F#m7b5 is a half-diminished, spelled F#, A, C and E. In Standard tuning (E2 A2 D3 G3 B3 E4) the easiest shape is 202210, which sits at fret 1, spans 1 fret and lets 2 strings ring open. 12 positions for it are shown below, from the nut up to fret 14.
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.
202210sits at fret 1, spans 1 fret and lets 2 strings ring open2322xxsits at fret 2, needs a barre across 4 strings at fret 2 and mutes 2 stringsxx4555sits at fret 4, spans 1 fret and mutes 2 strings007570sits at fret 5, spans 2 frets and lets 3 strings ring openx9109100sits at fret 9, needs a barre across 3 strings at fret 9, lets 1 string ring open and mutes 1 string1401414130sits at fret 13, spans 1 fret and lets 2 strings ring openx97978sits at fret 7, needs a barre across 3 strings at fret 7 and mutes 1 string001011100sits at fret 10, needs a barre across 3 strings at fret 10 and lets 3 strings ring open1401411130sits at fret 11, spans 3 frets and lets 2 strings ring open14151414xxsits at fret 14, needs a barre across 4 strings at fret 14 and mutes 2 strings001011108sits at fret 8, spans 3 frets and lets 2 strings ring open037570sits at fret 3, spans 4 frets and lets 2 strings ring open
Keys F#m7b5 belongs to
F#m7b5 is diatonic to 8 of the 96 keys this app knows, playing a different role in each.