Dim & aug familyvii°7 in F♯ harmonic minor
F diminished seventh chord
Fdim7F diminished seventh
Piano root position
- Root
- ♭3
- ♭5
- 𝄫7
Guitar standard tuning
Barre · fret 3
Lay your index flat across strings 4 to 2 at fret 3.
Finger: 1 index, 2 middle, 3 ring, 4 little
Notation treble clef
Intervals
12 semitones- F1
- ♭2
- 2
- A♭♭3
- 3
- 4
- C♭♭5
- 5
- ♯5
- E𝄫𝄫7
- ♭7
- 7
- F Root
- A♭ Minor 3rd
- C♭ Diminished 5th
- E𝄫 Diminished 7th
About this chord
What is an F diminished seventh chord?
Fdim7 is built from 4 notes: F (the root), A♭ (the ♭3), C♭ (the ♭5), E𝄫 (the 𝄫7). Symmetrical stacked minor thirds: dramatic, silent-film suspense.
- Notes
- F · A♭ · C♭ · E𝄫
- Formula
- 1 · ♭3 · ♭5 · 𝄫7
- Also written
- F°7 · Fo7
- Found in
- vii°7 in F♯ harmonic minor
Neighbours
Chords close to Fdim7
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