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The Pros And Cons Of Dlp Hdtv

Comparing DLP HDTV Units to Plasma and DLP HDTVs are considerably less expensive
LCD Reveals Strengths and Weaknesses than LCD or plasma displays that offer
Digital Light Processing or DLP is one of the same resolutions. They are smaller,
the latest HDTV technologies that is lighter, and thinner than CRT projectors,
taking the television industry by storm. and while they are lighter than LCD or
Developed by Texas Instruments, DLP is a plasma displays they are not as thin.
process in which millions of Like plasma, DLP units do not suffer from
microscopically small mirrors called phosphor burn-in of CRT units or image
Digital Micromirror Devices or DMDs persistence of LCD units.
reflect light onto the television screen. One great advantage to DLP HDTVs is that
The large number of mirrors, each they use an easily replaceable light
representing one or more pixels, ensures source, which means a potentially longer
a high quality image. DLP HDTV can come life than CRT or plasma units. The light
in the form of front projectors, which source is easier to replace than the
are standalone units, or rear projectors, backlights used for LCD displays, and on
which compete against LCD and Plasma DLPs is often user-replaceable,
flat-screens. DLP projectors have mostly eliminating the need for an expensive
supplanted CRT projectors, and is also trip to the service department.
one of the primary technologies used in The biggest problems with DLP HDTVs are
digital cinemas. response time and contrast. The response
One or Three Chips? time problem with DLP primarily occurs
One disadvantage to DLP HDTVs is that when dealing with a low-resolution input,
most single-chip systems, which are such as analog signals and older video
standard in home units, can produce a game units. Newer consoles such as the
"rainbow effect" of red, blue, PlayStation 3 and Xbox 360 do not have
and green shadows when showing a bright this problem, nor do HDTV cable and
object moving quickly across a black satellite systems. The contrast on DLP
background. This is caused by the units is slightly below that of LCD or
movement of the color wheel, which plasma units but comparable to them, but
rapidly spins in front of each DMD to is only mediocre compared to a CRT.
produce color. Some people rarely see Conclusion
this effect, while others perceive it all DLP HDTVs are a fantastic option for
the time. As the effect can lead to eye anyone who wants high definition on a
strain, headaches and migraines in some budget. The advantage of the easily
viewers, anybody considering purchasing a replaceable light source cannot be
DLP HDTV would be well-served to see an overlooked, because the bulbs can cost as
in-store demonstration of the unit they little as $200, and when replaced the
are considering before purchasing. More unit should perform like new. However,
recent DLP units incorporate several the picture quality, while definitely
technologies that greatly lessen this HDTV-level, is not as good as a LCD or
effect, and three-chip projectors do not plasma unit. In short, DLP is HDTV on a
have this problem at all. budget, but if you can afford it you
Pricing and Other Considerations should go for LCD or plasma.




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