In article ,
wrote:
On Tuesday, 11 February 2020 20:58:27 UTC, Dave Platt wrote:

It would help us a lot to answer your question accurately, if you
actually described what sort of signal you are distributing to the
TVs. There are at least 3:

why do so many questions omit the basic essential information?

An overly optimistic expectation about the efficiency of telepathy,
clairvoyance, and the hackability of home security cameras? :-)