heat sink

So I've been reading up on heat pipes, which seem fairly simple to make and are well explained in this video. I noticed that baseboard heaters have a 3/4" copper tube with aluminum fins already on it and people are regularly throwing them out. You just need to buy some copper fittings, try...

Hey my dudes I don't know much and so here I am asking a few questions. I'm thinking of purchasing a 5x9 grow tent so first things first I guess that space will technically be reduced because I will have to leave space between the plants and the lights and also the lights them selves away from...

Like the title says I need help with these cobs that I am wiring. I thought I got everything wired up correctly but when I went and plugged it all in, Nothing. This is what I'm working with... HLG-320H-C1400B Driver 6- CXB3590 COB 36v- 3500K sets with thermal tape SST140 Passive Heatsinks...

Hello all, First time poster here. Long time reader. Been reading the forums for about 6 months now. Finally just went for it and ordered: 10 cxb3590 3000k 72v CB 2. Cxb3590 5000k 72v 6 mean well hlg -120h -c1050 I plan on running 2 per driver. So here are my noob questions: I have options...