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Advice on Buying an HDTV

Discussion in 'Fred's House of Pancakes' started by boulder_bum, Dec 15, 2007.

  1. Tideland Prius

    Tideland Prius Moderator of the North
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    ahh right. 1024x768 would make it 4:3 rather than 16:9. Thanks!


    Yeah I meant rear-projection LCD. Why is it dead? What makes that different from DLP (I haven't heard of LCoS. What's that?)
     
  2. priusenvy

    priusenvy Senior Member

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    Well, that was just idle speculation. I believe Mitsubishi has dropped LCD projection from their 2008 lineup and only offers DLP projection. And projection TV's days are numbered, just waiting for the price of large flat panel displays to drop close enough to completely kill them off. So that, coupled with the fact that in every company that offers both LCD and another projection technology, LCD is the lower cost, lower picture quality technology, made me think that projection LCD is dead.

    After a little research though (I don't like their picture, so I don't follow their developments), it appears projection LCD may have some life left in it. I wasn't aware that Sony recently updated their 3-chip LCD projection TVs to full 1920x1080. Panasonic is offering 1080p LCD projection TVs too. So me calling it a dead technology was at least premature, if not completely wrong.

    LCoS is kind of a cross between LCD and DLP; it's reflective like a DLP, but uses a mirrored surface, and modulates the light through the liquid crystal. Compared to projection LCD, LCoS has greater contrast, and higher fill factor so they don't suffer from screen door effect. They also have a smoother, more life-like picture than DLP in my opinion, and as three-chip devices, don't require a color wheel or induce rainbow-effect in some viewers. Sony SXRD and JVC D-ILA are both LCoS. I have two LCoS projection HDTVs, two DLP projection HDTVs, and two LCD flat-panel HDTVs, and much prefer the picture of the LCoS to anything else.
     
  3. oxnardprof

    oxnardprof Member

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    Thanks for all the info, as I am planning also to buy a large LCD TV. Mostly for DVD's, so I will have to decide on a format, I guess.

    Just to put one model out there, for people to comment on is the Sharp Aquos xxx64, which is 1080P. They have newer ones out now, xxx84 and xxx94 (if i remember the numbers correctly) which have a faster refresh.

    A fun non-Prius thread on Priuschat.com!

    (I have to watch Monk on DVD now).
     
  4. TheForce

    TheForce Stop War! Lets Rave! Make Love!

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    I think everyone should just wait until the 1080p OLED with DCR TVs come out. That should take care of everything. :D
     
  5. mojo

    mojo Senior Member

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    I also have an Optima 1080i HD projector.
    A 10 foot projected image is the most satisfying to watch.It equals a movie theater experience.
    We had 8 people over last night to watch an old movie.Even though the picture is technically lessor than a plasma.Super sharp, OK blacks and HUGE .
    They cost about $800 for 1080i.
     
  6. priusenvy

    priusenvy Senior Member

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    You haven't been paying attention. Your Optoma (not Optima) is a 720p display. You're just feeding it a 1080i signal, but that's not what is being displayed.
     
  7. BigFoot

    BigFoot Dissident

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    Big +1 on monoprice.com. Great prices!

    I have an LG 47" 1080p (47LC7DF) that I absolutely love. When I was shopping I was looking at contrast ratio and response time, I found that the lower priced($1200-$1600) LCD's in my size range had a 1000:1 to 1200:1 ratio, while going up a few hundred bucks got you into the 5000:1 to 10,000:1 range, which was worth it to me(mine is 8000:1). I also got a 5 ms response time, which smooths out fast motion. The lower priced tv's were in the 8 to 10 ms range. Hope this is helpful. :)
     
  8. boulder_bum

    boulder_bum Senior Member

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    Interesting real-world test:

    http://www.pcworld.com/article/id,121777-page,1/article.html

    I'd never heard of MonoPrice before today, but man I'm glad everyone mentioned them.
     
  9. Tideland Prius

    Tideland Prius Moderator of the North
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    LOL. And that would be when? I mean.. reasonably priced?? 5 years? 10 years?

    ahh ok. Cause I never got the point of rear projection LCDs. Yes, they're cheaper but so are plasmas and plasmas are waay thinner and have better contrast ratios.
     
  10. priusenvy

    priusenvy Senior Member

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    It's xxx82 and xxx92 for the 120Hz models. For some good entertainment, go to Best Buy and ask one of their sales associates to explain the benefits of a 120Hz display. The advantage of a 120Hz display is that movie film is shot at 24 frames/sec, and 120 is a multiple of 24. So each frame gets displayed with a 5:5 cadence. A 60Hz set has to display it with 3:2 cadence (since 60 is not a multiple of 24), meaning every other frame is on the screen 50% longer than the previous and following frame, leading to visible stutter in scenes with motion which some find distracting. A 120Hz (or 72Hz) display displays each 24Hz frame the same amount of time, leading to smoother motion. The advantage of 120Hz is that 120 is a multiple of 24, 30, and 60, which pretty much covers all the frame rates you're likely to see (in this country at least).
     
  11. markderail

    markderail I do 45 mins @ 3200 PSI

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    Even a seasoned Amateur learnt a few things

    Great thread.

    I need to say again - strictly for watching movies - a Projector.
    • 108" screen is cheap, under 200$, non motorized. Use a stand or tack to ceiling, and pull it down in front of the TV (lcd or plasma)
    • Take it camping !!! (Great for free beer - admission price)
    • In the summertime at night, make a neighborly movie night with the kids, use a garage door, or the side of the house.
    • Quite cheap, 720p widescreen models at 1200$ with 200hr bulbs at 150$
    • The WOW FACTOR
    • Hook it up to your laptop for instant display on the go, like special parties, marriages, 25/40/50 anniversaries
    And lastly, the FUN FACTOR cannot be underestimated. Remember Grandpa taking out his 8mm projector to watch home movies. Sometimes you can't take the party to the TV, just use any wall.

    I've even gotten paid requests, so I usually charge $$$ for a spare bulb.

    Indianna Jones watched larger than real life is extra exciting. :D

    Like I said, often a 32+projector & accessories is cheaper than a 57+ plasma, or about the same price as a 52" plasma.

    Don't overbuy, a 52" plasma should be viewed at 12 feet, any closer and you can start seeing pixels, or dithering in the blacks.
     
  12. mojo

    mojo Senior Member

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  13. boulder_bum

    boulder_bum Senior Member

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    Okay, so now you guys have me curious.

    It seems like the downside of projectors is that they don't have a built-in TV tuner, and I suppose it would be awkward to hook devices up to them if you have a ceiling mount, but you get a 10-foot screen for about the price of a 52" LCD, and they have 1080p projectors now, apparently.

    Out of curiosity, do you have a TV hooked up to the projector, and other devices for that matter?
     
  14. darelldd

    darelldd Prius is our Gas Guzzler

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    I just have to interject that it is more important to save electricity BEFORE you put solar panels in than after.
     
  15. darelldd

    darelldd Prius is our Gas Guzzler

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    My cheap solution for that is just taking my glasses off. No way I can see the individual pixels then!
     
  16. BigFoot

    BigFoot Dissident

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    That is what kept me out of an LCD until now.



    Another downside to a rear projection is the inside of the screen gets dusty. My last TV was a Sony 43" 4:3 aspect ratio HD rear projection. Great picture when new and dead reliable, but the image started to get a little fuzzy after a few years. On top of that, a spider got inside and built a web on the back of the screen!
     
  17. Tideland Prius

    Tideland Prius Moderator of the North
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    Yeah I probably won't wait for OLEDs otherwise I'll never get a TV lol.


    hmm.. I do not know but my friend's LCD rear projection "bulb" blew within the first year. Same went for my other friend's DLP. Both were replaced under warranty.
     
  18. BigFoot

    BigFoot Dissident

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    I've heard some horror stories like that but thankfully it hasn't happened to me. My rear projection is still going strong at my dad's house. 6 years old and zero problems. :) He thinks its great considering he had a 25" CRT.

    My LCD had really good reviews online. One guy at bestbuy.com said it was crap, but he was only on bad review out of many, so I think I got a good one.
     
  19. Tideland Prius

    Tideland Prius Moderator of the North
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    ahh... well I don't think the replacement bulbs they got blew out so that's a good sign. Maybe they both just happened to get a bad first bulb lol.
     
  20. mojo

    mojo Senior Member

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    Yes you use your cable box as tuner ,or computer or dvd as input.Also need speakers and amp.
    But I just project onto walls so Ive avoided some expense.
    Its really inexpensive compared to LCD.