+6, D2+5+7, B♯3+2+6, Asus4+♯2.

Notes in this chord: A, C, D, E. Integer notation: {0, 2, 4, 9}.

Keys in which this chord fits with this spelling: CM, FM, GM, Dm, Em, Am

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

Nearby chords (one less note): Am, Am4, C3+2, Dsus2.

Nearby chords (one more note): D9, Dm9, C9♭7, A+4+♯2, Am+2+4, B♭M9♭5, C9♯5♭7, Am+4+♯4.

Parallel chords (same structure, different root): Cm+4, Dm+4, Em+4, Fm+4, Gm+4, Bm+4, C♭m+4, D♭m+4, E♭m+4, F♭m+4, G♭m+4, A♭m+4, B♭m+4, C♯m+4, D♯m+4, E♯m+4, F♯m+4, G♯m+4, A♯m+4, B♯m+4.

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