A#7b9#11/F chord
A# 7 b9 #11 · 2nd Inversion · F in the bass
Open position
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Notes
A#
R
D
+4
F
bass
G#
+10
B
+1
E
+6
About A#7b9#11/F
A#7b9#11/F is A# 7 b9 #11 with F as the lowest note. This is the 2nd inversion of the chord — the same notes as A# 7 b9 #11 (A#, D, F, G#, B, E), 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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