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Fig. 1 · Ab major pentatonic · first 12 frets

guitar scale

A♭ major pentatonic

A♭1B♭2C3E♭5F6

The major scale without its two half steps. Five notes, and no pair of them a half step apart.

The same sounds spelled from the other side are G♯ major pentatonic.

on ukuleleon piano

Written out

Fig. 2 · Ab major pentatonic, ascending

Every accidental is written in, rather than left to a key signature, so the letters can be read one at a time.

The step pattern

A♭WB♭WCW+HE♭WFW+HA♭

What is true of it

A♭ major pentatonic is A♭, B♭, C, E♭ and F, and back to A♭.

Its steps are W – W – W+H – W – W+H, where W is a whole step and H a half.

Across the first twelve frets of the guitar its notes fall in 30 places, which is what makes a scale a shape rather than a list.

Chords made only of these notes

FmminorFm7minor seventhA♭major

Found by testing every chord in the catalogue against these 5 sounds, not chosen.

Other scales on A♭

A♭ minor pentatonicpentatonicA♭ bluespentatonicA♭ major bluespentatonicA♭ majormajorA♭ natural minorminorA♭ harmonic minorminor

C maj pentC♯ maj pentD♭ maj pentD maj pentD♯ maj pentE♭ maj pentE maj pentF maj pentall 374