Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.1 6/24/83; site druxu.UUCP Path: utzoo!linus!philabs!cmcl2!floyd!clyde!ihnp4!drux3!druxu!dea From: dea@druxu.UUCP (Allen) Newsgroups: net.aviation Subject: Re: IFF query Message-ID: <723@druxu.UUCP> Date: Fri, 23-Sep-83 10:15:40 EDT Article-I.D.: druxu.723 Posted: Fri Sep 23 10:15:40 1983 Date-Received: Mon, 26-Sep-83 00:24:10 EDT Organization: AT&T Information Systems, Denver Lines: 8 The IFF, (Identification,Freind or Foe) is primarily a transponder system that sends out a code sequence from the aircraft to ground stations. Having worked on this equipment in the Air Force, I can assure you that the equipment, the codes, and the frequencies are all Top Secret and very sensitive to national security.