A Major Chord on Octave Mandolin
Play A Major on Octave Mandolin: diagrams, finger positions, intervals, and every voicing up and down the neck for this instrument.
The A Major chord is a bright, stable major triad — one of the first chords most players learn. It is built from the notes A, C#, E. This page shows how to play A Major on Octave Mandolin with clear fretboard diagrams and suggested finger positions.
The shape nearest the nut leaves the E course open and takes the rest at fret 2, reaching across 3 frets. A falls on the G course. It sounds from A2 up to E4.
Octave Mandolin 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.