C#7#9b5/F Guitar Chord

The C# over F is a dominant chord. Explore fingerings, progressions, and theory analysis below.

Finger Positions

Dominant
C#7#9b5/F diagram
Root Note C#
Name C# over F
Intervals 1P-3M-5P-7m-9A-11A
Relative Minor A#m
Notes C#, F, G#, B, E, G
Aliases C#7#9#11, C#7b5#9, C#7#9b5

Common Progressions Popular patterns using C#

I-V-vi-IV

C# → G# → A#m → F#

vi-IV-I-V

A#m → F# → C# → G#

Diatonic Family (Triads)

C# D#m Fm F# G# A#m Cdim

Diatonic Family (7ths)

C#maj7 D#m7 Fm7 F#maj7 G#7 A#m7 Cm7b5

Scale Compatibility

View All Scales
Hungarian Major Flamenco Half-Whole Diminished Composite Blues Messiaen's Mode #3 Chromatic

* 6 scales found containing the notes C#, F, G#, B, E, G.

Audio & MIDI Analysis

MIDI Numbers 61, 65, 68, 71, 64, 67
Frequencies (Hz)

277.1826309768721, 349.2282314330039, 415.3046975799451, 493.8833012561241, 329.6275569128699, 391.99543598174927