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Couldn't help but notice they have a new ad on RIU. CXB 3590DB bin at $47 USD....$4 angelina XW... Looks like a good new source for parts

Lets build a 200w light Sometimes people can get lost in the crazy world of leds. This will be a meager attempt to help those truly interested in building their own high performance grow light The first build will be a standard 200w light. It can easily cover a 2' x 4' area. I'll do my best...

Semi auto radar for detecting people with mental disorders regarding leds Will serve to alert noobs of known offenders and unidentified new flaming objects Please disregard 99% of what they say. Although their is a little truth in every lie so proceed with caution. Please feel free to bump...

Any metalworkers out there know a good way to cut a section of heatsink? I have a skil saw and a table saw at my disposal. From what I've read a carbide tip blade with a finer tooth profile and cutting oil should cut through aluminum easily. I can see a table saw kicking it right back at me so...

Actually it's my save money and just buy minimal leds spectum test area. First up is a Cree CXA 3590 in 2700k Manufacturer Part No: CXA3590-0000-000R00AD27F Powered by a 1.05a 96w Inventronics dimmable driver. http://www.inventronics-co.com/upload/EUC-096SxxxDT(ST)_2013030703241121811.PDF...

Interesting article on leds. May help some decide how hard they want to push their leds. http://www.ledsmagazine.com/content/leds/en/articles/print/volume-9/issue-2/features/are-you-using-all-of-the-lumens-that-you-paid-for-magazine.html 2.3 million hours!?

Ordered a few leds and stars and was wondering if anyone knows of a good way to get it done. Have a griddle with a temp control...lol. Or maybe a flat top range? maybe some of that chipquik solder paste? any help would be appreciated, I'd hate to fry too many trying to figure it out.

Originally was posting on another site. Been preferring the led conversation here though so I thought I'd contribute a little. Made a DIY light with cree, Philips, ledengin, and exotic leds. So far been running well. Wish I had read all the DIY threads here first, probably would have set...