driver choices

Hello from Michigan! Hopefully we will be req legal on Nov 6 which is when the big vote takes place. So in preparations I decided to start looking at designing a grow room. I have a beautiful spot in my basement. We have a shelter under our pourch. Put in as a tornado shelter but am going to...

Hello everybody. Since my electronic knowledge is very limited (mechanic by trade) I want to use forum power to answer my question: I bought 2 boards 308 pcs each of Samsung LM561C S6 leds. They are 22 s ,14 p , 2100mA max ,so they running 66V at 2100mA. I am going to wire them in series so...

Hi. Trying to get some sort a design together for my first LED build. I have a space of 1.2m X 3.6m to cover, or 4 feet by 12 feet for anyone working Imperial. I know tech is changing but I would like to stick to the Cree COB's as I know I can buy them in the UK with little or no hassle...

I am a NOOB , trying to get a parts list together for a DIY CREE 3500K OR 4000K CXB3590 build. Looking at an active cooled bar configuration, I'm starting off with 1 bar and will be adding more bars to it as time goes on. My question is what is the better all around setup for driver to cob...