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  2. List of sirens built by Alerting Communicators of America

    en.wikipedia.org/wiki/List_of_sirens_built_by...

    Produces 120 dB at 100 feet. Produces the 3 following tones: Alert, Attack (Wail) and Pulse (Coded damper needed for pulse signal). Cyclone 125: Electro-Mechanical 50 8/12 1980–1994 Omni Directional 125 dB at 100 ft. Produces 125 dB at 100 feet. Produces the following 3 tones: Alert, Attack (Wail) and Pulse (Coded damper needed for pulse signal).

  3. Emergency Alert System - Wikipedia

    en.wikipedia.org/wiki/Emergency_Alert_System

    On January 13, 2018 at approximately 8:07 a.m. HST, the Hawaii Emergency Management Agency (HI-EMA) mistakenly issued an emergency alert warning of a ballistic missile inbound threatening the region, which was claimed to be not a drill. 38 minutes later, it was announced by HI-EMA and the Honolulu Police Department that the alert was a false alarm.

  4. Emergency override system - Wikipedia

    en.wikipedia.org/wiki/Emergency_override_system

    The Local Access Alert (also known as Local Access System or Emergency Override System) is a system designed to warn radio stations, television stations, cable television broadcast feeds or satellite signals of impending dangers such as severe weather and other civil emergencies.

  5. Emergency alert: Users ‘scared to death’ after second alarm ...

    www.aol.com/emergency-alert-users-scared-death...

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  6. Mobile Emergency Alert System - Wikipedia

    en.wikipedia.org/wiki/Mobile_Emergency_Alert_System

    The Mobile Emergency Alert System (M-EAS) is an information distribution system that utilizes existing digital television spectrum and towers to provide information in emergency situations using rich media. The system can push text, web pages, and video to compatible equipment, such as mobile DTV devices.

  7. Emergency alert test – live: Government reveals why phone ...

    www.aol.com/emergency-alert-test-live-millions...

    Warning issued ahead of this week’s national emergency alert test. Alarm ‘could be sound that saves your life’, says government minister. 08:11, Andy Gregory.