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I recently got HD service from Adelphia and the new Cable Box has both component and DVI outputs. My question is: Will the picture be better if I use the DVI output over the current component cables I'm using now?
Follow Ups:
Definitely. I have a Dwin TV3 with a Bravo D1 DVD player and a HD cablebox with DVI out. Both units are connected via DVI to the TV3 DVI inputs. I have the DVI set to 720p to match the TV3 video output and the pictures are stunning. I am now considering a 4 port DVI switch so I can add more DVI output capable units - HTPC, new X-box, etc.
In theory dvi is better but in practice (see review of Bravo in SGHT from last fall) it may fall short. It is a weird interaction of specific gear.
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More often than not, when things don't work, it can be traced back to what standards were followed or what options are allowed by the format. There are certain guidelines and specs that manufacturers are supposed to follow, but that doesn't mean that their products conform or meet the standards specific to the format or interface used.As far as DVI vs component, my linked response in above post explains why, in the majority of cases, some come away less than impressed with DVI's superiority over component. But once again, it's the manufacturers' fault -- not the format or the interface.
Done correctly, a DVI output from a digital source gives you the capability to go from a digital signal (compressed YCbCr via MPEG2) to uncompressed digital RGB at the DVI output directly to the digital RGB processor in the display without any analog processing, extra D/A - A/D conversions and associated cables in between.Unfortunately, some display manufacturers route their display's DVI input to an analog processor, thus negating much of the above. Many people who have compared their display's component picture vs the DVI picture have come away with the impression that DVI was no big deal. In reality, they were ignorant of the fact that the display manufacturer deliberately limited the DVI input's capability by their lack of proper implementation of the format.
Many, but not all, rear projection CRT and LCD manufacturers are guilty of this.
I would suggest a trip on over to AVS Forum for discussions on Sony's implementation of the DVI format in their displays, as I do not know about specific models. Be warned: there's a ton of information available and you may not find the answer right away.Here's the RPTV section (CRT, DLP and LCD):
http://www.avsforum.com/avs-vb/forumdisplay.php?s=&forumid=63Very good thread on DVI with some specific companies and models mentioned:
http://www.avsforum.com/avs-vb/showthread.php?s=&threadid=280327Sony GWIII owners thread:
http://www.avsforum.com/avs-vb/showthread.php?s=&threadid=309559The Search function:
http://www.avsforum.com/avs-vb/search.php?s=
It's awesome! The DVI is WAY WAY better than the component connection. The $200 Bravo D-1 outperforms my Sony S7000 and my Sony S700 (I think that is the model #) and my other DVD players by a BIG margin using the DVI connector. Of course, all the other players have a better component out than the Bravo.
Do you know if the Sony KP65WS510 RPTV does the DVI to Analog thing or does Sony do it right?
Mr. Murphy,
You said, "some display manufacturers route their display's DVI input to an analog processor." Do you know if the Sony KF-50WE610 have this 'defect'? How can I find out? If so, then I wonder if it is worth the expense of getting a DVD player and sat. receiver with DVI outputs.
Regards,
David
I'm using an Arcam DV-27 player hooked up via component outs to a Samsung DLP television. The TV accepts DVI, and I'm considering buying Samsung's HD-931 player to take advantage of DVI. However, I'm leery of taking a step down in performance--particularly audio--given the Arcam's already pretty high standard. Suggestions or comments would be appreciated. :)
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