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Old 16-06-2014, 05:09 PM
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LightningNZ (Cam)
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Join Date: Oct 2011
Location: Canberra
Posts: 951
Quote:
Originally Posted by Amaranthus View Post
Pre-peltier days, they used to use dry ice to cool CCDs in professional astronomy. I know, I used to play with the leftovers as a kid!
While in university I'd stay on yahoo chat during the night while my friend at Mt John would pour fresh liquid nitrogen into the CCD cooling system there.
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