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Electromagnetic Alarms Albany OR

Local resource for Electromagnetic Alarms in Albany. 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.

Circle Alarms Inc
(541) 754-1567
850 Northwest 4th Street
Lebanon, OR
 
City Of Lebanon Police Department
(541) 451-1751
40 E Maple St
Lebanon, OR
 
Pro-Tech Alarms Inc
(541) 926-4622
811 Pacific Blvd SE
Lebanon, OR
 
Valley Merchant Police Inc
(541) 928-9355
3111 Santiam Highway Southeast
Lebanon, OR
 
Eagle Security Systems Inc
(503) 391-9904
PO Box 4531
Salem, OR
 
Dane Security Systems Inc
(541) 359-3167
120 Cleveland Street
Lebanon, OR
 
Circle Alarms
(541) 754-1567
850 NW 4th St
Lebanon, OR
 
Professional Security
(541) 451-1330
8955 2 St
Lebanon, OR
 
Alarm Northwest Tech
(503) 363-1486
2798 Nehalem St S
Salem, OR
 
Epic Sound & Security
(503) 371-3670
4805 Pullman Ave Se
Salem, OR
 

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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