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check out growers choice 1000W fixture.

msrp @ $299 including lamp from gc. pretty competitive pricing if the quality is solid. not sure about their lamps. Anyone tried yet?

You mean running 315W CMH lamp under 630W power? Man, something is gonna happen for sure. If you want a single lamp 630 cmh , check out grower's choice

I asked them once about the led chip they use and they refused to tell me. but i know for sure the diodes they use is 3w epistar...

these are some designs that my company does for other lighting applications. that makes me think if I somehow combine the heatsink and this light bulb cover together, should be great for DIY 3590 COBs.

Thank you for your reply. That's why I came to here to ask people for advises, new ideas. Maybe one day if I have that much of time, I will go back to school to learn all the physics I needed to create a world class high tech heat sink for CPUs. But today, im just trying to make a Curved...

Hi Mark, What's the material of the heat sink?

Hi guys, I am working on designing my own heat sinks for 3590. Attaching is a pic of 5.886'' From HeatsinkUSA with my poor unprofessional drawing. Any comment or advice is very much appreciated. 1-2: Good or Bad to add the short curve reflector thing on the side? The idea is to prevent the...

very disappointing.

Any growers result? Are they Chinese made or US made? I notice they don't use secondary lens, good or bad?

guess what the final yield?

Hi Guys, Not sure if its ok to post here. Forgive me if I am at the wrong place. One of my good friend in the City of Industry, CA is starting a Led Grow Light company and looking for Sales and other associates. If anyone would like to pursuit a career in led grow lights, you can inbox me and...

Short period of UVB is good for plant, however if the time is too long, the plant will be buried/damaged. I am actually in the middle of developing a LED light Bar which is used as supplement light on the side, which contains 70% UVB and 30% Red.

Hi Guys. I am designing a LED grow light side bar product as a supplement lighting. Lets say the purpose of this product is to use it during the final 2-3 weeks of the flowering phase as a boost. How would you design the spectrum? Product should have a output of 40-60w. I have people telling me...

thanks

Hi Guys. I am designing a LED grow light side bar product as a supplement lighting. Lets say the purpose of this product is to use it during the final 2-3 weeks of the flowering phase as a boost. How would you design the spectrum? Product should have a output of 40-60w. I have people telling...