From: Kirk B. <ki...@ka...> - 2004-01-13 04:54:49
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On Mon, 12 Jan 2004, Chuck Kimber wrote: > It actually turns out that I'm trying to finally finish up my basement > in the next couple of months. It's a never-ending project it seems. > I'm very interested in occupancy monitoring and I'm looking for a low > profile way of doing door perimeters next. I have looked on Radio > $haq's website (If you ask me "whose in charge of 'spellan'", I'm going > to slap you back two weeks.) I found the little reflective IR devices > someone mentioned in earlier posts. I like the idea of using this type > of perimeter device for bedrooms and main living areas, since many times > the door will already be open and will be more reliable than a door > opening/closing device in this situation. My thinking is, I still have > stud walls exposed, surely there is some type of similar > device/technology I could embed directly in the door frame by drilling a > hole straight through the door frame and on through the framing stud and > then run Cat 5, rg-6, or some other cable back to my wire closet where I > could plug it into MH with my weeders to detect a perimeter event. I've been looking for some sort of light-beam style "trip" sensor and have yet to find any (at least at Radio Shack and a few other similar stores). Where did you see this other reflective IR thing that you mention? Sorry that I can't answer your actual question ;) -- Kirk Bauer <ki...@ka...> http://linux.kaybee.org | www.autorpm.org | www.logwatch.org |