The_Davster - 18-7-2010 at 00:19
http://blog.makezine.com/archive/2010/06/diy_liquid_nitrogen...
http://benkrasnow.blogspot.com/2008/08/diy-liquid-nitrogen-g...
peach - 27-7-2010 at 14:15
Ahh, filmed but the uber hot nerd Jeri Ellsworth; who is actually hotter now she's older than she was younger.
I would have been really interested in this, as I can't be bothered with the cost of renting an LN2 cylinder, but a helium cryocooler? That's not
really in the spirit of things.
Me
"Have you got a machined stainless steel molecular sieve nitrogen separator and the associated helium cryocooler I require for my project?"
B&Q
"Kitchen appliances are in isle 27."
Using a fridge pump does not = qualification under the rules of homebrew when a mandatory additional requirement is an exotic piece of physics lab
gear.
"I can get 10-11mBar!.... with my dry vane, turbo and ion pump..."
[Edited on 27-7-2010 by peach]