1.6kw diy cob

  1. DonBrennon

    Opinions please before I purchase COB's

    My aim is to do away with my 3 HID's currently in my 8x4 tent. I'm planning on building 4 separate lights which will run at around 250w each, but with the flexibility to go up to 400w if driven harder. Each light will consist of 2 x 1m long passive heat sinks connected with aluminium angle and...
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