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Archive for January, 2009

Record more HD shows with DVR Xpander

Posted by Dong Ngo on January 22nd, 2009

With the proliferation of TV programming delivered in high definition, you may find your DVR quickly runs out of storage space. That's because HD content takes about 10GB per hour, which is roughly ten times the amount of space required by non-HD content.

(Credit: Apricorn)

Now you have a

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Vizio’s 32-inch 1080p performs well, but not because it’s 1080p

Posted by David Katzmaier on January 21st, 2009

Vizio VO32LF

(Credit: CNET)

Despite all the times we've written about how 1080p just isn't that noticeable, especially at small screen sizes, it's becoming a moot point. Just about every LCD is 1080p these days, and with models like the Vizio VO32LF, the price gap between 720p and 1080p is negligible. In fact, this 32-inch LCD replaces the 720p VO32L we reviewed earlier in Vizio's lineup, and costs the same at $599 list.

The hallmark of our VO32L review was the display's accurate color, due in part to the ability to adjust the picture settings and particularly color temperature. The 1080p version improves upon that color accuracy, ditching the greenish tinge we noted in darker areas. When you add in decent black levels, the Vizio VO32LF is among the better small-screen flat-panels we've tested. But those test results have nothing to do with its 1080p native resolution.

Read the full review of the Vizio VO32LF

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Is 240Hz worth waiting for?

Posted by David Katzmaier on January 16th, 2009

LG's first 240Hz displays with scanning backlight technology will ship in March, and like other 240Hz LCDs they'll confuse unwitting shoppers.

(Credit: LG)

Two of the most confusing letters thrown around in reference to LCD and TVs these days are "H" and "z." The confusion will just continue to mount this year, as numerous manufacturers announced 240Hz displays at CES, doubling the 120Hz spec in an attempt to lure buyers. But is it twice as nice?

Until proven otherwise, I'm saying no, 240Hz is not worth waiting for.

Before I get into why, it's probably worth writing a few sentences to sketch out what all these numbers mean. Standard LCD and plasma TVs refresh the screen 60 times per second, or 60Hz, which is plenty fast enough to eliminate flicker and create the illusion of motion from a series of still images. In fact, most sources sent to your display arrive at the nominal rate of 30 frames per second, and each frame is repeated once by the television to achieve 60 total fps.

The problem is that with LCD, some viewers can perceive motion blur in fast-moving objects on standard 60Hz models (motion blur like this isn't an issue with plasma or other display types, whether 60Hz or otherwise, because they use different methods to create the illusion of motion). To reduce blurring, most 120Hz LCD displays use interpolation--called MEMC for "motion estimation-motion compensation"--to create a new frame between each of the original frames, so there's one interpolated frame for every true frame. An interpolated frame is composed of the processor's best guess as to what should be there, based on the contents of each of the true frames.

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Philips to make your movies fit once and for all!

Posted by Eric Franklin on January 16th, 2009

(Credit: Philips)

Many people may just now be getting used to the idea of the 16:9 aspect ratio HDTVs have. The whole black bars at the top and bottom just kinda throws people off I guess.

Personally, I've never had a problem with this. I just never understood ...

Video: Not the best way to fix your plasma HDTV

Posted by Matt Hickey on January 15th, 2009

I'm lucky. The Olevia TV I bought two years ago is working just as fine as it was the day I brought it home. But not everybody's that lucky. I have a few friends whose LCD or plasma TVs have presented varying problems. That seems to be what'...