Re: Putting together a home alarm system
Michael Lake <[email protected]>
| Newsgroups | gmane.org.user-groups.slug.chat |
|---|---|
| Message-ID | <[email protected]> |
Gonzalo Servat wrote: > I've pondered the idea of creating a home alarm system. .... > I thought the easiest way would be to get a reed and put it on the door, > and then hook it up to a Linux box ... door | |\ | \reed lying against the door +------------ floor When the burgular opens the door the reed will fall over and lie flat on the floor. This method was probably used in ancient Egypt. Now how to make a detector that detects the fallen reed. OR the modern way is to buy a reed switch and a magnet and wire it up to a circuit that will trip when the switch actuates. :-) Mike -- Michael Lake Computational Research Centre of Expertise Science Faculty, UTS Ph: 9514 2238 -- UTS CRICOS Provider Code: 00099F DISCLAIMER: This email message and any accompanying attachments may contain confidential information. If you are not the intended recipient, do not read, use, disseminate, distribute or copy this message or attachments. If you have received this message in error, please notify the sender immediately and delete this message. Any views expressed in this message are those of the individual sender, except where the sender expressly, and with authority, states them to be the views of the University of Technology Sydney. Before opening any attachments, please check them for viruses and defects. Think. Green. Do. Please consider the environment before printing this email. -- SLUG - Sydney Linux User Group Mailing List - http://slug.org.au/ Subscription info and FAQs: http://slug.org.au/faq/mailinglists.html