A maj9 Chord on Mandocello
How to play the A maj9 chord on Mandocello: fretboard diagrams, finger positions, the notes that build it, and alternate voicings up the neck.
The A maj9 chord is a major extended chord that stacks ninths, elevenths, or thirteenths over a major-seventh foundation for a rich, jazzy color. It is built from the notes A, B, C#, E, G#. This page shows how to play A maj9 on Mandocello with clear fretboard diagrams and suggested finger positions.
The A string ring open in the lowest shape, with the remaining notes fretted at fret 6 over a 4-fret stretch. The root is the A string itself. It sounds from G#2 up to B3.
Mandocello is strung in four courses of two, so each stopped note here sounds as two — which is why the shape rings thicker than the same grip on a single-strung instrument.
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.