High Definition Television (HDTV)

or is the latest on TV technology. is better than most of the available TVs today in many ways; in sound, resolution and imaging. There are breakthrough technologies at work in a that made it more recommendable than the latest .

HDTV is a digital television or DTV. Eighteen formats have been assigned to digital television, and presently, only six of the eighteen are considered HDTV. A true HDTV may have either 1080 interlaced lines or about 720 progressive scanned lines.

HDTV is not comparable to SDTV or . Though SDTV offers consumers a relevant improvement in picture resolution as compared to the usual digital TVs similar to a comparison of DVD to VHS viewing, it cannot compete with HDTV in the quality of both audio and video.

Favorite HDTV Features

Various technologies implemented on various HDTVs outclassed most of the technologies in digital TVs:

1. HDTV have about twice the picture resolution in terms of the vertical and horizontal as compared to any analog or available today. This makes the HDTV picture sharper and clearer than most of the TVs today.

2. HDTV have a wider screen with a screen or aspect ratio of about 16: 9 as compared to the 4:3 screen or aspect ratio of most analog or digital TVs.

An aspect ratio is the width of a relative to its height. So an aspect ratio of 4:3 means that the is 4 feet wide and 3 feet high. This means that the best available for HDTVs today is 16 feet wide and 9 feet high. This large screen will provide more detail resulting in a crisper image.

3. HDTV have also managed to reduce motion artifacts that includes ghosting or dot crawl on the screen.

4. HDTV also have a Dolby A3 Sorround System. It offers 5.1 independent channels of CD-quality stereo sorround sound. This is also referred as AC-3.

All in all, HDTVs displays pictures in a higher resolution with greater detail than most of the analog or digital TVs. Images are sharper and clearer and HDTVs offers the best digital sound available to the consumer.


HDTV converters are used to directly convert from a satellite broadcast into HDTV format for viewing in most analog TVs instead of implementing an analog conversion that is inferior in terms of picture and image viewing.

Simply put, HDTV converters avoid analog conversions of digital signals resulting to a much improved picture on analog TVs. The picture and image on an analog TV that used a is similar to the picture and image from a DVD movie that is played in an analog TV.

SImilarly, HDTV shows from satellite broadcasts can be shown in an analog TV using the HDTV converter. The picture and image will be inferior but at least are much more tolerable.

The Best Set-Up for HDTV

The most ideal set-up for HDTV is by receiving a pure digital signal directly via cable either by DirecTV or by the Dish Network. These pure digital signals are received by a digital receiver and are displayed on a digital TV set.

Consumers that are looking for the best can opt for a front or rear projection HDTV set or also a plasma set with a similar 16:9 aspect ratio.

People who wants to test the HDTV technology but are not really sure of what they really want can opt for a HDTV-ready digital TV instead. HDTV-ready TVs are much more cheaper than the actual HDTVs.

These HDTV-ready digital TVs have the standard aspect ratios of 4:3. It lacks, however, the HDTV decoder that will interpret the HDTV signal. A stand alone HDTV decoder, however, is available if a consumer wants to be able to upgrade the display for HDTV broadcast.

The out of the box HDTV systems usually have a high definition tuner built inside it. Though, the addition of high definition tuner makes it more expensive, it nonetheless an advantage that is made for the convenience of the most enthusiastic viewer.

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