Urban POTA in Downtown San Francisco, So Many Building, So Many RF
Obstacles, and So Much Fun!
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I found a new operating location in downtown San Francisco that combines
the Butterfield National Historic Trail and the Pony Express National
Historic...
1 hour ago
It's a Faraday motor! Faraday's original motor was a bit different because he didn't have access to small batteries. He also used a jar of mercury as a conductive material (though I think salt water can be substituted). A quite attractive looking recreation: http://www.dailymotion.com/video/xek6ka_james-dyson-demonstrates-michael-fa_tech
ReplyDelete-W7WWA
thats real work ??
ReplyDeletewow i will try