On Mon, 4 Apr 2005, Gregorio Gervasio, Jr. wrote: > >>>>> Brian Foddy writes: > > b> Mine is a Hitachi 43" (forget the model number). I thought, they were > b> simple 3 color light beams but reflected upward from the back instead of > b> the old front projection units. They have a weak plastic screen, not > b> a vacume sealed glass direct electron beam tube like standard tv/crts. > b> They certainly don't have the weight or shape of a crt screen. When I > b> bought mine, the tube HD TVs stopped about 36" and were much heavier > b> than mine. > > I think your TV is a CRT-based RPTV. The sources of those > three "light beams" are three small CRTs. > > b> If I'm misunderstanding my unit, I stand corrected; but this is what > b> I meant by rear projection units; and they still account for a > b> good portion of HD TVs sales. They are generally < $2000 and provide > b> decent pictures for the price. They are still analog, not digital like > b> plasma/DLP/LCDs; but HD never-the-less. Mine can take an input of 480p, > b> 720p, or 1080i. But I think its native mode is 1080i. > > According to this article, CRT-based RPTVs still outsell > microdisplay RPTVs by about a 2:1 margin but that probably includes > non-HDTV units. > > http://www.eetimes.com/news/latest/consumer/showArticle.jhtml?articleID=159906122 >
Ok, I've never heard them called CRT based units. They certainly aren't direct tube units I mentioned. Anyway, they've been around for several years and while the newer plasma/dlp/lcd screens are gaining, this link says they have some catching up to do. Thanks for the clarification... Brian
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