Ddim is a diminished, spelled D, F and Ab. In DADGAD tuning (D2 A2 D3 G3 A3 D4) the easiest shape is 080786, which sits at fret 6, spans 2 frets and lets 2 strings ring open. 12 positions for it are shown below, from the nut up to fret 11.
Notes and intervals
Note
D
F
Ab
Interval
1P
3m
5d
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.
080786sits at fret 6, spans 2 frets and lets 2 strings ring open011010110sits at fret 10, spans 1 fret and lets 3 strings ring open080780sits at fret 7, spans 1 fret and lets 3 strings ring open050786sits at fret 5, spans 3 frets and lets 2 strings ring open053xxxsits at fret 3, spans 2 frets, lets 1 string ring open and mutes 3 strings050153sits at fret 1, spans 4 frets and lets 2 strings ring open080xxxsits at fret 8, needs no stretch at all, lets 2 strings ring open and mutes 3 strings0111513110sits at fret 11, needs a barre across 4 strings at fret 11 and lets 2 strings ring open086780sits at fret 6, spans 2 frets and lets 2 strings ring open086786sits at fret 6, needs a barre across 4 strings at fret 6 and lets 1 string ring open08678xsits at fret 6, spans 2 frets, lets 1 string ring open and mutes 1 string01101011xsits at fret 10, spans 1 fret, lets 2 strings ring open and mutes 1 string
Keys Ddim belongs to
Ddim is diatonic to 8 of the 96 keys this app knows, playing a different role in each.