C#7b9/F chord
C# 7 b9 · 1st Inversion · F in the bass
Open position
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Notes
C#
R
F
bass
G#
+7
B
+10
D
+1
About C#7b9/F
C#7b9/F is C# 7 b9 with F as the lowest note. This is the 1st inversion of the chord — the same notes as C# 7 b9 (C#, F, G#, B, D), but voiced so that F sits in the bass. Slash chords create a smoother bass line movement and are common in chord progressions where the bass walks stepwise.
Other inversions
Open position
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