I was looking at the recent threads about the lupine wilma and I can't see how they heatsink their LED's. This got me to thinking about the best way to heatsink LED's. Some people use the housing as a heatsink while others sick a heatsink on the back of the LED.
What ways work and what ways fail?
Mtbr's 2016 Winter Biking GearReviews and Roundups
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Thread: Heatsinking DIY lights