CobKits
Well-Known Member
well of course thats 2.6-2.8 with a driver, and youre running the $100 boards at 25-50WI'll stick with the 2.8-2.97 from chilled LED
rahz is at 2.7 system level (i believe) with driver and reflector losses... at $2.30/W assembled so hes right there with chilled who is $2.25-$4.25/W in parts alone