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LCD

How long do TVs last? (Morrison's Mailbag)

CNET Reader Dadar asks:

Are the "lifespan" claims by manufacturers proper? I've read numbers ranging from 50,000 hours to 100,000 hours, often with plasma TVs at the higher end of that scale compared to LED and CCFL LCDs.

I would have thought, being solid-state devices, light emitting diodes would have had a greater lifespan than their fluorescent counterparts. Hearsay also puts plasma at the bottom, but numbers I've found show the opposite? Are any of these true?

All claims by manufacturers should be taken with a grain of salt, but you pose an excellent question.… Read more

Should I upgrade my CRT HDTV? (Morrison's Mailbag)

CNET Chris D. asks:

I have a CRT HD TV that is 5 and a half years old (one of the last ones they made). In terms of picture quality, it still looks better than any of the LED, LCD, or plasma sets I've seen. Am I right? I watch a lot of 4:3 TV. I'm concerned that if I upgrade I'll be forced to have a distorted 4:3 image (i.e., through "stretch" or "zoom" etc.). Is this still the case? Thanks for any reply.

Normally I don't answer "should I upgrade" questions, but who can resist a good CRT bashing?… Read more

Morrison's Mailbag: Why does my TV have a noise reduction setting?

CNET reader "Nindevo" asks:

In regards to your articles about the HDMI cables, I was just wondering why TVs have "noise reduction" settings. I thought digital signals (HDMI) couldn't have noise.

Interesting question.… Read more

Why 4K TVs are stupid

Editors' Note: An updated article entitled Why Ultra HD 4K TVs are still stupid was published on January 28, 2013.

The latest TV technology buzzword is "4K." This magical alphanumeric represents a quadrupling of the now-standard 1080p resolution found on Blu-ray and most HDTVs.

Have no doubt, manufacturers are going to start pushing 4K (some already are).

The thing is, though, you don't need 4K, because in the home, 4K is stupid.… Read more

How to use your TV as a computer monitor for gaming, videos, and more

So you want to share photos, watch videos, or play computer games on the expansive screen of your HDTV? On one hand, this is a really simple how-to: use HDMI!

That, of course, isn't the whole story. Not all computers, and not all TVs, can output or input a signal via HDMI easily. There are also a few tricks to consider.… Read more

What is 4K? Next-generation resolution explained

As if LED and 3D TV weren't confusing enough, in the last few months we have seen a new HDTV technology called 4K, or its official name, Ultra HD. It's being heralded as the next high-def, and judging by the show floor at CES 2013, manufacturers are lining up to bring you a new array of products.

But just as was the case with 3D, it's the hardware chicken before the software egg: there's no consumer 4K content available. Still, if you listen to the industry, it'll tell you it's the last resolution you'll ever need. So what is 4K anyway, and what makes it different from high definition?

Editors' note: This was post was originally published January 23, 2012, and has been updated several times thereafter with expanded information, most recently on January 17, 2013.… Read more

Projectors vs. TVs: Giant-screen pros and cons

Editors' note: This post was updated March 12, 2013.

Despite reviewing TVs for a living, I don't actually own a TV. The last TV I bought was a 27-inch CRT, in the summer of 2000.

Instead, I do all my TV and movie watching on a 102-inch screen. It's epic. And a projector doesn't have to cost a lot of money, nor is it difficult to set up.

The pros and cons of projection (and why you really, really want it), after the jump.… Read more

LED LCD vs. plasma vs. LCD

Updated November 2012!

In this television technology trifecta, which comes out on top? The subject of countless debates and diatribes, the better question is: which works best? Or more precisely, which works best for you?

When you cut through the hype and the fanboys, each tech has different benefits and costs. So to help you figure out which TV is right for your house, let's take a look at each one.… Read more