A7+5 chord
A augmented seventh
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The A7+5 chord has the intervals I, III, vi, vii with notes A, C#, F, G
Matching Scales: A Enigmatic A Hindu A Arabic C# Enigmatic C# Persian C# Arabic F Hindu F Arabic G Arabic G Gypsy
The augmented seventh chord is primarily used in jazz. It can be used under melodies and improvisation in a whole tone scale.