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DIYProjectionTV · DIY Projection TV - CRT TV (not LCD)
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Messages 956 - 985 of 1378   Oldest  |  < Older  |  Newer >  |  Newest
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956
Just thought I'd post.. wake up everyone...! Hi to all...perhaps people are getting ready for Xmas or just plain busy. Me I have been busy at work with no...
croma_clear1
Offline
Nov 1, 2005
10:26 am
957
Christmas? Already? Yikes... I rearranged my livingroom last week, the crt projector has to be attached to the ceiling at another place. 4 pain in the ass...
Gnarvster
mrgnomeman
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Nov 1, 2005
2:36 pm
958
I have been trying to take a picture of my projector results to post on here.. but no matter what kind of camera/setting I use I end up with either a bright...
Ron Zangari
unpaidmacgyver
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Nov 1, 2005
3:31 pm
959
I used a basic little HP315 camera with no flash and it worked great. It automatically opened the lens for correct exposure. I think I might have used it on a...
claygraner
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Nov 1, 2005
9:00 pm
960
Does anyone have a copy of the Advent Q1435A Service Manual in PDF format. I would like to add it to our site and I can't find my copy of it. You used to be...
claygraner
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Dec 1, 2005
9:19 pm
961
Hello everyone. I am very intrigued by this diy projector and I will begin working on it shortly. Before I jump into an lcd projector I want to try the...
Tareq Sattar
tareqsattar
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Dec 10, 2005
10:34 pm
962
Hey, welcome to the world of DIY projection ;) As you can see, this forum is dead. What you will need is a big lens, and I mean big like over 100mm in ...
Alex
ancdiypj
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Dec 11, 2005
1:05 am
963
Hello tareq, My advice to you is that pc monitors do not work with tv projection for a simple reason that these monitors do not have sufficient output lumens....
Rémy ATALLAH
alloremy
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Dec 11, 2005
9:06 pm
964
Hello tareq, My advice to you is that pc monitors do not work with tv projection for a simple reason that these monitors do not have sufficient output lumens. ...
alloremy
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Dec 11, 2005
9:06 pm
965
Oh man where did u find it ??? I would buy a used one or refurbished one if I can find it any store in toronto. If you know any please do share lol. I will...
Tareq Sattar
tareqsattar
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Dec 11, 2005
9:06 pm
966
... will ... be ... it ... etc. ... lcd ... monitor ... Please ... Hello tareq, My advice to you is that pc monitors do not work with tv projection for a...
alloremy
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Dec 11, 2005
9:06 pm
967
I personally have experimented with both types of fresnels, a 140mm PCX, a 100MM PCX, and 135mm Triplet, and a 175mm Triplet. Neither of the fresnels gives a...
Alex
ancdiypj
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Dec 11, 2005
10:27 pm
968
Hi Alex, I asure you fresnel lens works but like I said to have a contrasted picture you have to put blockers in your box to avoid internal reflection because...
Rémy ATALLAH
alloremy
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Dec 12, 2005
3:03 pm
969
Rémy, Can You explain further what You mean with blockers in the box, or perhaps share a drawing of your setup?...
Gnarvster
mrgnomeman
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Dec 12, 2005
7:37 pm
970
Hi Rémy, I have experimented with aperture boards, they increase contrast and sharpness, but lose brightness (with it IMO). I never acheived results ...
Alex
ancdiypj
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Dec 12, 2005
8:48 pm
971
Hi, Here is a picture of the blockers inside the box dimension is very important to obtain a perfect picture sorry explanations are in french because I wrote...
Rémy ATALLAH
alloremy
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Dec 12, 2005
8:52 pm
972
Sorry sent you the wrong files in my first mail Gnarvster <gnarvster@...> a écrit : Rémy, Can You explain further what You mean with blockers in the...
Rémy ATALLAH
alloremy
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Dec 12, 2005
8:54 pm
973
Haha, was just wondering hwat those file extensions meant :) Okay thanx! No problem with the french, good instructions. If that really works, it'd be fun to...
Gnarvster
mrgnomeman
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Dec 12, 2005
9:33 pm
974
Alex, the aperture boards do not decrease brightness, the box should be build larger than the tv screen and the boards should not overlap the screen's...
Rémy ATALLAH
alloremy
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Dec 12, 2005
9:54 pm
975
hey they prevent internal reflection and give a contrasted image. here is a picture which explains it all if you have no problem with french; salut Gnarvster...
Rémy ATALLAH
alloremy
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Dec 12, 2005
9:58 pm
976
Thanx! Well...I'm sort of swedishspeaking, but the image said it all. Very Smart! Are You getting much better results with these stoppers? I mean is there much...
Gnarvster
mrgnomeman
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Dec 13, 2005
3:38 am
977
Rémy, I really like Your attitude and brains! :) You got me all excited to start building DIY projection again, though i have a CRT projector ;) Perhaps i...
Gnarvster
mrgnomeman
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Dec 13, 2005
3:44 am
978
Gnarvster, Thanks for the compliment!! To answer your question about these stoppers.THEY MAKE ALL THE DIFFERENCE. If you don't put them the result is poor . It...
Rémy ATALLAH
alloremy
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Dec 13, 2005
7:52 am
979
Rémy, Hello .. and thanks for waking up the forum ! Can I ask where you buy your 400mmFL 0.2mm Groove Hard Acrylic fresnels from/what is the company called ? ...
croma_clear1
Offline
Dec 13, 2005
9:28 am
980
Hi again Rémy, Ive looked at the drawing but cannot see where the 2 holes you mentioned are: "Second to avoid having a blurry picture you have to diafragm...
croma_clear1
Offline
Dec 13, 2005
9:39 am
981
Here are some pictures to help explain sorry for the french part explanations croma_clear1 <no_reply@yahoogroups.com> a écrit : Rémy, Hello .. and thanks for...
Rémy ATALLAH
alloremy
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Dec 13, 2005
11:07 am
982
Hi croma_clear1 , Glad I woke up this forum !! To answer your questions: SURE the stoppers work with triplet lens it has the same effect with any lens and will...
Rémy ATALLAH
alloremy
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Dec 13, 2005
11:25 am
983
Rémy, Okay. Thank You, i sure will try this some rainy/snowy sunday ;) I have a hard acrylic fresnel i bought from 3Dlens.com, problem was ghosting, even with...
Gnarvster
mrgnomeman
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Dec 13, 2005
12:15 pm
984
just for information 3D lenses don't work almost all of their lenses are 3x magnifying you should have not more than 2x Gnarvster <gnarvster@...> a...
Rémy ATALLAH
alloremy
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Dec 13, 2005
12:36 pm
985
Rémy, Thanks, the drawings and explanations were excellent! Of course it makes me think of more questions to ask.. :) One question what size/dimensions is...
croma_clear1
Offline
Dec 13, 2005
12:48 pm
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