From: utzoo!decvax!harpo!duke!mcnc!unc!smb Newsgroups: net.space Title: Re: Russians in Radio Shack Article-I.D.: unc.3637 Posted: Wed Jun 30 14:35:29 1982 Received: Thu Jul 1 06:23:07 1982 References: ihuxn.162 Yes, the Foxbat used vacuum tubes, but I've seen speculation that that was deliberate, to give much greater protection against EMP (electro- magnetic pulse) from an atmospheric nuclear blast.