Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!rutgers!apple!oliveb!pyramid!lll-winken!uunet!snjsn1!bilbo!greg From: greg@bilbo (Greg Wageman) Newsgroups: sci.electronics Subject: Re: wireless electricity Message-ID: <934@snjsn1.SJ.ATE.SLB.COM> Date: 3 May 89 22:33:38 GMT References: <913@snjsn1.SJ.ATE.SLB.COM> <17794@cup.portal.com> <5040@tekgvs.LABS.TEK.COM> Sender: news@SJ.ATE.SLB.COM Reply-To: greg@sj.ate.slb.com (Greg Wageman) Distribution: na Organization: Schlumberger ATE, San Jose, CA Lines: 30 In article <5040@tekgvs.LABS.TEK.COM> jackg@tekirl.LABS.TEK.COM (Jack Gjovaag) writes: >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). >> ^^^^^^^^^^^^ > >Nope again. Galena (a lead/sulpher compund) Yes, galena is correct. Later "experimenter's" kits replaced the crystal and catwhisker with a glass-encased germanium diode, but I was talking about the original. It's been a while since I used my crystal set. I'm into high-tech now. You know, triodes and superheterodyne. :-) Longish .signature follows. Skip now, or don't complain. Greg Wageman DOMAIN: greg@sj.ate.slb.com Schlumberger Technologies UUCP: ...!uunet!sjsca4!greg 1601 Technology Drive BIX: gwage San Jose, CA 95110-1397 CIS: 74016,352 (408) 437-5198 GEnie: G.WAGEMAN ------------------ "Live Free; Die Anyway." ------------------ Opinions expressed herein are solely the responsibility of the author.