• Here is a link to the full explanation: https://rollitup.org/t/welcome-back-did-you-try-turning-it-off-and-on-again.1104810/

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    Can any pros here help me figure ppfd specs on my huge 42 chip 3590 array?

    Crap. I see the tool don't have te CXB3590 in 3000k cb bin in 36 volt. I can probably just cut the current in half and use the 72 volt tool and get the same numbers?
  2. S

    Can any pros here help me figure ppfd specs on my huge 42 chip 3590 array?

    Thank both of you guys SOOOO much. I'll check that out right now!
  3. S

    Can any pros here help me figure ppfd specs on my huge 42 chip 3590 array?

    By the way. I use 140mm X 80mm pin fins with a 10mm deck height. I have ran my other array at up to 80w per chip and the sinks never got very warm. IR test on the sink @80w each they never run over 100 f. I used Arctic Silver 5 paste building both arrays.
  4. S

    Can any pros here help me figure ppfd specs on my huge 42 chip 3590 array?

    Hey guys. I'm pretty new here. I see lots of posts here about figuring the exact specs on many COB lights as far as efficiency, par watts and ppfd. Heres the deal. First I build a "small" 25 chip array in my 4.5'X4.5' room. Now after the amazing results I get with it I built a second array and...
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