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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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WTS
Joined: 08 Mar 2006 Posts: 1276 Location: Calgary
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| Posted: Wed Oct 15, 2008 1:23 pm Post subject: |
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Hi Greg,
Welcome to the club. Wow, 159" with settings like that, I would have said the same as Kal. I think mine are C=60/B=30 and a 1.5 gain screen.
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Walter
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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kal Forum Administrator
Joined: 06 Mar 2006 Posts: 18114 Location: Ottawa, Canada
TV/Projector: JVC DLA-NZ7
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| Posted: Wed Oct 15, 2008 3:06 pm Post subject: |
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| GREG1292 wrote: | | All that matters is the picture is great and works for me. |
Yup, but it'll look a lot better if you saw something with more light. You don't know what you're missing until you see it!
Kal
PS. Can you remove some of the dots out of your signature? It's blowing out the page width on every thread you post in.
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Last edited by kal on Wed Oct 15, 2008 4:37 pm; edited 1 time in total
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Person99
Joined: 09 Mar 2006 Posts: 4899 Location: Flower Mound, TX
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| Posted: Wed Oct 15, 2008 3:45 pm Post subject: |
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| kal wrote: | | GREG1292 wrote: | | All that matters is the picture is great and works for me. |
Yup, but it'll look a lot better if you saw something with more light. You don't know what you're missing until you see it!
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I'm down with that!
I had my 1200X on a 92" wide ~1.2 gain screen. The guy that bought it put it on something like an 80" wide screen and it looks so much better.
After watching 16+ ft-lamberts for a few months now, I'm not sure I could ever go back to 12 or so, let alone below 10!
_________________ Dave
A train station is where the train stops. A bus station is where the bus stops. On my desk, I have a work station....
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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| Posted: Wed Oct 15, 2008 6:19 pm Post subject: |
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Kal,
I have no problem with image pop and shadow detail or a 3d viewing experience I sell all the latest technology flat panels included and believe me I am not missing out. Have you ever sat that close to a large screen in a bat cave with no pretty white or beige walls? I can run my contrast and brightness up but don't feel the need. I am just reporting what works for
me. I think it helps alot that I have low hour tubes. I am not a fan of small screens but if I did I would on a RS1 which I watching right now I still wouldn't own a RS1 over my crt but if I did I could live with it.
Dave,
As for picture quality when watching video I don't see how it can get better. The Zenith is the cleanest video chain projector that I have owned and have no problems with brightness,detail,sharpness, natural colors or depth. The one disadvantage to such a large screen is standard def dvd's are a bit disapointing but anything with hd content is perfect.
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WTS
Joined: 08 Mar 2006 Posts: 1276 Location: Calgary
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| Posted: Wed Oct 15, 2008 11:35 pm Post subject: |
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I would have to agree with going with the smaller screen, mine is 84" wide, 96" diag (1.5 gain) I think that works out to. I also have mine mounted at 9' from the screen and sit right below it, so my head is about 10.5/11' from the screen with the image maxed out to the edges of the tubes.
I don't think having the low hours is making that much difference in your brightness, both Kal and I started with our units only having 400hrs on them when we got them.
But hey it's whatever works for you that counts.
As far as having a clean video chain, you don't know just how good it can get with these units.
_________________ Thanks
Walter
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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kal Forum Administrator
Joined: 06 Mar 2006 Posts: 18114 Location: Ottawa, Canada
TV/Projector: JVC DLA-NZ7
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| Posted: Thu Oct 16, 2008 1:06 am Post subject: |
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| GREG1292 wrote: | Kal,
I have no problem with image pop and shadow detail or a 3d viewing experience I sell all the latest technology flat panels included and believe me I am not missing out. Have you ever sat that close to a large screen in a bat cave with no pretty white or beige walls? |
Yes, That's my HT. Black around the screen for 6 feet in most directions (most importantly along the ceiling and side walls), very dark walls everywhere else and dark material used as much as possible. Here's an enhanced picture with extra lights on so that things show up properly:
| Quote: | I can run my contrast and brightness up but don't feel the need. I am just reporting what works for
me. I think it helps alot that I have low hour tubes. |
My tubes and chassis had less than 100 hours on it when I got my Zenith 1200. It was brand new. It had never been used before by anyone. It was bought direct from Zenith *unused*. The 80-90 hours it had on it were what Barco puts on it when it burns them in for tesing. Walter's had a few more hours on it (400 I think) but nothing major.
All this is irrelevent however. You may be perfectly happy with what you have but in the end 12-16 foot lamberts is what you should really be aiming for for the best image quality. This is completely measureable and has nothing to do with anything else. If you're getting less, you're missing out. Simple as that.
You may be happy with it now, but that doesn't make it 'correct'. Given the chance to watch 12-16 ftL for a few weeks, you'd never go back to what you have now. Assuming you have less than 12-16 now. I bet you do.
I was also happy with my older 800 that put out a lot less, because I wasn't used to something brighter.
Have you measured your light output? Do you have a colorimeter?
Kal
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WTS
Joined: 08 Mar 2006 Posts: 1276 Location: Calgary
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| Posted: Thu Oct 16, 2008 1:18 am Post subject: |
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Hi Greg,
With the right circuit mods etc. this projector can look alot better than a stock unit.
Interesting, I assume you started out with a Ampro 3600, I also started out with a 3600 I bought from Curt which I put a set of 145s on. Then I heard he had a few 1200x unit coming in so I grabbed one and couldn't be happier with it. These units seem to last a long time going by the number of hours Dave had on his unit.
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Walter
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kal Forum Administrator
Joined: 06 Mar 2006 Posts: 18114 Location: Ottawa, Canada
TV/Projector: JVC DLA-NZ7
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WTS
Joined: 08 Mar 2006 Posts: 1276 Location: Calgary
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| Posted: Thu Oct 16, 2008 1:53 am Post subject: |
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In that case I have a long way to go before this one is houred out. So is that to say that the barco units out there that are having problems must have alot of hrs on them? That's one thing we never hear about is the hr count on the units which people report they're having problems with.
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Walter
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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kal Forum Administrator
Joined: 06 Mar 2006 Posts: 18114 Location: Ottawa, Canada
TV/Projector: JVC DLA-NZ7
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| Posted: Thu Oct 16, 2008 3:40 am Post subject: |
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| GREG1292 wrote: | kal,
I was just pointing out that the way my projector is mounted I get more relected light back from the screen . |
How exactly do you have it mounted that giets you more light than anyone else?
What gain is your screen? Did you measure your light output with a colorimeter? (Just curious)
| Quote: | You have a great home theater. Before I had a similar setup and I don't see any
disadvantage to a large screen when watching hd content. The point is I am happy with my setup as well as you and enjoy
the Zenith that I recently picked up. |
Of course. In the end that's all that matters. We're just all trying to point out that you could likely have it considerably better and simply not realizing it. That's all.
The screenshot that you posted doesn't have red push - it's completely green. (The plane is supposed to look white and it's completely green). My Zenith1200 had a lot of green push at the stock 6500K setting too. It wasn't very close to accurate (see my Greyscale & Colour Calibration Guide for actual numbers of how off the 6500K in my unit was).
While it's hard to tell with screenshots but it's also extremely dim. There's zero punch. But that may be the camera simply compensating for exposure, I don't know. It's a scene when Bond gets out of the plane in bright daylight and it should look extremely bright.
Kal
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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| Posted: Thu Oct 16, 2008 4:33 am Post subject: |
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I am not an expert at screen shots but this one is better. I don't have a green problem and don't
seem to lack punch. The screen is right above my head where I sit flushed into a wall. Contrast 55
and brightness 40. That as big a picture I can take while sitting in front of the screen. I need a wide zoom
lens
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https://discuss.avscience.com/?topic=30.120
Last edited by GREG1292 on Thu Oct 16, 2008 4:35 am; edited 1 time in total
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AnalogRocks Forum Moderator
Joined: 08 Mar 2006 Posts: 26706 Location: Toronto, Ontario, Canada
TV/Projector: Sony 1252Q, AMPRO 4000G
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| Posted: Thu Oct 16, 2008 4:34 am Post subject: |
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That screen shot looks Matrixfied. Still, if Greg can get a watchable picture at 159" that's very cool.
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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AnalogRocks Forum Moderator
Joined: 08 Mar 2006 Posts: 26706 Location: Toronto, Ontario, Canada
TV/Projector: Sony 1252Q, AMPRO 4000G
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| Posted: Thu Oct 16, 2008 4:43 am Post subject: |
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I posted same time as you. Just to clarify the FIRST shot looked like ti belonged to the Wachowski brothers. The second shot looks great.
How are those short throw lenses working for you?
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GREG1292
Joined: 10 Oct 2006 Posts: 417 Location: indiana
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| Posted: Thu Oct 16, 2008 5:03 am Post subject: |
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I am having no problems with the HD215's and rather like them alot since I have such a short throw for such a large
screen
I admit the first shot looks like I was on mushrooms! I was just trying to fit the whole image on and since my screen
gain which I have no idea by the way I was just guessing 1.5. I had a da-lite cinema 1.3 and had a more uniform off axis.
Behr white satin enamal semi gloss is the paint I used and never been happier but off axis like I was is not as good.
Also I have no idea what I am doing on screen shots and was unaltered.
The point I was making or trying is mines bigger than yours and a 8" machine has more than enough light output
for a great hometheater experience. I alway's wanted to sit in the front row
The bowing of the picture is from the angle in which I took the shot.
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