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Yeah, it's a lot of work! But the reward gonna be great! Patience you must have! About the heatsink, you are polishing them? I don't understand that part. I know that the COB need a flat place and i saw that SupraSL polish the heatsink... That means were the COB will be must be flat? And rest...

Man, you think in what i think before i think! Are you Jesus? Hahahaha! With this information i am secure that i can build something fine with security. Thanks very much seaslug you make me happy!

Thanks for the fast and demonstrative answer seaslug!! I study economy and don't understand nothing about physical :(.... Reading about parallel and series i understood what you said, you are f*** genius man! But, if i build a small panel with 10 XP-E R3 Red and 10 XP-E R3 Royal Blue, for one...

Hmm, now i understand! It's 72v (80v)! So i can put just one, in this case. But other question about electricity, i have bought some Cree XPE XP-E R3, the tension is 2,65v 3,6v but the ampère is 350mA-1A... so that mean that i can't put these to? Because i wanna run the 3590 in @1.4...

Hello there! My CXA3590 and MeanWell driver had arrived (2 or 3 month wating... here in Brasil we say that Aliexpress is a gift from distant past). I still reading and writing, now i know more about led driver efficiency but have some questions. In a MW hlg 120h c1400 i can put how much CXA...

Thanks seaslug!! Your information are very useful! I will read and them we talk about it!

I forgot to say, i am not a big consumer. I am plating because i dont want to make part of the drug trafic. I hope with this LED i can illuminate the area of 1,5 ft² with 1 or 2 plants.

Alo!

Hi Seaslug. I am from Brazil, and my english sucks! I am transalting the topic from SupraSPL "DIY LED with COB's - small medium and large grows. I will share in a portuguese forum, showing them how much late we are in this tecnology. Using only HPS and HQI we spend a lot of energy. The build...