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!tgr!edelheit@MITRE.ARPA From: edelheit@MITRE.ARPA (Jeff Edelheit) Newsgroups: net.micro.cpm Subject: Re: Environmental question.. Message-ID: <464@brl-tgr.ARPA> Date: Tue, 6-Aug-85 09:18:13 EDT Article-I.D.: brl-tgr.464 Posted: Tue Aug 6 09:18:13 1985 Date-Received: Wed, 7-Aug-85 03:49:20 EDT Sender: news@brl-tgr.ARPA Lines: 6 I think some work in this area was published by the Human Factors Society and, as I remember, the recommendation was for 60 db or less. I don't remember seeing any discussions regarding specific frequencies. Jeff Edelheit (edelheit@mitre)