 I DIY a PJ with 896 LEDs |
 Dec 15 2005, 04:34 PM
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Still Here  Group: Customer Posts: 35 Joined: 14-December 05 From: southwest China Member No.: 10299  |
896 leds,20ma,3.3v,12000-15000mcd,32*28 leds,with 12-15v dc power source,a cpu fans.
lcd:8.4 inches,toshiba,800*600 tft. cost list(chinese RMB,1us$=8.1 RMB) lcd with control panel:780 1000 pcs leds:350 PCB board:20 12-15v DC power:100 lense:320mm,dia.:67mm 160 fenier? lense(I can't say it in English):330mm,60 I am a Chinese,I hate me,when a learn English,I uasully sleep.I don't think someday I must say it.I am very sorry for my poor English. no more words I can say,see pictures please. |
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Posts in this topic
Tian I DIY a PJ with 896 LEDs Dec 15 2005, 04:34 PM
Tian the led board Dec 15 2005, 04:36 PM Tian led board in a wood box Dec 15 2005, 04:47 PM
Tian led board in a wood box Dec 15 2005, 04:51 PM Tian it works Dec 15 2005, 04:55 PM Tian 60 inches blue result picture
you can see more pic... Dec 15 2005, 04:59 PM Tian 60 inches result picture
you can see all 42 pictur... Dec 15 2005, 05:04 PM joe2000chevy QUOTE (Tian @ Dec 15 2005, 10:59 AM) 60 i... Dec 15 2005, 05:08 PM Tian QUOTE (joe2000chevy @ Dec 15 2005, 05:08 ... Dec 15 2005, 05:21 PM SupraGuy Looks like there's 2 issues there. A bit of u... Dec 15 2005, 05:21 PM Tian QUOTE (SupraGuy @ Dec 15 2005, 05:21 PM) ... Dec 15 2005, 05:38 PM chrisbballas Scrolled through most of the pics he has posted in... Dec 15 2005, 05:29 PM SupraGuy Yeah, in that picture you can see some wrinkles in... Dec 15 2005, 05:44 PM Tian hi everyone,it is 0:51 at china,sorry I goto bed, ... Dec 15 2005, 05:54 PM pulsareus Can anyone source some LEDs for a project like thi... Dec 15 2005, 11:39 PM joe2000chevy QUOTE (pulsareus @ Dec 15 2005, 05:39 PM)... Dec 16 2005, 12:41 AM Tian QUOTE (pulsareus @ Dec 15 2005, 11:39 PM)... Dec 16 2005, 04:06 AM Unwin Can we see some pictures using your LED projector ... Dec 16 2005, 04:48 AM Mongals 放映机看起来... Dec 16 2005, 12:28 AM brainchild QUOTE (joe2000chevy @ Dec 15 2005, 07:41 ... Dec 16 2005, 02:53 AM zedrik yah...can we see some results.. Dec 16 2005, 06:48 AM Tian QUOTE (zedrik @ Dec 16 2005, 06:48 AM) ya... Dec 16 2005, 09:02 AM Tian QUOTE (zedrik @ Dec 16 2005, 06:48 AM) ya... Dec 16 2005, 09:10 AM carpow QUOTE (zedrik @ Dec 16 2005, 02:48 PM) ya... Dec 18 2005, 02:10 AM Orange QUOTE (carpow @ Dec 18 2005, 07:40 AM) Ne... Dec 18 2005, 07:18 AM mikelish That is pretty amazing Dec 16 2005, 10:23 AM GadgetSmith Is the 896LED board being used with the same 8.4... Dec 16 2005, 12:39 PM Tian QUOTE (GadgetSmith @ Dec 16 2005, 12:39 P... Dec 16 2005, 03:53 PM Rox did you measured the lumens output? do you plan on... Dec 16 2005, 03:02 PM Tian QUOTE (Rox @ Dec 16 2005, 03:02 PM) did y... Dec 16 2005, 04:10 PM skyfox I want a 17" version with 6000k
I dont se... Dec 16 2005, 05:27 PM Rox """"""""... Dec 16 2005, 06:16 PM pagercam QUOTE (Rox @ Dec 16 2005, 09:16 AM) ... Dec 16 2005, 09:18 PM mikyd1954 QUOTE (pagercam @ Dec 16 2005, 03:18 PM) ... Dec 16 2005, 09:38 PM joe2000chevy QUOTE (mikyd1954 @ Dec 16 2005, 03:38 PM)... Dec 16 2005, 09:40 PM mikyd1954 QUOTE (joe2000chevy @ Dec 16 2005, 03:40 ... Dec 16 2005, 09:47 PM Orange QUOTE (pagercam @ Dec 16 2005, 09:18 PM) ... Dec 17 2005, 09:01 AM pagercam QUOTE (Orange @ Dec 17 2005, 12:01 AM) Pa... Dec 17 2005, 09:30 AM Orange QUOTE (pagercam @ Dec 17 2005, 09:30 AM) ... Dec 17 2005, 09:51 AM Tian QUOTE (Rox @ Dec 16 2005, 06:16 PM) ... Dec 17 2005, 04:44 PM Orange QUOTE (Tian @ Dec 17 2005, 10:14 PM) rox,... Dec 17 2005, 06:07 PM brainchild Yes Rox is right about this. But this project is t... Dec 16 2005, 09:14 PM phutton If Tian only sells 896 led boards, then 4 boards s... Dec 16 2005, 09:46 PM phutton If you look at the web site it looks like there ar... Dec 16 2005, 10:01 PM mikyd1954 QUOTE (phutton @ Dec 16 2005, 04:01 PM) I... Dec 16 2005, 10:05 PM phutton Tian,
Where did you find the 7,000K color tempera... Dec 17 2005, 12:06 AM Rox QUOTE (pagercam @ Dec 16 2005, 10:18 PM) ... Dec 17 2005, 02:52 AM pagercam QUOTE (Rox @ Dec 16 2005, 05:52 PM) more ... Dec 17 2005, 08:59 AM Orange QUOTE (Rox @ Dec 17 2005, 02:52 AM) Anywa... Dec 17 2005, 09:17 AM pagercam QUOTE (Orange @ Dec 17 2005, 12:17 AM) LE... Dec 17 2005, 09:33 AM brainchild A lenticular array could help in this regard. Dec 17 2005, 04:23 AM Raymond Chiu Looks positive, I noticed that the LED's are l... Dec 17 2005, 09:02 AM Rox yes, I agree with the things are being said here. ... Dec 17 2005, 11:35 AM Rox new points on the calculation again;
the 13,5 can... Dec 17 2005, 12:44 PM Orange QUOTE (Rox @ Dec 17 2005, 06:14 PM) the 1... Dec 17 2005, 01:26 PM Rox aha. 90 candelas max average (lets say somewhere 6... Dec 17 2005, 01:33 PM Orange QUOTE (Rox @ Dec 17 2005, 07:03 PM) aha. ... Dec 17 2005, 01:45 PM Rox no, I am assuming a lot of things on my fast calcs... Dec 17 2005, 01:48 PM Orange QUOTE (Rox @ Dec 17 2005, 07:18 PM) no, I... Dec 17 2005, 02:04 PM Rox mmm If i were asked, I would say narrower the ligh... Dec 17 2005, 02:08 PM Orange Guys I just found a Mcd to Lumens conversion calcu... Dec 17 2005, 02:35 PM Rox ok but you are doing the mistake again, you are us... Dec 17 2005, 03:22 PM Rox QUOTE (Orange @ Dec 17 2005, 03:35 PM) So... Dec 17 2005, 03:33 PM Orange QUOTE (Rox @ Dec 17 2005, 09:03 PM) If yo... Dec 17 2005, 03:48 PM DAZZZLA I’ve just done some quick ray traces to see how th... Dec 17 2005, 04:10 PM Tian QUOTE (DAZZZLA @ Dec 17 2005, 04:10 PM) I... Dec 17 2005, 05:11 PM Tian QUOTE (DAZZZLA @ Dec 17 2005, 04:10 PM) I... Dec 19 2005, 05:15 AM skyfox what led's are u using superbright superwhite ... Dec 19 2005, 06:26 AM Tian QUOTE (skyfox @ Dec 19 2005, 06:26 AM) wh... Dec 19 2005, 06:39 AM Orange QUOTE (skyfox @ Dec 19 2005, 11:56 AM) wh... Dec 19 2005, 11:16 AM Rox I agree with you tian.
I know the leds directiona... Dec 17 2005, 05:14 PM Tian QUOTE (Rox @ Dec 17 2005, 05:14 PM) I agr... Dec 17 2005, 05:36 PM Tian this is a result picture with my first 192leds boa... Dec 17 2005, 05:48 PM Rox well lets see some terms:
lumens; this is how muc... Dec 17 2005, 06:32 PM Unwin I have seen LED's that are cut down versions o... Dec 17 2005, 07:58 PM mikla Just a question for Tian - did you try to remove a... Dec 17 2005, 11:56 PM Tian QUOTE (mikla @ Dec 17 2005, 11:56 PM) Jus... Dec 18 2005, 02:58 AM RymGB Tian and Carpow,
Great work guys, I hope you star... Dec 18 2005, 07:38 PM skyfox As a note there are alternatives to the standard L... Dec 19 2005, 06:36 AM mikla QUOTE (skyfox @ Dec 19 2005, 07:36 AM) As... Dec 19 2005, 08:22 AM Orange QUOTE (skyfox @ Dec 19 2005, 12:06 PM) As... Dec 19 2005, 11:24 AM Rox QUOTE (Tian @ Dec 19 2005, 06:15 AM) I th... Dec 19 2005, 12:32 PM Tian QUOTE (Rox @ Dec 19 2005, 12:32 PM) this ... Dec 22 2005, 10:38 AM Rox Ok after checking on the posts, I see the fresnell... Dec 19 2005, 03:56 PM DAZZZLA I split this thread and moved the posts that didn’... Dec 22 2005, 07:18 AM ewan Would it be a good idea to use a luxeon lens with ... Dec 24 2005, 05:12 PM Orange QUOTE (ewan @ Dec 24 2005, 10:42 PM) Woul... Dec 24 2005, 07:24 PM Todd This is very interesting, power consumption is spe... Dec 29 2005, 06:54 PM LaserLine Count me in too! Let me know when your 15... Jan 22 2006, 10:27 PM Tian sorry,everybody,I said sell it in 2006.1,but some ... Feb 28 2006, 02:20 PM Rox nice to know you meassured it, thanks tian. Feb 28 2006, 03:17 PM Tian QUOTE (Rox @ Feb 28 2006, 03:17 PM) nice ... Feb 28 2006, 03:42 PM Rox well, i estimated somewhere 80 projected lumens ba... Feb 28 2006, 03:52 PM Tian QUOTE (Rox @ Feb 28 2006, 03:52 PM) well,... Feb 28 2006, 04:01 PM elektron Can you tell me if your screen is to compare with ... Feb 28 2006, 07:49 PM Tian QUOTE (elektron @ Feb 28 2006, 07:49 PM) ... Mar 1 2006, 01:34 AM MichaelJ QUOTE nice to know you meassured it
yeah absolutel... Feb 28 2006, 09:53 PM johnzo1995 I think the 20-30 lumens out of the projector is r... Mar 1 2006, 03:39 AM yoshuaspawn Thats really cool you throw in the polarizer.
Is i... Mar 1 2006, 05:48 AM Tian QUOTE (yoshuaspawn @ Mar 1 2006, 05:48 AM... Mar 1 2006, 06:14 AM  |
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