Hi all
I m new and I need solution cable tv network. I want to connect 4 computers using Coaxial cable

What I want to do is that I have 3 computers at one location. On each computer different movies are running. And 1 computer is at another location
I want to watch displays of my 3 computer to one computer one at a time or 3 computers display at same time
I m new and don’t have much knowledge about cable network so kindly help me

What devices do I need to install on each my computer so that 3 computers display can be viewed/watched?

What device do I need so that I can connect my 3 computer (on which movies are running) to that device and set/assign channel to each computer and at another location I can view display of those computers one by one by selecting particular channel.
I have attached diagram for your kind review
Regards