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4hv.org :: Forums :: General Science and Electronics
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Laser power control - help me design a servo attenuator

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hboy007
Thu Mar 08 2012, 03:09PM
hboy007 Registered Member #1667 Joined: Sat Aug 30 2008, 09:57PM
Location:
Posts: 374
 		we cleaned the heat exchanger today, lots of greenish toothpaste-like residues. The heat exchanger itself is a real masterpiece of engineering: there is just one u-shaped channel milled into the base block. Kinda disappointing...
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