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E A D G B E
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Open G tuning

A#m7b5 on guitar

A#m7b5 is a half-diminished, spelled A#, C#, E and G#. In Open G tuning (D2 G2 D3 G3 B3 D4) the easiest shape is x3212x, which sits at fret 1, spans 2 frets and mutes 2 strings. 12 positions for it are shown below, from the nut up to fret 13.

Notes and intervals

NoteA#C#EG#
Interval1P3m5d7m

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.

A# half-diminished, open position, capo 0. Strings from lowest to highest: muted, fret 3 with finger 4, fret 2 with finger 2, fret 1 with finger 1, fret 2 with finger 3, muted. Frets are relative to the capo.4213
x3212xsits at fret 1, spans 2 frets and mutes 2 strings
A# half-diminished, position 3, capo 0. Strings from lowest to highest: muted, fret 3 with finger 1, fret 6 with finger 3, fret 6 with finger 4, fret 5 with finger 2, muted. Frets are relative to the capo.3fr1342
x3665xsits at fret 3, spans 3 frets and mutes 2 strings
A# half-diminished, position 6, capo 0. Strings from lowest to highest: fret 8 with finger 2, fret 6, fret 6, fret 9 with finger 3, fret 9 with finger 4, fret 6. Frets are relative to the capo. Barre at relative fret 6, strings 2 to 6.6fr234
866996sits at fret 6 and needs a barre across 5 strings at fret 6
A# half-diminished, position 5, capo 0. Strings from lowest to highest: muted, muted, fret 8 with finger 4, fret 6 with finger 2, fret 5 with finger 1, fret 6 with finger 3. Frets are relative to the capo.5fr4213
xx8656sits at fret 5, spans 3 frets and mutes 2 strings
A# half-diminished, position 2, capo 0. Strings from lowest to highest: muted, fret 3 with finger 2, fret 2, fret 3 with finger 3, fret 2, fret 6 with finger 4. Frets are relative to the capo. Barre at relative fret 2, strings 3 to 5.2fr234
x32326sits at fret 2, needs a barre across 3 strings at fret 2 and mutes 1 string
A# half-diminished, position 8, capo 0. Strings from lowest to highest: muted, muted, fret 8 with finger 1, fret 9 with finger 2, fret 9 with finger 3, fret 11 with finger 4. Frets are relative to the capo.8fr1234
xx89911sits at fret 8, spans 3 frets and mutes 2 strings
A# half-diminished, position 13, capo 0. Strings from lowest to highest: muted, fret 15 with finger 4, fret 14 with finger 2, fret 13 with finger 1, fret 14 with finger 3, muted. Frets are relative to the capo.13fr4213
x15141314xsits at fret 13, spans 2 frets and mutes 2 strings
A# half-diminished, position 11, capo 0. Strings from lowest to highest: fret 11, fret 13 with finger 2, fret 11, fret 13 with finger 3, fret 11, fret 11. Frets are relative to the capo. Barre at relative fret 11, strings 1 to 6.11fr23
111311131111sits at fret 11 and needs a barre across 6 strings at fret 11
A# half-diminished, position 9, capo 0. Strings from lowest to highest: muted, fret 9 with finger 1, fret 11 with finger 2, fret 13 with finger 4, fret 11 with finger 3, muted. Frets are relative to the capo.9fr1243
x9111311xsits at fret 9, spans 4 frets and mutes 2 strings
A# half-diminished, open position, capo 0. Strings from lowest to highest: muted, fret 1 with finger 1, fret 2 with finger 2, fret 3 with finger 4, fret 2 with finger 3, muted. Frets are relative to the capo.1243
x1232xsits at fret 1, spans 2 frets and mutes 2 strings
A# half-diminished, position 6, capo 0. Strings from lowest to highest: fret 8 with finger 2, fret 9 with finger 3, fret 6, fret 6, fret 9 with finger 4, fret 6. Frets are relative to the capo. Barre at relative fret 6, strings 3 to 6.6fr234
896696sits at fret 6 and needs a barre across 4 strings at fret 6
A# half-diminished, position 6, capo 0. Strings from lowest to highest: fret 8 with finger 2, fret 6, fret 6, fret 6, muted, muted. Frets are relative to the capo. Barre at relative fret 6, strings 2 to 4.6fr2
8666xxsits at fret 6, needs a barre across 3 strings at fret 6 and mutes 2 strings

Keys A#m7b5 belongs to

A#m7b5 is diatonic to 8 of the 96 keys this app knows, playing a different role in each.

A#m7b5 in another tuning

Open A#m7b5 in the explorer →