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I wasn't me congrats to whom ever won better luck next time

Thanks I just got in the Nick of time, Good luck Crew . Thanks George

Agreed, I never considered that the lumen output was low, I just saw 100 watts lol took that hook LINE n sinker .well It costed me a few bucks but gotta charge that to the game. I will deff consider something way better I was just doing a proof of concept kinda run to see if I could figure it...

18.3% efficient ? I grabbed the wrong side im guessing.. I thought it was the larger because they weren't being pushed hardly.. 6- 34V China @ .550ma (18.7w ea) 2-80-130v Drivers @ .550ma 112.2w Dissipation 91.7 Heat Watts 10.25 Par 2ft² = 461 PPFD? hope this is it, and thanks again for the...

Ok would this be it, given the products mentioned above. 83.3% Eff 6-34v [email protected] (18.7 W ea) 2-80-130V drivers @.550ma 112.2 Dissipation 19 Heat Watts 93.2 Par 2ft² = PPFD 2097 Yey or neh and be brutal. lol.. side question how do u post (ft²) the little 2 I had to copy n paste lol.

Awesome I knew I was doing something wrong. Thank u. On the No data sheet I was meaning like non cree leds. I have a hand full of china ones that don't have great data sheets but are pretty general Example 100 W warm White input voltage 30-34 Vdc power: 100W Input Current 3000ma luminous...

Thank You Bobby G, Its making sense but im using an example by supra and im missing on the Par calculation @45.7% 83.63/183 understood (2) CXB3590 3500K CD 36V @ 2.5A (91.65W ea) $95 Off of spreadsheet ( question, what if no spreadsheet avail) (2) HLN-80H-36A $90 183 dissipation W -> 99.37W...

Thanks for the reply, I Looked over quite a few pages on the thread, and now faced w new Questions. I was reading a different post by SupraSPL where he gave a few scenarios of cobs w drivers and that helped a lot but also brought out questions. Now I know im missing something on the math and I...

Ok first off I know there is a search button and I have been scouring for answers on a limited internet connection, so I decided to ask my brothers in arms to rescue me. Be gentle lol.. I'm sure the answer is here in like page 122 in some thread. Well I'm having a bit of confusion on drivers...

Fantastic grow, I know I'm late but it was great read.congrats

Hello all, looking to learn and expand my current knowledge. Best wishes to all. I will have questions thanks ahead of time