Article View: ne.general
Article #1275Re: Home Alarm Systems
From: Brian 'Doc' O'Neill
Date: Tue, 05 Jan 1993 21:27
Date: Tue, 05 Jan 1993 21:27
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In article <EVERETTM.93Jan5135902@noman.Cayman.COM> everettm@Cayman.COM (Mark Everett) writes: >In article <7567@bigbird.hri.com.hri.com> limey@hri.com (Craig Hughes) >writes: > I know someone who has an ADT security system in their home. > Apparently cutting the phone line will cause the alarm to be > activated, and the monitoring station to be notified. Does anyone > know how this is done? Obviously it can't be done via the phone > line! > >I don't believe this is correct. There is some sort of telephone line >override device that precludes taking the phone off the hook, thereby >preventing dialing, once the alarm has been activated. But I think if >someone cuts the lines and then breaks in, the alarm company will not >be notified unless they get lucky and are doing a regular status check >by dialing up the alarm system. Even then, they may consider it a >telephone problem. > I believe it is possible. The monitoring system would simply monitor the phone line. Loss of signal on the line would cause the system to notify ADT via other means, such as a cellular connection or microwave link. Even if it is just a phone line problem, it would at least notify _someone_ that the phone is out of order. I know people who have gone days without knowing their phone didn't work... ======================================================================= Brian O'Neill - Systems Manager, Computer Science (508) 934-3645 University of Massachusetts at Lowell Internet: oneill@ulowell.edu Moderator, comp.binaries.ibm.pc
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Newsgroups: ne.general Path: arc1-ca.pugleaf.net!sparky!uunet!noc.near.net!news.bbn.com!ulowell!cs.ulowell.edu!oneill From: oneill@cs.ulowell.edu (Brian 'Doc' O'Neill) Subject: Re: Home Alarm Systems Message-ID: <C0EGyH.A1E@ulowell.ulowell.edu> Sender: usenet@ulowell.ulowell.edu (News manager - ulowell) Organization: University of Massachusetts at Lowell Computer Science References: <1ibumnINNhgr@thor.genrad.com> <7567@bigbird.hri.com.hri.com> <EVERETTM.93Jan5135902@noman.Cayman.COM> Distribution: ne Date: Tue, 5 Jan 1993 21:27:52 GMT Lines: 30