Tech | Electronics | HDTV

Curious about HDTV and all of the available options? Learn about HD technology, HD upconverters, plasma displays, HDMI and more.

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What were the first HDTVs?

A high-definition television is a pretty common sight these days, but it wasn't that long ago when seeing one was a real curiosity. When did the first HDTV make the scene?


What’s the difference between 780i and 1080i HDTV?

What’s the difference between 780i and 1080i HDTV? Visit HowStuffWorks.com to learn the difference between 780i and 1080i HDTV. See more »

What’s the difference between 780p and 1080p HDTV?

What’s the difference between 780p and 1080p HDTV? Visit HowStuffWorks.com to learn the difference between 780p and 1080p HDTV. See more »

What is Blu-ray TV?

Blu-ray discs are becoming more and more popular. Learn about Blu-ray TV in this article. See more »

How to Tell the Difference Between Plasma and LCD

Have you ever wondered how to tell the difference between plasma and LCD? Learn about how to tell the difference between plasma and LCD in this article. See more »

How to Connect a HD Video Source Using an HDMI Cable to a TiVo

Do you know how to connect a HD video source to a TiVo? Find out how to connect a HD video source to a TiVo in this article from HowStuffWorks. See more »

What is a DLP TV?

DLP is an imaging technology used for television and projectors. Learn what a DLP TV is in this article. See more »

How long do DLP lamps last?

Quality DLP lamps manufactured nowadays last from 6,000 to 7,000 hours. Learn how long DLP lamps last from this article. See more »

How the Dallas Cowboys Scoreboard Works

How the Dallas Cowboys Scoreboard Works

The Dallas Cowboy's scoreboard is the biggest HDTV around. Learn about this huge screen and why the Dallas Cowboy's scoreboard makes opposing teams angry. See more »

10 Largest HDTV Displays

10 Largest HDTV Displays

Some of the largest HDTV displays aren't found in your home, but in sports stadiums. Take a look at our list of the 10 largest HDTV displays around. See more »

Is there a limit to how high-definition TVs can get?

Is there a limit to how high-definition TVs can get?

High-definition TVs have been changing in screen size, thickness and price in the past few years. But is there a limit to how high definition TVs can go? See more »