TV Technology

There is always something new to learn about TV technology. Learn about different types of televisions and the technology that makes TV possible.

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They sound a little bit like something out of "Star Wars," but they're actually the devices that are at the heart of most TVs and computer monitors.

EyeVision promises to revolutionize the way we think of instant replays. If you watched Super Bowl XXXV, you saw EyeVision in action. Learn how the camera view "flies" around the field to show you every angle.

By Shel Brannan

When the picture has to be BIG, a traditional CRT monitor isn't practical. For an oversized image, projection television is a must. Learn how these video systems produce a high-resolution image for a huge screen.

By Tracy V. Wilson & Craig Freudenrich, Ph.D.

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Millions of people receive their television signal through a cable TV connection. Most of them don't actually know what "cable TV" is, what it does or how it got its name. Find out!

By Curt Franklin

Closed captioning is useful for deaf individuals, noisy places and even as a language learning tool. How do the characters' spoken words appear at the bottom of the screen?

Liquid crystal displays are found in everything from digital watches to laptop computers. In a relatively short period of time, they've crept from a fascinating novelty item to a technology standard. Learn about the science (a liquid crystal?) and technology behind LCDs.

By Jeff Tyson

As of 1999, all new television sets sold in the United States have to contain a V-chip. How does the V-chip screen for undesirable content?

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If you've ever tried to record the picture on a TV with a video camera, you know the results can be messy. Learn what causes flickering when you try to record a television set with a video camera, and how you can avoid it.

A fascinating look inside a TV's remote control (including the printed circuit board)!

By Marshall Brain