Signal loss is 3.5 on one leg, and 7db on the other two.
Note that this is the same as hooking up two two-way splitters to each other.
Feedback received on this FAQ entry:
Internal View of a 3-Way Cable TV Splitter is available at this link: http://www.yourbroadbandstore.com/solutions/when-to-use-a-cable-splitter.php#housing?r=FRM02
2009-05-21 10:18:53 (urbroadband)
what you show is a unbalanced 3 way there is also a balanced 3 way which has 5.5db loss across each leg.