Optical smoke alarm uses MOC 7811 which is an optocoupler.The sensor designed for this device is based on the principle of scattering of infrared rays.The light coming from the light source passes ...

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The town of Colonie fire departments and the American Red Cross will host a free smoke detector giveaway and installation program.

A pair of hackers found that a vape detector often found in high school bathrooms contained microphones—and security weaknesses that could allow someone to turn it into a secret listening device.

Smoke alarm saves Curlewis man’s life A humble fire alarm has been credited with saving the life of a Bellarine man after a fire ripped through his double-storey home.

Maryland investigators are still looking into the cause of a raging fire at a home in Charles County that killed six people , including four children.

The London Fire Department (LFD) is taking a door-to-door approach to fire safety this summer, launching a new campaign aimed at making sure every home has a working smoke alarm.

Recently, a novel ultra-low power indoor localization system based on Zero-Energy-Devices (ZEDs) has shown promising results in ambient backscatter communication. While prior work has demonstrated ...