วันศุกร์ที่ 13 พฤษภาคม พ.ศ. 2554

HDTV Comparison Guide

Buying an HDTV to the choice for many makes and models to choose the pain, that's why you need to do HDTV. To help you decide what is best for you to follow this lead compared to HDTV.

HD Ready vs Full HD

HDTV

One way to compare a good HDTV is ready to know the difference between an HD and HD HDTV is just one. A full HD HDTV is one that has an ATSC tuner, themeans that it is capable of receiving high definition signals alone, and displays them in full resolution on the screen. On the other hand, HDTV-Ready HD is not a display can display HD signals at full resolution, image quality can limit. It is not a tuner to come, so that they can not receive HD signals, if you buy a separate HDTV tuner -. There are two main types of set-top box or tuner cards and external or internal, is slightly to find.

LCDvs. plasma

There are four types of HDTV, even if the cooks usually choose between two - LCD and plasma. HDTV LCD are bright and energy efficient. Many HDTV LCD displays are the deepest blacks have wider viewing angles and faster response times, even - that were originally the weaknesses of LCD HDTV. HDTV Plasma, by contrast, are excellent when it comes to display vivid colors and deep blacks, and preventing the movement blur, although usuallycan consume more energy, suffer from screen burn-in and can reflect more light.

1080p vs 720p

The resolution is also an important factor in choosing an HDTV, the most common 1080p and 720p. 1080p HDTV has a native resolution of 1920x1080 which is the best one available. This means you get great graphics on the screen, but only if the source is 1080p, though, which is currently limited to Blu-Ray and some video games. Therefore 720p HDTVstill a good choice.

16:09 vs 04:03

Watching a movie or a high-definition widescreen TV show on an HDTV 04:03 means that you will see the black bars top and bottom of the screen. the other side and I saw a show of 4:3 on a widescreen HDTV means that you will see black bars on the sides, in the case of images and to distort the process. To decide between a 4:3 or 16:9 HDTV, then you have to think about what you see normally, expect to see in any way, however,some black bars once in a while.

Other considerations image quality

Apart from the resolution and the ratio of the screen, there are other points of comparison when it comes to HDTV quality. These include contrast ratio, the method lets you know how deep black levels compared to HDTV, the brightness of white layers and the number of frames per second. The latter is usually expressed in Hz and it is important to measure how wellan HDTV-out, when the action resumes.

30, 40 or 50 inches?

The screen size is an important factor in comparison to HDTV, especially because the price determines the distance and. Even if you have HDTV with a 32 or 34-inch difference in picture quality is still remarkable, although this is clearly a major effect on the largest HDTV. Still, 52 or 58-inch HDTV is not necessary if you are not but feel a large living roomfree to buy, if you have a large budget.

Brand

Brand is also important, but not as important as the other points of HDTV compared, in particular, no single brand is the hands down best of all. Instead of comparing specific brands compare models taking into account other factors. In this way, you can clearly see what features you're looking and looking, has earned a place in your home.

HDTV Comparison Guide

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