QUESTION: Can the Internet be used for monitoring of alarm signals? If so does it have a UL listing yet? ANSWER: The use of the Internet to monitor burglary and fire alarm signals has become an ...

ATLANTA — Pye-Barker Fire & Safety has acquired ABC Burglar Alarm Systems, which services security and alarm systems in Maryland and Virginia, strengthening its mid-Atlantic service offering. The ...

FAIRVIEW, N.J.--HSM increased its density in the Northern New Jersey and New York City market as a result of its Sept. 15 acquisition of Intruder Detection Systems. Terms of the deal were not ...

The circuit was designed to provide an alarm system against any form of burglary based on the operation of CMOS 4011 where a high output would only result when any of the input is low. The circuit was ...

The circuit was designed to illustrate the operation of an electronic keypad to be utilized in the burglar alarm system by having five keys as the security syntax. The circuit was designed to ...

The WallAlert Intrusion Detection System from RBtec Perimeter Security Systems detects vibrations caused by attempts to disturb solid structures including fixed warehouses, bank vaults, safes, and ...