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I have 12 HLG QB 288 rpecs to make 2 fixtures. 3 of the 12 boards are clearly a earlier version with all the white diodes the same kelvin. The other 9 boards have a mix of white diodes. Is that going to be problem in parallel? I am doing 6 boards per driver so keeping the 3 boards on their own...

what options are there for parallel, hlg 600A 54v, i guess b version is not enough volts? If i use the A version for 6 boards couldnt i turn it wide open and be fine or do i need to measure as i adjust? what driver are they using now on the factory scorpion diablos?

I have been using straight 3000k strip light in one room and QB with red in another for years. In my situation at least there is no difference in quality, yield, or most importantly potency. I have done same plant in both at same time, different plants in each then switched up. If anyone else...

I have been using the 1inch by 1inch for along time at around 60 watts, i would like to use the 1 by .5 on next light at 50 watts. Has anyone tested to see if they can handle 50 watts?

I go through the pre wired pots from rapidled every 4 to 6 months. Has anyone found one that lasts? I have a actual dimmer that are used in home outlets that has lasted for couple yrs on a veg light, im going to have to get 5 of them if i dont find some alternative. I remember someone had same...

Im actually making 2 20strip lights, i had planned on using 1 hlg600 48 per 20 strips at 625ma. I only fool with lights every 4 to 5 yrs and by then i have forgotten what i used to know so if any of you more knowledgeable people have better alternative i would love to hear it. If its the best...

On the input section of datasheet it says Max # of psus on 16a circuit breaker .....1 unit on btype breaker and 2 on a ctype breaker. If its 3.3A/230 and 2 would only be 6.6A why would 16a breaker not be enough? I just went and checked breaker i planned to run 2 off of and its a 30A so im ok...

I have been using 3590's for a long time, i got them from cutter way back when they first came on market. If cobkits read this i got first 20cobs right before he opened business, and 6 from cobkits a few weeks after he opened. Im guessing 4 maybe 5yrs. Out of the 26 cobs one set of five seems...

I have been running four Pairui 250s with 20cobs for about 6 weeks with no trouble. They were fine last night when lights came on, but this morning one looks like it is dimmed way down. I did raise the light last night but it was running fine after i raised it. I soldered the DC side at the...