special construction, gave its name to the screen plasma TVs. Screen “plasma” is composed of a large number of small cells each of which is a miniaturized camera with the injected inert gas inside. During energization of camera cell-gas contained in the operating state of aggregation. This physical effect is accompanied by active radiation of light that forms the image transfer on the TV screen.
Plasma-screen TV is perfect for watching any kind of TV. For this type of TV are equally good all kinds of TV, even low quality TV signal broadcasting “plasma” translates into perfect pictures. Excellent performance and contrast any corners comfortable angle combined with good framerates make plasma TVs coveted devices in our apartments.
However, “plasma” there are several unfortunate drawbacks. Their screens on the technical possibilities can not be less than 32 inches. The most popular sizes are 42-inch models and more. For high quality images, this type of TV will require a large amount of electricity and as a result can significantly overheat. Install the device, usually on the floor or on a pedestal as remain dangerously heavy. Technological costs may affect the duration of viewing programs. Continued demonstration of static images leads to the appearance of the “residual traces” on the screen, ie contrasting borders displayed objects disappear gradually. Although in favor of the latest models, we note that the problem of the “footprints” is almost exhausted.
Pros
Ins plasma TVs called quality image with natural color rendition, unlimited angles for comfortable viewing, high refresh rate to transmit images of dynamic scenes.
Cons
minus for “plasma” remains costly energy consumption, considerable heating, heavy weight and lack of models is less than 32 inches diagonally.
The catalog prices AltaVista presented TVs of the same size screens, but significantly differing costs due to additional functions. For example: parental control, automatic volume adjustment, the menu of favorite channels, delayed viewing with its own memory installed tuners and more.
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