Ab7+5 chord
Ab augmented seventh
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Play Ab7+5 on ukulele at frets 1-4-2-3 in gCEA tuning.
The Ab7+5 chord has the formula 1, 3, #5, b7 with notes Ab, C, E, Gb
The augmented seventh chord is primarily used in jazz. It can be used under melodies and improvisation in a whole tone scale.