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The alarm transmission methods covered under UL 365 can be categorized under standard line security or encrypted line security. The systems are required to operate within the limits of Class 2 remote control and signal circuits as defined by the National Electrical Code, NFPA 70.
Alarm.com was founded in 2000 as part of MicroStrategy's research and development unit and launched an interactive security program that enabled remote monitoring and arming for a disarmed security system in 2002. The company has developed its platform to include smart home and business software that incorporates video monitoring, energy ...
In addition to the system itself, security alarms often offer a monitoring service. In the event of an alarm, the premises control unit contacts a central monitoring station. Operators at the station take appropriate action, such as contacting property owners, notifying the police, or dispatching private security forces.
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ADT began to expand into new areas, such as fire alarms and security alarms, between 1910 and 1930, but was kept separate from AT&T's Holmes alarm business. ADT became a publicly traded company in the 1960s. [12] In 1964, ADT was found to be a monopoly in restraint of trade. It was shown to provide almost 80% of the central station alarm ...
Monitronics International was founded in Dallas in 1994 to provide alarm monitoring services to U.S. customers and businesses, as well as financing, technical training and product solutions [clarification needed] to dealers within the industry. [3] It was funded mostly by ABRY Partners until it was sold to Ascent Media in December 2010. [4]
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