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The following page was printed from RemoteCentral.com:
| Topic: | Progressive Scan This thread has 16 replies. Displaying posts 1 through 15. |
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| Post 1 made on Tuesday May 6, 2003 at 00:21 |
galenz71 Long Time Member |
Joined: Posts: | January 2003 14 |
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OK, I probably already have this figured out for the worst but I need one of you pros to confirm it for me. I recently bought another DVD player....Sony DVP-NS715P. I was hell bent on getting a progressive scan one this time to get a better picture. I thought that as long as my TV had component imputs...got a Sony Trinitron 27" flatscreen(I know it sucks but I'm a college student, be a few more years before the widescreen) that it would work with progressive scan. After much screwing with the setting I still can't seem to get the progressive scan to work cause the light isn't coming on on the DVD player. So, I'm guessing that this TV just doesn't accept the progressive scan signal. If I'm wrong about this someone let me know....maybe you can help me figure out the problem...otherwise I guess I just got a good dvd player for the future when I get a good TV. TIA
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| Post 2 made on Tuesday May 6, 2003 at 00:29 |
Impaqt RC Moderator |
Joined: Posts: | October 2002 6,201 |
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There are several different types of Componant level inputs. I have not seen a sony 27" yet that had Progressive component level inputs.
Standard componant supports 480i, Progressive componant is 480p and HD componant can accepet 1080i/720p signals.
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| Post 3 made on Tuesday May 6, 2003 at 21:35 |
glaro Founding Member |
Joined: Posts: | February 2002 101 |
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the progressive should go on though? have you tried going into the menu of the dvd player and check settings?
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| Post 4 made on Tuesday May 6, 2003 at 22:42 |
cb1 Select Member |
Joined: Posts: | September 2002 1,663 |
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On the back of the DVD p[layer there is a switch that says "interlaced,selectable,proggressive" switch it to progressive. In the setup menu, set it to progressive also.
You are using component cables, Red, Green, Blue.
CB1
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why have a nice system if you cant operate it, program the remote the right way the FIRST time! |
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| Post 5 made on Wednesday May 7, 2003 at 00:07 |
But in the end, progressive scan only improves a picture when fed into a HD tv. The picture isn't upgraded when using a standard or flat screen tv.
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| OP | Post 6 made on Wednesday May 7, 2003 at 02:21 |
galenz71 Long Time Member |
Joined: Posts: | January 2003 14 |
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On 05/06/03 00:29, Impaqt said...
There are several different types of Componant level inputs. I have not seen a sony 27" yet that had Progressive component level inputs.
Standard componant supports 480i, Progressive componant is 480p and HD componant can accepet 1080i/720p signals. How do I find out for sure which type of Progressive components my tv has?
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| Post 7 made on Wednesday May 7, 2003 at 10:52 |
Impaqt RC Moderator |
Joined: Posts: | October 2002 6,201 |
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Most sets I've seen say 480i/480p right on the back of the set. If its not there, it should be inthe owners manual. If its not labeled and not documented, its probobly standard 480i componant level input.
As far as what tkirkpat1 said regarding picture quality, thats not necessarily true. If the TV has a progressive input, but no Doubler/DRC/De-interlacing circuit, the picture will be noticeably beter. If the TV is equipted with one of those circuits, it really depends on how the DVD player is addressing the Progressive output vs. the TV, sometimes better, sometimes not. Most $199 DVD players do NOT have a very good Progressive circuit in them.
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| Post 8 made on Wednesday May 7, 2003 at 18:14 |
THXRick Long Time Member |
Joined: Posts: | October 2002 241 |
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Like impaqt said you probably wont get your moneys worth out of a "Proggresive Scam" UNIT. Heres the catch 22. In order for a p.s. player to work you must have an HDTV unit to decipher the signal.(unit with a built in line doubler). or capable of 1080i or 480p. When it does work the picture may not be as good as the TV in standard component or s-video. Here's what the chain guys wont tell you. It will not double the resolution twice. And typically the t.v. is the better of the 2.So until you invest 1000.00 or more into a progressive scan unit, its no better than a standard one one an expensive tv.
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| Post 9 made on Thursday May 8, 2003 at 11:36 |
Spiky Founding Member |
Joined: Posts: | May 2001 2,288 |
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Well, I have to disagree with THXRick. De-interlacing at the player usually gives a better pic. If you really want to understand progressive scan, check out [Link: hometheaterhifi.com] otherwise I mentioned a bit below that may help. galenz71, In case you haven't quite got it (since some of the answers were a little pointless for you specifically) your TV CANNOT do progressive scan. So don't bother trying to turn it on. If you were happy with your old player and can still return the new one, go for it. (unless it has other benefits that you want) Progressive is where the TV scans each line going down the screen in order, like 1, 2, 3, etc. Interlaced is where the TV scans every other line going down the screen, like 1, 3, 5--and then comes back for 2, 4, 6, etc. Your TV (like all TVs before HDTV came out) is interlaced only. You would need a TV labeled HDTV or EDTV to be able to make use of progressive scan.
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| Post 10 made on Thursday May 8, 2003 at 12:33 |
THXRick Long Time Member |
Joined: Posts: | October 2002 241 |
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Spiky I did not say you can't get a better picture. Just not until the unit is of high caliber..Ive seen this for instance on a Loewe Aconda. The t.v.s line doubler was always better until we played a Kenwood Sovriegn DVD Player. With the Faroujda chip set it delivered a better picture than the Loewe line doubler. And have had many customers complain that after thier ISF calibration their Progressive Scan player looked better on S-video than 480p component. And they ask why is that?? Hmmm let me guess you have a $199.00 DVD Player..
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| Post 11 made on Friday May 9, 2003 at 09:29 |
Impaqt RC Moderator |
Joined: Posts: | October 2002 6,201 |
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If you actually now the difference between Doubling, Scaling, Deinterlacing, and Sonys DRC, you would relize your statement is not necessarily true spiky. Most basic progressive DVD players simply double. They are taking the SAME 240 lines and thowing them on the screen twice
like this Line 1 ---------------------------- Line 1----------------------------- Line 3----------------------------- Line 3-----------------------------
and so on.
Sony DRC Actually guess what the fill in lines should be and does a very good job of it. Line 1------------------------------------------ Sony DRC -------------------------------------- Line 3-----------------------------------------
Deinterlacing actualy takes the interlaced signal and puts it back together
Line 1----------------------------------- Line 2---------------------------------- Line 3----------------------------------
Loewe TV's have a true de-interlacing circuit and one of the best 2:3 pulldown curcuites I've ever seen. I'm actually surprised the kenwood looked better on the Loewe.
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| Post 12 made on Friday May 9, 2003 at 14:36 |
JJ Bugsy Long Time Member |
Joined: Posts: | January 2003 118 |
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galenz71, I have the identical model Sony progressive scan DVD player and the only thing I did was, set the switch in the back of the DVD player to progressive scan and choose progressive scan on the TV menu, that's it !!! Make sure you're using a good conponent cable !!! JJ Bugsy
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| Post 13 made on Friday May 9, 2003 at 15:28 |
Spiky Founding Member |
Joined: Posts: | May 2001 2,288 |
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On 05/09/03 09:29, Impaqt said...
If you actually now the difference between Doubling, Scaling, Deinterlacing, and Sonys DRC, you would relize your statement is not necessarily true spiky. Most basic progressive DVD players simply double. They are taking the SAME 240 lines and thowing them on the screen twice
Ok, guys. Are you in this thread or some other one? I was really responding to the original issue, not bringing up different models and the differences between them. Obviously the world is filled with variety. But we're talking about a Sony 27" Wega or predecessor and Sony's latest basic progressive player. So the real point is that progressive doesn't even matter and it should be turned OFF in the player. I don't know which de-interlacer the 715 uses, but Sony has gone through several, including their own DRC. All of them have done 2:3 pulldown, ie they have a film mode de-interlacer, although probably not anywhere near as good as the Faroudja chip found in many players these days or Loewe or Pioneer Elite TVs. Here's a quote from the link I posted: "Even in cases where the TV has a better deinterlacer than the player, though, the progressive player has an advantage: better resolution. When the television deinterlaces the analog signal, it first has to digitize the signal (A/D), send it through a deinterlacing chip, and convert it back to analog to feed to the CRTs. That process inevitably loses some resolution." This is why I say for MOST people the DVDp is the place to do de-interlacing. (I did say "usually", so I already "realize" that)
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| Post 14 made on Friday May 9, 2003 at 15:31 |
Spiky Founding Member |
Joined: Posts: | May 2001 2,288 |
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Now don't come back and say you can mod your TV and DVDp with SDI for pure digital transfer and bypass the DVDp de-interlacer and use the TV's (assuming it's better) without first converting to analog, thereby erasing the issue pointed out in my quote.
Cause I know that and it would be irrelevant at the moment. ;-)
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| Post 15 made on Friday May 9, 2003 at 16:34 |
Mister. T Long Time Member |
Joined: Posts: | January 2003 270 |
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On 05/09/03 15:28, Spiky said...
Ok, guys. Are you in this thread or some other one?
I was really responding to the original issue, not bringing up different models and the differences between them. Obviously the world is filled with variety. But we're talking about a Sony 27" Wega or predecessor and Sony's latest basic progressive player. So the real point is that progressive doesn't even matter and it should be turned OFF in the player.
I don't know which de-interlacer the 715 uses, but Sony has gone through several, including their own DRC. All of them have done 2:3 pulldown, ie they have a film mode de-interlacer, although probably not anywhere near as good as the Faroudja chip found in many players these days or Loewe or Pioneer Elite TVs.
Here's a quote from the link I posted: "Even in cases where the TV has a better deinterlacer than the player, though, the progressive player has an advantage: better resolution. When the television deinterlaces the analog signal, it first has to digitize the signal (A/D), send it through a deinterlacing chip, and convert it back to analog to feed to the CRTs. That process inevitably loses some resolution."
This is why I say for MOST people the DVDp is the place to do de-interlacing. (I did say "usually", so I already "realize" that) Spiky It's 3:2 Pulldown, not 2:3 pull down !!
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