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  2. Civil defense siren - Wikipedia

    en.wikipedia.org/wiki/Civil_defense_siren

    Readiness alarm (Beredskapslarm): a 5-minute pattern of 30 second tones separated by 15 second gaps. Used when an imminent danger of war is present. Air raid alarm (Flyglarm): a 1-minute pattern of 2 second tones separated by 2 second gaps. Sent when the threat of an air attack is imminent.

  3. Bridge navigational watch alarm system - Wikipedia

    en.wikipedia.org/wiki/Bridge_navigational_watch...

    Stage 2: When a confirmation signal fails to occur within 15 seconds in Stage 1, an alarm will sound on the bridge, and if there is still no confirmation signal after a further 15 seconds, in the captain's and the first officer's cabins. [2] One of them must then go to the bridge and cancel the alarm.

  4. Emergency Broadcast System - Wikipedia

    en.wikipedia.org/wiki/Emergency_Broadcast_System

    Next, the Attention Signal was transmitted. Prior to 1976, primary stations would turn their transmitters off for five seconds, back on for five seconds, off for five seconds more, then go back on air and transmit a 1000 Hz tone for 15 seconds to alert secondary stations, as was used by predecessor CONELRAD.

  5. Fire alarm notification appliance - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_notification...

    From NFPA 72, 2002 Edition: “7.4.2.1* To ensure that audible public mode signals are clearly heard, unless otherwise permitted by 7.4.2.2 through 7.4.2.5, they shall have a sound level at least 15 dB above the average ambient sound level or 5 dB above the maximum sound level having a duration of at least 60 seconds, whichever is greater ...

  6. 2018 Hawaii false missile alert - Wikipedia

    en.wikipedia.org/wiki/2018_Hawaii_false_missile...

    [15] [16] [19] At 11:45 a.m. on January 2, 2018, the state conducted its monthly test of the civil defense outdoor warning siren system including the sounding of a one-minute Attention Alert Signal (Steady Tone) followed by a one-minute Attack Warning Signal (Wailing Tone). [20] There was no exercise or drill accompanying the test. [20]

  7. The best toys of 2024 - AOL

    www.aol.com/lifestyle/best-toys-2024-202917064.html

    With an average game play time of 15 minutes and silly challenges like having to play air guitar, this is a board game that the whole family will love. $15 at Amazon Amazon

  8. Doomsday Clock - Wikipedia

    en.wikipedia.org/wiki/Doomsday_Clock

    The Clock was moved to 150 seconds (2 minutes, 30 seconds) in 2017, then forward to 2 minutes to midnight in 2018, and left unchanged in 2019. [6] It was moved forward to 100 seconds (1 minute, 40 seconds) in 2020, [ 7 ] 90 seconds (1 minute, 30 seconds) in 2023, [ 8 ] and 89 seconds (1 minute, 29 seconds) in 2025.

  9. Adrien Brody reveals 'personal connection' to 3½-hour epic ...

    www.aol.com/adrien-brody-reveals-personal...

    NEW YORK – Adrien Brody is back with a career-best performance. Twenty-two years after his Oscar-winning turn in “The Pianist,” the 51-year-old actor could very well pick up a second golden ...