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Fdim7

Dim 7 · F – A♭ – C♭ – D

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Guitar voicings

EADGBeFC♭A♭F
120101
EADGBeFC♭A♭DF
120131
EADGBeFC♭FA♭DF
123131
EADGBeFC♭A♭A♭
120104

Piano

C4FC♭C5DC6

About the Fdim7 chord

The Fdim7 chord (dim 7) is made up of 4 notes — F is the root, A♭ the minor third, C♭ the diminished fifth and D the diminished seventh. Four notes sit a minor third apart in a fully symmetrical stack, so it can slide anywhere.

On guitar, Fdim7 chords are most often played in open position: 120101. Let the open D and B strings ring out. The diagrams above show 4 playable voicings in all.

Diminished seventh chords are symmetrical and restless, handy for dramatic passing motion.

Open Fdim7 in the interactive finder →

Common questions

What notes are in the Fdim7 chord?
The Fdim7 chord contains the notes F, A♭, C♭ and D.
How do you play Fdim7 on guitar?
A common open-position shape is 120101. The diagrams above show 4 playable voicings you can strum or hear.
What intervals make up the Fdim7 chord?
The Fdim7 chord is built from the root (F), a minor third (A♭), a diminished fifth (C♭) and a diminished seventh (D).

More than a chord chart

The chart above is just the start. Open Fdim7 in the finder to hear it on guitar and piano and browse every playable voicing side by side. Or switch to Name my chord — tap frets or keys and MobileChords identifies the chord you're playing, inversions and slash chords included.