Fbm is a minor, spelled Fb, Abb and Cb. In DADGAD tuning (D2 A2 D3 G3 A3 D4) the easiest shape is 2220xx, which sits at fret 2, needs a barre across 3 strings at fret 2, lets 1 string ring open and mutes 2 strings. 12 positions for it are shown below, from the nut up to fret 14.
Notes and intervals
Note
Fb
Abb
Cb
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.
2220xxsits at fret 2, needs a barre across 3 strings at fret 2, lets 1 string ring open and mutes 2 stringsx79079sits at fret 7, spans 2 frets, lets 1 string ring open and mutes 1 stringx7507xsits at fret 5, spans 2 frets, lets 1 string ring open and mutes 2 stringsx7547xsits at fret 4, spans 3 frets and mutes 2 stringsxxx9109sits at fret 9, needs a barre across 3 strings at fret 9 and mutes 3 strings1414140xxsits at fret 14, needs a barre across 3 strings at fret 14, lets 1 string ring open and mutes 2 stringsxx14121414sits at fret 12, spans 2 frets and mutes 2 strings141014014xsits at fret 10, spans 4 frets, lets 1 string ring open and mutes 1 string22202xsits at fret 2, needs no stretch at all, lets 1 string ring open and mutes 1 stringxx2022sits at fret 2, needs no stretch at all, lets 1 string ring open and mutes 2 stringsxx202xsits at fret 2, needs no stretch at all, lets 1 string ring open and mutes 3 strings222425sits at fret 2 and needs a barre across 5 strings at fret 2
Keys Fbm belongs to
Fbm is diatonic to 24 of the 96 keys this app knows, playing a different role in each.