Many people find themselves today unable to comprehend the complexity of technology.  There are many different types of cables necessary to connect your TV and its components.  What started at a simple coaxial cable has turned into a wide variety of types of signals and the appropriate cable needed to connect them.  You may be asking yourself, do I need DVI cables or HDMI cables?  Or maybe I need something completely different.  What is good to know is that many places that sell TVs and its components are equipped with the knowledge to help you find what you need for your specific application, so don’t hesitate to ask.