About the F thirteen suspended four chord
F thirteen suspended four is used in E flat Major, where every note it holds is a scale tone. Think of it as an F thirteenth suspended fourth chord.
Its notes are F, B♭, C, E♭, G, and D. The intervals are a perfect fourth, a perfect fifth, a minor seventh, a major ninth, and a major thirteenth.
Also called 13sus.
Positions
Notes and intervals
| 1 | FF | Root |
|---|---|---|
| 2 | BbB♭ | Perfect 4th |
| 3 | CC | Perfect 5th |
| 4 | EbE♭ | Minor 7th |
| 5 | GG | Major 9th |
| 6 | DD | Major 13th |
Shapes
Chromatic
Circle of Fifths
Other F chords
Simpler triads
Suspended
Sixths and sevenths
Extensions
Altered
Functional relationships
These chords are where this one most naturally comes from and resolves to inside a key.
Dominant
The dominant is a fifth above the root, and it builds tension that pulls strongly back to this chord.
Subdominant
The subdominant is a fourth above the root (a fifth below), and it usually leads on to the dominant or back home.
Tritone substitution
The tritone substitution is a dominant chord a tritone away that shares the same tension, so it can stand in for this chord and resolve the same way.