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-   -   Digital tuners no High Def? (http://www.homecinemabanter.com/showthread.php?t=47949)

QUAKEnSHAKE December 6th 06 07:00 PM

Digital tuners no High Def?
 
Just wondering here. Tv makers need to put digital tuners in certain
size tvs now and in a bit all sizes. Do the tvs need to display High def
(say 1080i,720p) or just be able to accept digital signal and play it at
whatever say 480i?
It costs more to get a tv to display HD (1080i,720p) than480i, yes/no?


[email protected] December 6th 06 07:50 PM

Digital tuners no High Def?
 
Already discussed in this recent thread:
http://groups.google.com/group/alt.t...b4e57930aae9aa


Wes Newell December 6th 06 11:57 PM

Digital tuners no High Def?
 
On Wed, 06 Dec 2006 12:00:03 -0600, QUAKEnSHAKE wrote:

Just wondering here. Tv makers need to put digital tuners in certain
size tvs now and in a bit all sizes. Do the tvs need to display High def
(say 1080i,720p) or just be able to accept digital signal and play it at
whatever say 480i?
It costs more to get a tv to display HD (1080i,720p) than480i, yes/no?


Don't let the modes confuse you. Any set with a digital tuner can display
the same picture as any other set in it's native resolution. Even most
HDTV's don't support 1080i native. They downconvert it to whatever res
they support. For an SDTV, I think that would be about 720x370 in 16:9
mode. An SD picture would be 720x480. Smaller plasma's are 1024x768
native or even less.

--
Want the ultimate in free OTA SD/HDTV Recorder? http://mythtv.org
http://mysettopbox.tv/knoppmyth.html Usenet alt.video.ptv.mythtv
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NadCixelsyd December 7th 06 02:42 AM

Digital tuners no High Def?
 

QUAKEnSHAKE wrote:
Just wondering here. Tv makers need to put digital tuners in certain
size tvs now and in a bit all sizes. Do the tvs need to display High def
(say 1080i,720p) or just be able to accept digital signal and play it at
whatever say 480i?
It costs more to get a tv to display HD (1080i,720p) than480i, yes/no?


TV only need to accept digital signals. Analog (over-the-air) signals
will cease in February, 2009. Analog signals provided by cable and
satellite will still be available.


QUAKEnSHAKE December 7th 06 03:59 AM

Digital tuners no High Def?
 
Ok so a tv with digital tuner is not necessarily a HDTV.


common_ [email protected] December 7th 06 04:59 AM

Digital tuners no High Def?
 
(QUAKEnSHAKE) wrote:

Ok so a tv with digital tuner is not necessarily a HDTV.

yes...no relationship between a digital tuner and HDTV - HD is a side
effect of Digital braodcasting, but not a requirement.

Wes Newell December 7th 06 07:38 AM

Digital tuners no High Def?
 
On Wed, 06 Dec 2006 20:59:29 -0600, QUAKEnSHAKE wrote:

Ok so a tv with digital tuner is not necessarily a HDTV.


Correct. And you don't need an HDTV to enjoy HD broadcast. They are
quite nice on an SDTV. There's really no such thing as an HDTV broadcast.
It's just an HD broadcast. Many people would be happy with a an HD program
on an SDTV. I can't get my wife to give up her old 32" analog tv. I've
tried offering a big widescreen, even a bigger projector. She just doesn't
want anything else since I switched to digital behind a MthTV box.

--
Want the ultimate in free OTA SD/HDTV Recorder? http://mythtv.org
http://mysettopbox.tv/knoppmyth.html Usenet alt.video.ptv.mythtv
My server http://wesnewell.no-ip.com/cpu.php
HD Tivo S3 compared http://wesnewell.no-ip.com/mythtivo.htm


Dave Clary December 7th 06 12:47 PM

Digital tuners no High Def?
 
On Thu, 07 Dec 2006 06:38:48 GMT, Wes Newell
wrote:

It's just an HD broadcast. Many people would be happy with a an HD program
on an SDTV. I can't get my wife to give up her old 32" analog tv.


When we were going through our problems with the Sharp DLP and itt
went to the shop, our LCD moved from the bedroom to the living room.
The old 27" CRT went back to the bedroom. When we tuned the HD
channels off the Time-Warner STB, it appeared in letter-box form, but
the picture quality was great.

Dave Clary/Corpus Christi, Tx
Home: http://davidclary.com


Anthony Fremont December 7th 06 01:07 PM

Digital tuners no High Def?
 
Wes Newell wrote:

Correct. And you don't need an HDTV to enjoy HD broadcast. They are
quite nice on an SDTV. There's really no such thing as an HDTV
broadcast. It's just an HD broadcast. Many people would be happy with
a an HD program on an SDTV. I can't get my wife to give up her old
32" analog tv. I've tried offering a big widescreen, even a bigger
projector. She just doesn't want anything else since I switched to
digital behind a MthTV box.


I've been running MythTV for a few years now, but rarely use it to
watch/pause live tv. We use it mostly for watching archived movies and
listening to music (really love that Goom visual ;-)

I have a Vizio GV42L LCD TV and Dish Network w/VIP 211 HD receiver. I have
a PVR-250 card currently, but I'd like to be able to capture some HD content
from the hi-def outputs of the Dish box. I haven't started researching what
is currently available. Can you recommend a capture card that has component
inputs and works with Linux/MythTV?

I recently upgraded my Myth boxes (3 total) from version .16 to .20. Wow,
what an improvement. IVTV even works. ;-)



Wes Newell December 7th 06 09:27 PM

Digital tuners no High Def?
 
On Thu, 07 Dec 2006 06:07:47 -0600, Anthony Fremont wrote:

I have a Vizio GV42L LCD TV and Dish Network w/VIP 211 HD receiver. I have
a PVR-250 card currently, but I'd like to be able to capture some HD content
from the hi-def outputs of the Dish box. I haven't started researching what
is currently available. Can you recommend a capture card that has component
inputs and works with Linux/MythTV?

I've got 5 HDTV (ATSC) cards in mine. I don't know of any component
capture cards. If the dish box outputs firewire, you can capture that
without a capture card if your PC has firewire support. Sorry, I don't do
anything but ATSC.

I recently upgraded my Myth boxes (3 total) from version .16 to .20.
Wow, what an improvement. IVTV even works. ;-)


I started with .18 and I'm runng .19 now. Don't need ivtv with atsc. It's
already comes in as mpeg-2. Just save the file and play it back. Another
big advantage of digital (ATSC) TV.

--
Want the ultimate in free OTA SD/HDTV Recorder? http://mythtv.org
http://mysettopbox.tv/knoppmyth.html Usenet alt.video.ptv.mythtv
My server http://wesnewell.no-ip.com/cpu.php
HD Tivo S3 compared http://wesnewell.no-ip.com/mythtivo.htm



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