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Re: Q about "Pixelation" of Digital Signal on HDTV

by Wes Newell <w.newell@[EMAIL PROTECTED] > Feb 1, 2008 at 10:14 AM

On Fri, 01 Feb 2008 04:50:14 +0000, Mirsky wrote:

> Hi. I have a friend who recently purchased a 26" Polaroid HDTV from
> Circuit City.  He also bought a digital antenna there that he hooked up
> to the television. Unfortunately, he has found that the picture of the
> tv stations often 'pixelates.'  I am not sure if 'pixelate' is the
> proper term.  What happens is that the image on the screen breaks up
> into little squares and sometimes even freezes for a few seconds.  He
> has found that it happens so often that sometimes he can't watch any of
> the stations at all.
> 
> My questions: is the 'pixelation' problem one that is common with using
> an HD antenna (that is, versus cable or satellite)?  Is it all the fault
> of the antenna or is part of the problem with the tv itself?
> 
It's caused by signal loss. What's causing the signal loss could be many 
things, but more than likely it's the antenna, or how/where it's 
installed. First, you need to understand there's no such thing as an HD 
antenna. It's just an antenna that receives the same signals on the same 
channels it did before. The only difference is the contents of the 
transmitted signal and the tuner that receives it. If your friend already 
had a decent working antenna, tell him to hook it back up. From your post 
it sounds like they sold him some kind of indoor antenna. And you can bet 
it's probably an expensive model. A proper antenna, installed properly 
will eliminate all that pixelation. 

> One reason I am asking is that I am planning to buy a new HDTV too. I am
> thinking of getting a Sharp 32" LCD tv, model # LC-32D62U.  Like my
> friend, I am planning to use the television with a digital antenna
> because i don't want to pay for cable, satellite or other pay-service
> right now. Should I expect to experience the same "pixelation" problem
> as my friend?

If you already have a good antenna that you can watch regular TV on, 
don't, I repeat, don't buy another antenna. If someone tells you you need 
a digital antenna, or an HD antenna, walk away. They are either ignorant 
or liars. When you see HD ready, HD antenna, or digital antenna on a 
product, it's just hype. Unfortunately, most manufacturers do it now just 
to keep up with the unscrupulous ones that started this practice. And 
don't think a high price will get you a good antenna. Some of the worst 
made are expensive. And some of the best are under $50.

The proper antenna depends entirely on where you are located in relation 
to the transmission towers. Not knowing that, I couldn't recommend one.

-- 
Want the ultimate in free OTA SD/HDTV Recorder? http://mythtv.org
My Tivo Experience http://wesnewell.no-ip.com/tivo.htm
Tivo HD/S3 compared http://wesnewell.no-ip.com/mythtivo.htm
AMD cpu help http://wesnewell.no-ip.com/cpu.php
 




 9 Posts in Topic:
Q about "Pixelation" of Digital Signal on HDTV
Mirsky <mirsky@[EMAIL   2008-02-01 04:50:14 
Re: Q about "Pixelation" of Digital Signal on HDTV
David Matthew Wood <no  2008-02-01 06:11:28 
Re: Q about "Pixelation" of Digital Signal on HDTV
nospam@[EMAIL PROTECTED]   2008-02-01 06:17:51 
Re: Q about "Pixelation" of Digital Signal on HDTV
"Bill's News" &  2008-02-03 11:04:09 
Re: Q about "Pixelation" of Digital Signal on HDTV
Wes Newell <w.newell@[  2008-02-01 10:14:31 
Re: Q about "Pixelation" of Digital Signal on HDTV
Duff <me@[EMAIL PROTE  2008-02-01 05:04:09 
Re: Q about "Pixelation" of Digital Signal on HDTV
Alan F <afiggatt1@[EMA  2008-02-01 13:50:35 
Re: Q about "Pixelation" of Digital Signal on HDTV
JXStern <JXSternChange  2008-02-01 16:10:35 
Re: Q about "Pixelation" of Digital Signal on HDTV
"Rick Evans" &l  2008-02-01 16:51:45 

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tan12V112 Sun Nov 23 7:55:50 CST 2008.