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    The Chinese Quantum Board Knock Off Builds

    Thanks again,but.....wow!!!Please explain, 4x4 with 1000w fixture is not making the trick??! 1000w with 9bars of 232pc of 301b are not enough?!?!please explain me how not. Im on a 16cob cxb3070 fixture runing them at 0.7a (thanks to Groumau5) build myself,it covered an area of 5x5 and almost...
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    The Chinese Quantum Board Knock Off Builds

    First of all,thabks for reply.But i dont understsnt at all you math....not really. I mean your math says that 500w led in 1x1 meter (3x3) is at low end....and i thing thats not correct...500w for a 3x3 space should more than enough... So what u recommend for my 6x6 space?
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    The Chinese Quantum Board Knock Off Builds

    Hi to everyone,im actually reading the whole post,at least the last 100 pages. Thanks to you i realized how crap are Nalite and Ecospeed befire buying them.Thanks again. So im deciding wich setup should be better, i have an area to cover of 2meter x 2meter grow and flower. I think im going with...
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    COB efficiency Spreadsheets

    Hi!! thanks , looking at the characterization tool i see the cxb3070 at 0,7a the voltage is 33,72 so 33,72*8=269,76V and the driver HLG-185H-C700A 200.2W 700mA143-286V CC is up to 286V, so now yes i can run 8 cobs cxb 3070 at 0,7a. So now with that been told, 16 cob cxb3070 running at 0,7a with...
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    COB efficiency Spreadsheets

    Hi! im setting a 16 cxb3070 3000k or 3500k in a 4x4 tent they would be running at 0,7a equals 403,2w. One question about the driver HLG-185H-C700A ,could run 8 led runing at 0,7a? that would be: Each led 36v * 0,7 = 25,2w *8= 201,6w Total voltage is 36 * 8= 288v HLG-185H-C700A 200.2W...
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