How to play F♯ Half-Diminished (m7♭5) on guitar
These shapes are for standard tuning (E A D G B E). The first is the easiest, and the others sit in different positions on the neck. Playing in another tuning? Pick it above the diagrams and the shapes are redrawn for it.
Shape 1: 202210
- Press the 6th string (E) at fret 2.
- Press the 4th string (D) at fret 2.
- Press the 3rd string (G) at fret 2.
- Press the 2nd string (B) at fret 1.
- Let the 5th, 1st strings ring open.
Shape 2: xx4210
- Press the 4th string (D) at fret 4.
- Press the 3rd string (G) at fret 2.
- Press the 2nd string (B) at fret 1.
- Let the 1st string ring open.
- Don't play the 6th, 5th strings.
Shape 3: xx4555 (from fret 4)
- Press the 4th string (D) at fret 4.
- Press the 3rd string (G) at fret 5.
- Press the 2nd string (B) at fret 5.
- Press the 1st string (e) at fret 5.
- Don't play the 6th, 5th strings.
The numbers in the shape name list the fret for each string from the lowest (thickest) to the highest, with x meaning that string is not played and 0 meaning it rings open.
Notes in F♯ Half-Diminished (m7♭5)
| Note | Role |
|---|---|
| F♯ | 1 (root) |
| A | ♭3 |
| C | ♭5 |
| E | ♭7 |
The formula for F♯ Half-Diminished (m7♭5) (minor 7 flat 5) is 1 ♭3 ♭5 ♭7: take the root, then the scale degrees listed. In the G♭ spelling the notes are G♭ B𝄫 D𝄫 F♭.
When to use F♯ø7
Half-diminished chords are the ii chord of a minor key, so they appear constantly in jazz progressions such as ii–V–i. They sound dark but smooth.
Other F♯ chords
F♯, F♯m, F♯7, F♯maj7, F♯m7, F♯sus2, F♯sus4, F♯°, F♯+, F♯add9, F♯6
Other half-diminished (m7♭5) chords on guitar
Cø7, C♯ø7, Dø7, E♭ø7, Eø7, Fø7, Gø7, G♯ø7, Aø7, B♭ø7, Bø7
Frequently asked questions
How do you play F♯ Half-Diminished (m7♭5) on guitar?
The easiest F♯ø7 shape on guitar is 202210 (Press the 6th string (E) at fret 2. Press the 4th string (D) at fret 2. Press the 3rd string (G) at fret 2. Press the 2nd string (B) at fret 1. Let the 5th, 1st strings ring open.)
What notes are in F♯ Half-Diminished (m7♭5)?
F♯ Half-Diminished (m7♭5) (F♯ø7) contains the notes F♯ A C E. The formula is 1 ♭3 ♭5 ♭7.
Is F♯ the same as G♭?
Yes. F♯ and G♭ are two names for the same pitch, so F♯ Half-Diminished (m7♭5) and G♭ Half-Diminished (m7♭5) sound identical and use the same guitar shapes. Written as G♭ø7 the notes are spelled G♭ B𝄫 D𝄫 F♭.
How many guitar shapes are there for F♯ø7?
There are many. This page shows 3 common ones at different positions, easiest first. Moving a barre shape up the neck gives the same chord type on other roots.
See F♯ Half-Diminished (m7♭5) on ukulele, check its notes in the chord finder, or transpose a whole song with the chord transposer. Browse the full guitar chord library.