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Frank Johnson's Articles in Television

  • What Is HDTV?
    Some satellite TV providers, such as Dish Network, offer HDTV receivers with their packages. But many people don’t know what it means to have HDTV. Here is some insight.

    High Definition TeleVision is what HDTV literally means. But high definition compared to what? In order to answer this question, we need to know a bit about the original analog TV system.

    Analog TV
    30 images per second (in Europe 25) are shown by normal analog TV sets. It does this by writing image lin...

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