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Old 04-03-2013, 04:09 AM
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daplatapus daplatapus is offline
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Quote:
Originally Posted by byee View Post
Who/where did you buy your heatsink and end caps from for the LED's?

I'm considering the heatsink from LED group buy but can't justify paying $4 per inch. I'm hoping the one you're using is significantly cheaper.

Thanks!
Sorry to break it to ya, but ya, these are the LED group buy heatsinks from makersled. Keep in mind that with that price you get all the mounting screws, heatsink, splash guard and cooling fan. It's still on the pricey side, but it's clean and no tapping needed. The top of the heatsink is channeled for a 5/16" nut so hanging is clean and easy. I originally went this way so I could fool around with 1 - 18" fixture, try several things out, and still just loosen off the screws and move the LED's around, change spectrum etc. Then when I had all the bugs worked out duplicate it on 2 more for my 6' tank.

Quote:
Originally Posted by ScubaSteve View Post
Dom! It's to finish these lights bud! I'm doing a a PhD and running a business and I finished back in February
LOL, I know, eh? I run my own business too, and it's been totally crazy. Never fails, feast or famine.
Good to hear you're happy with your rig. I'm running my 3-up's on 2 channels (RB's and NW's) but my OCW's on just one. I'm happy with it so far.

Quote:
Originally Posted by Chatouille View Post
Everything looks good, but my red's don't *pop* quite as much as I'm used to. (under MH, with T5 supplementation) I used all Luxeon Rebels, (RB, B, NW, WW, 420 nm violets) but just ordered some Cree's from Milad to play with to see if it helps. If I can get the red to really *pop* like everything else, I'll be happy.
On my 20 gal cube I've got the 425nm TV's as well and I'm pretty happy with them. Can't say they make the red's pop though. On my new lights I got 3 TV per heatsink that go into the 405nm. Not sure that'll make any difference, but I thought I'd try them out.
There's a guy on UKreefs that had issues with his screen doing weird things too with a cable on his screen. I read he had it figured out and was running a 24" cable (I think), but I can't remember how he fixed it. Something to do with his connections not giving a good enough contact or something.

I had a little bit of time tonight and got the LED's of 1 heatsink screwed down and ready for wiring. I might get the other screwed up tomorrow.

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