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From the Brainiac channel

steve001

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Jun 3, 2007
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Brainiac reviews the Sanwu Tracer 20W power meter and the Lasertack LR2 Spectrometer using various lasers he owns.
 



Snecho

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Oct 2, 2019
Messages
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Holy $h!t! I've been looking for information on Sanwu's LPM.

This is badly needed information, thank you so much for sharing this!
 




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