About the Fdim7 chord
The diminished seventh is built entirely from minor thirds, so the same shape repeats every three frets. It is a dramatic passing chord in jazz, gypsy swing and classical music. The symbol for it is Fdim7.
F1
A♭♭3
C♭♭5
D𝄫7
How to play Fdim7
- Lay your index finger flat across the top 6 strings at fret 1, pressing just behind the fret.
- Put your middle finger on the A string at fret 2.
- Put your ring finger on the D string at fret 3.
- Put your little finger on the B string at fret 3.
- Strum all six strings.
1 index · 2 middle · 3 ring · 4 little
Other F chords
Fdim7 chord questions
What notes are in a Fdim7 chord?
Fdim7 is made of F, A♭, C♭ and D. In intervals that is 1, ♭3, ♭5, 𝄫7 above the root, F.
What is the easiest way to play Fdim7?
The first shape above is the most common one: 1 2 3 1 3 1 from the low E string to the high E, where x means don't play that string and 0 means play it open. It uses a barre, so if that is hard at first, try one of the other shapes.
Is Fdim7 a barre chord?
The main shape uses a barre, where one finger holds down several strings at once. Press just behind the fret and roll the finger slightly onto its side.