Construction
F Diminished Major 7th = Root + Minor 3rd + Diminished 5th + Major 7th = F, A♭, C♭, E
| Note | Interval | Degree |
|---|---|---|
| F | Root | 1 |
| A♭ | Minor 3rd | ♭3 |
| C♭ | Diminished 5th | ♭5 |
| E | Major 7th | 7 |
Fingering
| Note | Key color | Right hand | Left hand |
|---|---|---|---|
| F | white | thumb (1) | little finger (5) |
| A♭ | black | index finger (2) | middle finger (3) |
| C♭ | white | middle finger (3) | index finger (2) |
| E | white | little finger (5) | thumb (1) |
Right hand: thumb (1) on F, index finger (2) on A♭, middle finger (3) on C♭, little finger (5) on E.
Left hand: little finger (5) on F, middle finger (3) on A♭, index finger (2) on C♭, thumb (1) on E.
Key Signature
A Diminished Major 7th chord is built from symmetrical or ambiguous intervals, so it doesn't belong to a single key and has no key signature of its own.
Chords in the Key of F Major
These are the triads built on each degree of F Major:
F Diminished Major 7th : Frequently Asked Questions
What is the F Diminished Major 7th chord on piano?
The F Diminished Major 7th chord contains the notes F – A♭ – C♭ – E. On piano, play these notes together to sound the chord.