Archive for date: May 29, 2011

Speleogroup’s cool LED headlamp design

May 29, 2011 | diy, electronics, My Projects | By: Mark VandeWettering

Fellow hacker Mike Cowlishaw tweeted me a reminder that he had worked on a design for a spelunker’s headlamp that used Luxeon LEDs, and had excellent high performance. I remember that I listened to a talk about this design, but at the time, I wasn’t saavy enough in electronics to grasp the details, and it […]

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