If you have looked at television sets at any of the big electronics retailers lately, you know that digital TV, or DTV, is a BIG deal right now in the United States. Most stores have whole areas devoted to digital TV sets. You are also hearing a lot about four other topics:

Unless you are in the small group of people in the United States who have purchased a DTV set, what you have in your living room is a normal analog TV that seems to be working just fine despite all the hype.

Most people, faced with this level of product proliferation, can only ask, "What the heck is going on here?!"

In this article, we will explore the world of digital television so that you can understand exactly what is going on in this medium!