Bbb7 is a dominant seventh, spelled Bbb, Db, Fb and Abb. In Standard tuning (E2 A2 D3 G3 B3 E4) the easiest shape is x02020, which sits at fret 2, needs no stretch at all, lets 3 strings ring open and mutes 1 string. 12 positions for it are shown below, from the nut up to fret 14.
Notes and intervals
Note
Bbb
Db
Fb
Abb
Interval
1P
3M
5P
7m
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.
x02020sits at fret 2, needs no stretch at all, lets 3 strings ring open and mutes 1 string545050sits at fret 4, spans 1 fret and lets 2 strings ring open505650sits at fret 5, spans 1 fret and lets 2 strings ring openx07680sits at fret 6, spans 2 frets, lets 2 strings ring open and mutes 1 stringx0110100sits at fret 10, spans 1 fret, lets 3 strings ring open and mutes 1 stringx07989sits at fret 7, spans 2 frets, lets 1 string ring open and mutes 1 stringx05653sits at fret 3, spans 3 frets, lets 1 string ring open and mutes 1 stringx011080sits at fret 8, spans 3 frets, lets 3 strings ring open and mutes 1 stringx0140140sits at fret 14, needs no stretch at all, lets 3 strings ring open and mutes 1 stringx01401412sits at fret 12, spans 2 frets, lets 2 strings ring open and mutes 1 stringx0110109sits at fret 9, spans 2 frets, lets 2 strings ring open and mutes 1 stringx0110xxsits at fret 11, needs no stretch at all, lets 2 strings ring open and mutes 3 strings
Keys Bbb7 belongs to
Bbb7 is diatonic to 8 of the 96 keys this app knows, playing a different role in each.