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Electromagnetic Alarms Missoula MT

Local resource for Electromagnetic Alarms in Missoula. Includes detailed information on local businesses that provide access to Electromagnetic Alarms, keyless entry, garage door opener, driveway alarm, as well as advice and content on electromagnetic and electronic alarm system retailers and stores in your location.

Montana Lock & Security Inc
(406) 721-7100
1604 Wyoming St
Missoula, MT
 
Smart Tech
(406) 327-0044
9660 Summit Dr
Missoula, MT
 
Montana Security & Communications Inc
(406) 552-4253
2455 Dixon Avenue Suite No B
Missoula, MT
 
Eagle Satelite
(406) 214-3004
2347 South Ave W
Missoula, MT
 
Alert Security Assets Protection
(406) 728-1551
500 N Higgins Ave Ste 206
Missoula, MT
 
Action Services Llc
(406) 542-7651
725 Sw Higgins Ave Ste C
Missoula, MT
 
Interstate Alarm Company
(406) 728-4546
2426 River Rd
Missoula, MT
 
Eagle Home Improvement
(406) 721-3662
2347 South Ave W
Missoula, MT
 
Photoscan Northwest Inc
(406) 542-2083
2108 S Reserve St
Missoula, MT
 
Flathead Security And Alarm
(406) 755-4116
351 Helena Flats Rd
Kalispell, MT
 

Electromagnetic Detection

Most intrusion detection systems in use today utilize some form of electrical circuit running through wires, mechanisms, metalized tape or foil. If any part of the electric circuit running through two pieces of metal in the door locks or window lock mechanisms , or if a strip of metallic tape on the window glass is broken, it trips an alarm.

Circuits work well when an intruder attempts entry as one would expect, by opening a door or window. Burglars however, know how to use crowbars and other burglary tools to get through doors without disrupting these electrical circuits. In warm climate regions, houses may have thin walls, and entry can be gained by cutting through a wall. Tape or wire mesh in the wall would have to be torn or cut through to gain entry, thus tripping the security alarms .

Limitations occur in a circuit system because the gap or break can be bridged when the burglar breaks the tape or magnetic connection with a long wire or piece of metalized tape, prying open a door or window frame without setting off the alarm.

Magnetic Contact Circuits

Electromagnetic systems are often used on doors to apartment buildings and secure areas in government offices. They use a magnet in one sealed enclosure and a switch in another sealed enclosure and when the magnetic contact is broken, the alarm signal sounds.

In order to open a door protected with a magnetic door latch, a button has to be pushed by an attendant to allow the door to be opened by the visitor...

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