A# m7#5 Chord on Puerto Rican Cuatro

Play A# m7#5 on Puerto Rican Cuatro: diagrams, finger positions, intervals, and every voicing up and down the neck for this instrument.

The A# m7#5 chord is a minor seventh with a raised fifth, an altered, unstable color. It is built from the notes A#, C#, F#, G#. This page shows how to play A# m7#5 on Puerto Rican Cuatro with clear fretboard diagrams and suggested finger positions.

The lowest shape sits at fret 1 and spans 4 frets, with no open strings in it. A# falls on the A string. It sounds from G#3 up to A#4.

Puerto Rican Cuatro is strung in five courses of two, the lower two paired an octave apart, 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.