AM9+4

A major ninth, add fourth

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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: AM11, A11♯7, E13-9, E7+4+6, F♭13-9, F♭7+4+6.

Notes in this chord: A, C♯, D, E, G♯, B. Integer notation: {1, 2, 4, 8, 9, 11}.

Keys in which this chord fits with this spelling: AM, F♯m

Keys in which this chord fits with enharmonic spelling: G♭m

Nearby chords (one less note): AM9, E7+4, E7+6, A+2+4, A+4+♭1, A♭dim+4+♯1.

Nearby chords (one more note): E13, E13♯9, E13♭9, AM11+♯1, AM11+♯2, AM11+♯4.

Parallel chords (same structure, different root): CM9+4, DM9+4, EM9+4, FM9+4, GM9+4, BM9+4, D♭M9+4, E♭M9+4, G♭M9+4, A♭M9+4, B♭M9+4, B♯M9+4.

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

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