Columnist Roy Pollack challenges professionals to test their knowledge in the latest 5 Minute Tech quiz.

ADT Commercial announced its purchase of Alliant Integrators, Louisville, Ky., a provider of commercial fire alarm detection, installation, inspection and maintenance services in the Kentucky and southern Indiana region.

Columnist Roy Pollack challenges professionals to test their knowledge in the latest 5 Minute Tech quiz.

Nortek Security & Control LLC has introduced two new 2GIG smoke/heat/freeze detectors designed to detect fire issues earlier and recognize smoke from common synthetic materials. . .

NAPCO Security Technologies’ new optional dealer tool for its cellular communicator line — the StarLink signal strength tester — enables dealers to quickly perform a site survey test of the protected premises to identify the optimum installation and mounting location for any StarLink cellular communicator, using an easy visual LED signal strength indicator.

Telguard’s two new power product lines — the TG-UPS power supply and the TG-PP power protection lines — support residential and commercial installations.

System Sensor announced the availability of low frequency (520 Hz) sounder and sounder strobes.

COSEC VEGA FAX, an advanced door controller, has a 3.5-in. TFT display with capacitive touchscreen interface for events, news/messages and other information. It can store up to 9,600 fingerprint templates and 5,000,000 events.

Edwards, a provider of life safety and emergency communication solutions, has put out a video explaining the changes coming to commercial smoke detector tests — specifically UL 268, 7th edition.

A recent action was filed in the United States District Court of Nevada where the plaintiff, owner of a building, entered into a contract with the defendant alarm company’s predecessor for security services at the building, including monitoring alarms and dispatching responses to alarms. The contract was apparently subsequently assigned to the defendant alarm company.