Why red and blue LED grow lights never took off
Anyone who has been growing plants for a while has probably seen a chart showing the absorption profile of chlorophylls A and B, as shown in the image below. From…
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DIY Warm white LED lamp PAR measurements, not so exciting after all!
If you read my last few posts about DIY LED lamps built using 150W warm white LED cobs (which do not require an independent driver) you might have been excited…
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Building your own DIY high power LED lamp: Part One
It is no mystery that LED technology has evolved greatly during the past several years. We are now up to the point where anyone can buy LED lamps to replace…
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