Re: wireless electricity

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Article #21337

#21337

From: Norm Strong
Date: Thu, 04 May 1989 14:25

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In article <17794@cup.portal.com> ISW@cup.portal.com (Isaac S Wingfield) writes:
}Greg Wageman writes:
}
}Hmm, I guess you must be too young to remember crystal radios?  These
}were radios that used a diode (originally, a germanium crystal and a
}                                             ^^^^^^^^^
}Nope. Iron pyrites (fool's gold).

We called it galena, and it was lead sulfide. 
-- 

Norm   (strong@tc.fluke.com)

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References: <gYJRpyy00WB-E57Uwj@andrew.cmu.edu> <913@snjsn1.SJ.ATE.SLB.COM> <17794@cup.portal.com>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!cornell!uw-beaver!ssc-vax!fluke!strong
From: strong@tc.fluke.COM (Norm Strong)
Newsgroups: sci.electronics
Subject: Re: wireless electricity
Message-ID: <8078@fluke.COM>
Date: 4 May 89 14:25:30 GMT
References: <gYJRpyy00WB-E57Uwj@andrew.cmu.edu> <913@snjsn1.SJ.ATE.SLB.COM> <17794@cup.portal.com>
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