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post #1 of 2 (permalink) Old 01-09-2008, 10:13 AM Thread Starter
doomsday machine
 
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Join Date: Jun 2006
Location: Iowa
Posts: 3,971
   
handmade vaccum tubes

This is one of the coolest things I've watched in quite a while. It's 17 minutes long, but well worth it.

http://blog.makezine.com/archive/200...ccum_tube.html
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post #2 of 2 (permalink) Old 01-09-2008, 02:05 PM
meat popsicle
 
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Join Date: Jun 2005
Posts: 2,090
 
no idea what was going on in the last few mins but impressive
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