Fbm is a minor, spelled Fb, Abb and Cb. In Drop D tuning (D2 A2 D3 G3 B3 E4) the easiest shape is 222000, which sits at fret 2, needs a barre across 3 strings at fret 2 and lets 3 strings ring open. 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.
222000sits at fret 2, needs a barre across 3 strings at fret 2 and lets 3 strings ring openxxx000is played entirely on open strings, needs no stretch at all, lets 3 strings ring open and mutes 3 stringsx75000sits at fret 5, spans 2 frets, lets 3 strings ring open and mutes 1 stringx79000sits at fret 7, spans 2 frets, lets 3 strings ring open and mutes 1 stringxx5400sits at fret 4, spans 1 fret, lets 2 strings ring open and mutes 2 strings141414000sits at fret 14, needs a barre across 3 strings at fret 14 and lets 3 strings ring open9109000sits at fret 9, needs a barre across 3 strings at fret 9 and lets 3 strings ring openxx5453sits at fret 3, spans 2 frets and mutes 2 strings1414140012sits at fret 12, spans 2 frets and lets 2 strings ring openxxx980sits at fret 8, spans 1 fret, lets 1 string ring open and mutes 3 strings141014000sits at fret 10, spans 4 frets and lets 3 strings ring open222003sits at fret 2, needs a barre across 3 strings at fret 2 and lets 2 strings ring open
Keys Fbm belongs to
Fbm is diatonic to 24 of the 96 keys this app knows, playing a different role in each.