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Electromagnetic Alarms Anchorage AK

Local resource for Electromagnetic Alarms in Anchorage. 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.

Simplex Grinnell
(907) 561-1911
5430 Fairbanks St
Anchorage, AK
North Star Locksmith
(907) 279-2154
113 W Northern Lights Blvd
Anchorage, AK
A Plus Security
(907) 868-1800
4134 Ingra St
Anchorage, AK
Frigid North Co
(907) 561-4633
3309 Spenard RD
Anchorage, AK
Ats Alaska
(907) 868-5100
139 E 51st Ave
Anchorage, AK
Action Locksmiths & Security
(907) 243-0216
511 E Northern Lights Blvd
Anchorage, AK
Guardian Security Systems Inc
(907) 274-5275
2600 Seward Hwy
Anchorage, AK
907 Auto Sports Inc
(907) 222-0700
5401 Cordova St Ste 102
Anchorage, AK
Able Locksmiths Inc
(907) 276-4147
511 E Northern Lights Blvd
Anchorage, AK
Action Locksmiths & Security
(907) 248-3785
2430 Cinnabar Loop
Anchorage, AK

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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