Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site brl-tgr.ARPA Path: utzoo!linus!philabs!cmcl2!seismo!brl-tgr!ron From: ron@brl-tgr.ARPA (Ron Natalie ) Newsgroups: net.dcom Subject: Re: Packetized Voice Message-ID: <10848@brl-tgr.ARPA> Date: Mon, 20-May-85 15:41:55 EDT Article-I.D.: brl-tgr.10848 Posted: Mon May 20 15:41:55 1985 Date-Received: Tue, 21-May-85 04:50:21 EDT References: <416@wdl1.UUCP> <1294@ecsvax.UUCP> Organization: Ballistic Research Lab Lines: 17 > I was under the impression that packet voice was used in cellular > telephone systems that are going up in some major cities. My > understanding (which may well be way wrong) is that small, low power > radio exchanges serve little "cells" of a city, with voice being > packetized over the air to allow relatively narrow use of the frequency > spectrum and time-base multiplexing. Does anybody have any information > on cellular radio phone systems that would confirm or contradict this? True, except for packeting. Just uses conventional audio. The neat part is the electronics for selecting and switching off between the 666 channels and from cell to cell. You can listen to Cellular telephone calls with a conventional FM receiver tuned the appropriate frequency (or as some one else on the net pointed out, you can use certain video tape recorders). -Ron