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Tinker from Utube

 
Posts: 1400
Location: Verde Valley, AZ.
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great work by this guy, working on joule thief circuits, and air batteries.

http://laserhacker.com/

and a good tech guy here...

http://www.youtube.com/user/StifflerDr?feature=watch

These guys seem to be the leaders in experimentation, and also are willing to answer realistic questions.



and an exotic metals supplier

http://galliumsource.com/
 
This one time, at band camp, I had relations with a tiny ad.
Looking for cold-climate growers to join a GOOF livestream panel (Missoula)
https://permies.com/t/369111/cold-climate-growers-join-GOOF
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