How to split coaxial cable tv?

so i have a bunch of these all over the house, and i know that every time a tech comes out if the picture is not clear, the first thing they do is change those splitters. but how do i test these things with a electronic tester? i know i could run lines...

I was wondering how to split comcast digital cable to other TV's. I know you need a splitter, but I'm not sure what else I need and how to do it. Any help? And yes i do know ...show more

converter/descramber to get full digital cable for free? I understand that some companies put a filter on the line to block video signals from going through but if that were to ...show more

Hi, I need to find out what device/splitter i need to split my sky cable. Its sky+ so has to feeds in from the dish to the back of the box, i would like to split it so that i can run ...show more

I have two cable boxes & a splitter. Having trouble figuring out which cable goes in each spot to split it

I want to put a TV on the patio. The main cable line from the outdoor post runs right across the patio. There is a place in the cable line where ithere ia a join just before it goes ...show more

I live in Ireland and have chorus ntl digital tv in my sitting room. I want to have it in my bedroom too without paying the extra monthly fee. I know people have splitted it into other rooms without paying, but i dont know how.. Does anyone know how...

Technician that came to install said I would have to run ugly wires outside my home along the gutters to get cable to the other side of my house. I would rather not. Any ideas?

So, Comcast TV boxes used to have an HDMI Out and a Cable Out, and I made use of them both on my TV; HDMI In for watching regular TV, and Cable In for watching Picture-In-Picture TV while I use my laptop on the HDMI In.Visual representation, in case...