Abm is a minor, spelled Ab, Cb and Eb. In Drop D tuning (D2 A2 D3 G3 B3 E4) the easiest shape is 12110x, which sits at fret 1, needs a barre across 4 strings at fret 1, lets 1 string ring open and mutes 1 string. 12 positions for it are shown below, from the nut up to fret 13.
Notes and intervals
Note
Ab
Cb
Eb
Interval
1P
3m
5P
12 ways to play it
Ordered by how hard they are to fret, easiest first, one per position on the neck. Fret numbers are relative to the position marked beside each grid.
12110xsits at fret 1, needs a barre across 4 strings at fret 1, lets 1 string ring open and mutes 1 string666444sits at fret 4 and needs a barre across 3 strings at fret 4666807sits at fret 6, needs a barre across 3 strings at fret 6 and lets 1 string ring openx1113130xsits at fret 11, spans 2 frets, lets 1 string ring open and mutes 2 stringsx1198011sits at fret 8, spans 3 frets, lets 1 string ring open and mutes 1 stringxx9897sits at fret 7, spans 2 frets and mutes 2 strings62640xsits at fret 2, spans 4 frets, lets 1 string ring open and mutes 1 string131413130xsits at fret 13, needs a barre across 4 strings at fret 13, lets 1 string ring open and mutes 1 stringxx131312xsits at fret 12, spans 1 fret and mutes 3 stringsx11913011sits at fret 9, spans 4 frets, lets 1 string ring open and mutes 1 string66640xsits at fret 4, spans 2 frets, lets 1 string ring open and mutes 1 stringx2110xsits at fret 1, needs a barre across 2 strings at fret 1, lets 1 string ring open and mutes 2 strings
Keys Abm belongs to
Abm is diatonic to 24 of the 96 keys this app knows, playing a different role in each.