A 7#9 Chord on Soprano Ukulele

Play A 7#9 on Soprano Ukulele: diagrams, finger positions, intervals, and every voicing up and down the neck for this instrument.

A 7#9 chord diagram, starting at fret 1. Strings low to high: G open, C open, E 9th fret, A open.

The A 7#9 chord is an extended or altered dominant that stacks ninths, elevenths, thirteenths, or chromatic tensions over a dominant-seventh core. It is built from the notes A, C, C#, E, G. This page shows how to play A 7#9 on Soprano Ukulele with clear fretboard diagrams and suggested finger positions.

The G, C and A strings ring open in the lowest shape, with the remaining notes fretted at fret 9. The root is the A string itself. It sounds from C4 up to C#5.

It has the shortest scale of the ukulele family, around 13 inches, so the frets sit very close together.

Browse alternate voicings to find the one that sits best under your fingers, then compare it with the other chord types built on A or explore the same shape in nearby keys. The diagrams list the notes in each voicing so you can connect the shape to the theory behind it.