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Electromagnetic Alarms North Platte NE

Local resource for Electromagnetic Alarms in North Platte. 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.

North Platte Fire Equipment Co
(308) 532-2633
902 E 7th St
North Platte, NE
 
Nebraska Safety & Fire Equip
(308) 534-7833
111 W 6th St
North Platte, NE
 
Kendrick Industries LLC.
(402) 510-7152
5707 S 157th St
Omaha, NE
 
Progressive Automotive
(402) 466-4505
3711 Adams St
Lincoln, NE
 
DB Mobile Extreme Car Audio
(308) 293-2616
304 E Railroad St
Kearney, NE
 
Platte Valley Fire & Equipment
(308) 532-6033
321 Rodeo Rd
North Platte, NE
 
ADT Independant Dealer/Webco Security
(402) 339-0655
10715 Mockingbird Dr
Omaha, NE
 
American Guardian Security Inc
(402) 345-6920
1941 S 42nd St
Omaha, NE
 
Control Services Inc
(402) 339-4344
5712 S 85th Cir
Omaha, NE
 
A C Technologies LLC
(866) 381-5802
513 W 3rd St
Grand Island, NE
 

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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