Learn How The Projector DLP Set Works

Rear projection television or RPTV is the technology guiding the modern day screen television and projector DLP plus until recently catered to buyers as the only option with regard to an affordable large screen TV experience.

Magnifying Details - How Does a Rear Projection TV Function?

As the name suggests, RPTV uses a projector to be able to magnify a size graphic from the video signal onto a large display. The projector uses any bright beam associated with light and a lens system to be able to project the image to a much larger dimension. The conventional TV setups are in a number of ways similar to the RPTVs. The television box holds the projector inside and the projector projects the image form behind the display.

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CRT Projectors

The original RPTV technology, CRT backed RPTVs were the first to be able to exceed 40 inch screens. They were bulky and the picture was unclear at close range.

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Projector DLP

The best projector DLP creates a image applying a DMD chip, which on its surface contains a huge matrix associated with microscopic mirrors, each corresponding to one pixel in an image.

LCD Projectors

In these kinds of RPTVs, a lamp transmits light through a small LCD chip made up associated with individual pixels to create an image.

RPTV Faces Stiff Competition with LCD and Plasma

The weight associated with earlier RPTVs was much heavier than current ones, and weren't able to be wall mounted easily or at all plus though many buyers don't wall mount their sets, the ability to be able to do so is considered a vital selling point. The modern-day rear projection TVs have a smaller footprint than their own predecessors plus the recent models are lighter. But RPTVs still fall short in comparison to the latest LCD and plasma flat panels which are generally lighter with superior picture resolutions.

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While popular from the early 2000s as an alternative to additional expensive LCD plus plasma flat panels, the falling price and improvements to LCDs have led to Sony, Philips, Toshiba, and Hitachi planning to be able to drop rear projection TVs from their lineup. Currently, Samsung, Mitsubishi, ProScan, RCA, Panasonic, and JVC RPTVs remain inside the market.

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