A4+7

A dominant fourth, add seventh

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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: A3+7+♯3, A3+♯3+♯6, Dsus4+♭1, Gsus2+♯4, Gsus2+♭5, Gsus2+♯11.

Notes in this chord: A, C♯, D, G. Integer notation: {1, 2, 7, 9}.

Keys in which this chord fits with this spelling: DM, Bm

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

Nearby chords (one less note): A4, Gsus2, Gsus2♭5, Gsus4♯4.

Nearby chords (one more note): A7+4, A7♭5+4, D+4+♭1, F9♯5♭7, G+2+♯4, A4+7+♯1, A4+7+♯2, Gsus2+♯1+♯4.

Parallel chords (same structure, different root): C4+7, D4+7, E4+7, F4+7, G4+7, B4+7, C♭4+7, D♭4+7, E♭4+7, F♭4+7, G♭4+7, A♭4+7, B♭4+7, C♯4+7, D♯4+7, E♯4+7, F♯4+7, G♯4+7, A♯4+7, B♯4+7.

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

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