C 7b9 Chord on Concert Ukulele
Play C 7b9 on Concert Ukulele: diagrams, finger positions, intervals, and every voicing up and down the neck for this instrument.
The C 7b9 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 C, C#, E, G, A#. This page shows how to play C 7b9 on Concert Ukulele with clear fretboard diagrams and suggested finger positions.
The shape nearest the nut leaves the C and E strings open and takes the rest at fret 3, reaching across 2 frets. The root is the C string itself. It sounds from C4 up to C#5.
It has a scale around 15 inches, a little more room between frets than a soprano.
Browse alternate voicings to find the one that sits best under your fingers, then compare it with the other chord types built on C 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.