HDTV Almanac - HD Projector Has No Lamp

Started by alfredpoor Sep 3, 2008 1 posts
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#1
Front projectors are the most cost-effective way to get a really big HD image on a wall. One complication is that they use tiny arc lamps that need to be replaced every few thousand hours. Not only is it expensive, but it’s also a nuisance… especially if your projector is mounted on the ceiling. Rear [...]

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