Gbm7 is a minor seventh, spelled Gb, Bbb, Db and Fb. In Ukulele (low G) tuning (G3 C4 E4 A4) the easiest shape is x600, which sits at fret 6, needs no stretch at all, lets 2 strings ring open and mutes 1 string. 12 positions for it are shown below, from the nut up to fret 11.
Notes and intervals
Note
Gb
Bbb
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.
x600sits at fret 6, needs no stretch at all, lets 2 strings ring open and mutes 1 string2424sits at fret 2 and needs a barre across 3 strings at fret 2x657sits at fret 5, spans 2 frets and mutes 1 string111300sits at fret 11, spans 2 frets and lets 2 strings ring open9999sits at fret 9 and needs a barre across 4 strings at fret 911997sits at fret 7 and spans 4 frets6600sits at fret 6, needs a barre across 2 strings at fret 6 and lets 2 strings ring open6657sits at fret 5 and spans 2 frets2420sits at fret 2, needs a barre across 3 strings at fret 2 and lets 1 string ring open1113012sits at fret 11, spans 2 frets and lets 1 string ring open1113120sits at fret 11, spans 2 frets and lets 1 string ring openx420sits at fret 2, spans 2 frets, lets 1 string ring open and mutes 1 string
Keys Gbm7 belongs to
Gbm7 is diatonic to 24 of the 96 keys this app knows, playing a different role in each.