Path: 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: <913@snjsn1.SJ.ATE.SLB.COM> <17794@cup.portal.com> Sender: news@tc.fluke.COM Distribution: na Organization: John Fluke Mfg. Co., Inc., Everett, WA Lines: 12 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)