F#m7b5 is a half-diminished, spelled F#, A, C and E. In DADGAD tuning (D2 A2 D3 G3 A3 D4) the easiest shape is 402232, which sits at fret 2, needs a barre across 4 strings at fret 2 and lets 1 string ring open. 12 positions for it are shown below, from the nut up to fret 11.
Notes and intervals
Note
F#
A
C
E
Interval
1P
3m
5d
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.
402232sits at fret 2, needs a barre across 4 strings at fret 2 and lets 1 string ring openx9109010sits at fret 9, needs a barre across 3 strings at fret 9, lets 1 string ring open and mutes 1 string474507sits at fret 4, needs a barre across 3 strings at fret 4 and lets 1 string ring openx97977sits at fret 7, needs a barre across 4 strings at fret 7 and mutes 1 stringx9757xsits at fret 5, spans 4 frets and mutes 2 stringsxxx11014sits at fret 11, spans 3 frets, lets 1 string ring open and mutes 3 strings1001411014sits at fret 10, spans 4 frets and lets 2 strings ring open402234sits at fret 2, needs a barre across 2 strings at fret 2 and lets 1 string ring open404232sits at fret 2, needs a barre across 3 strings at fret 2 and lets 1 string ring open432204sits at fret 2, needs a barre across 2 strings at fret 2 and lets 1 string ring open432232sits at fret 2 and needs a barre across 4 strings at fret 240223xsits at fret 2, needs a barre across 2 strings at fret 2, lets 1 string ring open and mutes 1 string
Keys F#m7b5 belongs to
F#m7b5 is diatonic to 8 of the 96 keys this app knows, playing a different role in each.