A 13 Chord on Terz Guitar
Play A 13 on Terz Guitar: diagrams, finger positions, intervals, and every voicing up and down the neck for this instrument.
The A 13 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, B, C#, E, F#, G. This page shows how to play A 13 on Terz Guitar with clear fretboard diagrams and suggested finger positions.
The lowest shape sits at fret 2 and spans 3 frets, with no open strings in it. A falls on the G string. It sounds from A2 up to B4.
Terz Guitar is tuned G–C–F–A#–D–G, with 15 frets to work with. Guitar shapes work unchanged on terz guitar — finger them exactly as charted; every shape sounds a minor third higher than on guitar.
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.