Chord · 7ths
F♯m7♭5 — F♯ Half-Diminished
F♯m7♭5 is the F♯ half-diminished chord. It is built on the root F♯ with minor 3rd (A), diminished 5th (C) and minor 7th (E) above it — the formula 1 ♭3 ♭5 ♭7, sounding the notes F♯ A C E. On the piano it sits at F# (octave 4) and above in the library's voicing; the same 4 notes in any octave are still F♯m7♭5.
- Root
- F♯
- Quality
- Half-Diminished
- Formula
- 1 ♭3 ♭5 ♭7
- Notes
- F♯ A C E
On the keyboard
Right-hand fingering for this voicing: 1–2–3–5 (1 is the thumb).
The notes of F♯m7♭5
| Degree | Note | Interval from the root | Pitch |
|---|---|---|---|
| 1 | F♯ | root | F♯4 |
| ♭3 | A | minor 3rd | A4 |
| ♭5 | C | diminished 5th | C5 |
| ♭7 | E | minor 7th | E5 |
Other 7ths on F♯
Half-Diminished chords on every root
Part of the chord reference. See also the scales and the keys.