Gb7 is a dominant seventh, spelled Gb, Bb, Db and Fb. In Drop D tuning (D2 A2 D3 G3 B3 E4) the easiest shape is 442320, which sits at fret 2, needs a barre across 3 strings at fret 2 and lets 1 string ring open. 12 positions for it are shown below, from the nut up to fret 14.
Notes and intervals
Note
Gb
Bb
Db
Fb
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.
442320sits at fret 2, needs a barre across 3 strings at fret 2 and lets 1 string ring open444656sits at fret 4 and needs a barre across 3 strings at fret 4xx4350sits at fret 3, spans 2 frets, lets 1 string ring open and mutes 2 stringsx91111110sits at fret 9, spans 2 frets, lets 1 string ring open and mutes 1 stringx98970sits at fret 7, spans 2 frets, lets 1 string ring open and mutes 1 stringx14320sits at fret 1, spans 3 frets, lets 1 string ring open and mutes 1 stringx98670sits at fret 6, spans 3 frets, lets 1 string ring open and mutes 1 stringx989xxsits at fret 8, spans 1 fret and mutes 3 stringsxxx11110sits at fret 11, needs a barre across 2 strings at fret 11, lets 1 string ring open and mutes 3 stringsx98650sits at fret 5, spans 4 frets, lets 1 string ring open and mutes 1 stringxx14151414sits at fret 14, needs a barre across 4 strings at fret 14 and mutes 2 strings442322sits at fret 2 and needs a barre across 4 strings at fret 2
Keys Gb7 belongs to
Gb7 is diatonic to 8 of the 96 keys this app knows, playing a different role in each.