Quote Originally Posted by Weezard
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Hmmm, Outdoor, skinny. Indoor, fat.
What can we deduce from dat?
Nice rhyme, but the answer is nothing; outdoor it takes at least twice as long.
But not in this case, because it looks like the one on the left has too little phosphor and tbh the one on the right doesn't look very happy either.

Of course leds have a great future, but this is not good enough.
Please don't shoot the messenger.:rambohead:

I can imagine the results would be great if you add intracanopylight and more blue (or UV ) would keep them smaller and bushier.
Bubbleblower Reviewed by Bubbleblower on . Calling out to Weezard for LED advice My friend, I've read your stuff here and at Steve F.'s site. I want to build a dedicated flowering lamp using Ledengin 15 watters. (4 reds, 1 blue, and possibly 1 warm white; LM 317's so I can tweak the ratios.) Essentially, a copy of your 4+1 cake pan lamp but built on a 4 x 18" finned heatsink so I can see what's going on under it.) If I were to post my picks for power supply, resistor ratings / values, etc., would you critique and perhaps offer some guidance? I have already purchased Rating: 5