Back in the day there was tv cable and that was it .Now...there's digital cable and internet on that simple piece of copper and steel braid. Hard to believe that there are rules to how it works. The center conductor although it carries the main signal is only a little part of how it all works. Lets start with the end of the cables journey. The fitting, the part of the cable that screws into the tv or cable box or internet modem. The fitting connects the cable network to your devices. It can also bleed out all your signal. So the right fitting is important. There many different types, the worst ones are crimp and screw on. They can bleed out enough signal to cause weak signals through out your home. Most of the time its due to how the fitting is attatched, a loose fitting or if one of the braid touches the stinger it will sapp away your signal. The fitting that works the best is a compression type so far, there are a couple different types. My favorite is an all metal type with ...