D7 is a dominant seventh, spelled D, F#, A and C. In Drop D tuning (D2 A2 D3 G3 B3 E4) the easiest shape is 000212, which sits at fret 1, spans 1 fret and lets 3 strings ring open. 12 positions for it are shown below, from the nut up to fret 13.
Notes and intervals
Note
D
F#
A
C
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.
000212sits at fret 1, spans 1 fret and lets 3 strings ring open030232sits at fret 2, needs a barre across 3 strings at fret 2 and lets 2 strings ring open004535sits at fret 3, spans 2 frets and lets 2 strings ring open0045xxsits at fret 4, spans 1 fret, lets 2 strings ring open and mutes 2 strings000778sits at fret 7, needs a barre across 2 strings at fret 7 and lets 3 strings ring open000575sits at fret 5, needs a barre across 3 strings at fret 5 and lets 3 strings ring open0010111010sits at fret 10, needs a barre across 4 strings at fret 10 and lets 2 strings ring open000141314sits at fret 13, spans 1 fret and lets 3 strings ring open09101110xsits at fret 9, spans 2 frets, lets 1 string ring open and mutes 1 string0001113xsits at fret 11, spans 2 frets, lets 3 strings ring open and mutes 1 string00011108sits at fret 8, spans 3 frets and lets 3 strings ring open0012141314sits at fret 12, spans 2 frets and lets 2 strings ring open
Keys D7 belongs to
D7 is diatonic to 8 of the 96 keys this app knows, playing a different role in each.