Monday, October 19, 2009
types of digital TVS
Consumers in the market for a digital TV are faced with a dizzying array of choices:LCDs,plasma screens.Each type of television works with a different type of technology. LCD is a acronym for liquid crystal display.This televisions often feature screens larger than 40 inches,with minimum depth.They achieve acute sharpness and rich staturation of color by projecting transistor voltage ont liquide crystals sandwiched between two panes of glass.Plasma screens also are often larger than 40 inches.Their pictures are generated by the action of electric pulses which excite rare natural gases,usually xenon and neon,which then glow and produce light.Rear projection TVS are typically larger.
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