Voicing of C# Half Diminished

Rooted I

Back to C#m7b5

Space plays and stops
Left hand
C#3E3G3B3
Family
4-Note Rooted

The Rooted I voicing of C#m7b5 stacks C#, E, G and B from the bottom up: the root, minor 3rd, flat 5th and minor 7th of the chord.

It's one of the 4-Note Rooted voicings: four-note voicings with the root on the bottom or inside, in the left hand. The other for C#m7b5 is Rooted II.