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- Left hand
- A#2C#3F#3
- Family
- Triads
The 1st Inversion voicing of F# stacks A#, C# and F# from the bottom up: the major 3rd, 5th and root of the chord.
It's one of the Triads voicings. The others for F# are Root Inversion, 2nd Inversion and Doubled Root.