Saturday, April 28, 2012

Plasma Televisions








Plasma screen televisions are a new type of audio visual entertainment that utilizes small, inert-gas filled cells and electricity to create plasma. The plasma then excels and activates phosphors to emit light in a pattern dictated by the positioning and the vivacity of the cells. Though plasma research and visual companionship has been used for nearly 60 years in study, it has only recently become available to the consumer public as a means of television.

Plasma screens are very bright and have a wide range of usable colors because of plasma's flexibility. Though the use of power fluctuates in accordance to the necessary level of what is being displayed (i.e. picture quality).

The lifetime of a plasma screen is extraordinary. Plasma screens can operate at factory-ready levels for years of use. They can operate like new for up to 30 years of the Television being on 10 hours a day, provided that the television is cared for properly.

Plasma Televisions

However, plasma screen televisions also have caveats and drawbacks that cause them to be criticized. For instance, plasma screens tend to reflect a lot of ambient or glaring light than some other new televisions. However, some companies are rectifying this by placing an anti-glare filter on the television screen. Another problem with plasma screen televisions is the management of size. It is difficult to make plasma screens small because it takes a certain area for the plasma to be created. Making the containment area behind the screen too small can result in the plasma not being formed correctly. This results in mostly large, flat plasma screens to be the only ones commonly sold.

Also, the plasma screen television is often criticized by its amount of energy consumption. Though, overall, it is a more visually pleasing television that some of its competitors such as the LCD television (Liquid Crystal display), it also consumes more energy than the LCD. For this reason, Plasma screens have been proven to contribute to global warming causing them to gain heavy criticism for environmental rights activists. Not only do they consume a large amount of electricity due to their common size, they also produce nitrogen trifloride, a heavy greenhouse gas that can damage the ozone Though this is still a problem, research is being done to come up with solutions for the problem as Plasma has proven to be one of the most visually pleasing new televisions.

Plasma televisions are rather expensive because of their difficult makeup as well as the high cost of operating and maintaining them. For this reason, extensive warranties are often sold to protect the maintenance costs of the televisions. Plasma screen televisions can cost anywhere from five hundred dollars up to more than five thousand dollars, depending on the overall features, make, model, and visual quality. Also, the store that is selling the particular television also heavily contributes to the cost of the televisions.

Plasma screens are very visually pleasing as well as long-lasting and capable of extraordinary audio-visual display. Though they do have their problems, they are still in the top ranks of televisions being sold today.

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