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Workbook » General

Archive for the 'General' Category

Snake-Catcher Screwdriver

Thursday, February 3rd, 2005

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Don describes a modified “snake catcher” screwdriver in his light engine build notes [qv]. A small notch in the blade of the screwdriver allows one to wrange the wire into position, then hold it in place for soldering. I took a standard (non-reinforced) Dremel cut-off wheel and sliced a notch in a cheapo […]

Luxeon Clone

Sunday, January 9th, 2005

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Today I received some samples of a new Chinese-made clone of the Lumileds Luxeon LED.

The clones are easy to identify when they are mounted on the star heatsinks, as the solder pads are flatter, the heat sink itself is a much lighter metal, and there is no binning or model number marking on the back, […]