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  2. Chrysler Air-Raid Siren - Wikipedia

    en.wikipedia.org/wiki/Chrysler_Air-Raid_Siren

    Siren at the Walter P. Chrysler Museum in 2011. The Chrysler Air Raid Siren is an outdoor warning siren produced during the Cold War era that has an output of 138 dB(C) at 100 feet. It was known as the Chrysler Bell Victory Siren during its first generation, which was between the end of World War II and the fall of the Berlin Wall. It is ...

  3. List of sirens built by Alerting Communicators of America

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

    The total wattage is 7200 watts. They were configured with three rows of horns, each row having eight horns around. These sirens were used in the Oak Ridge, TN siren system, and are not known to be installed elsewhere. AL-1000/AL-2000 Electronic none none 1984-1995 Omni/uni Directional dB rating depends on model. A small industrial siren.

  4. List of civil defense sirens - Wikipedia

    en.wikipedia.org/wiki/List_of_civil_defense_sirens

    Chrysler Air-Raid Siren; Sentry Siren; SiraTone; Decot; Heath Siren This page was last edited on 20 February 2025, at 19:46 (UTC). Text is available under the ...

  5. Civil defense siren - Wikipedia

    en.wikipedia.org/wiki/Civil_defense_siren

    Belgium used to test its air raid sirens every first Thursday of the trimester (three-month period). Sirens are Sonnenburg Electronic sirens. When the air-raid sirens are tested, the message proefsignaal or signal d'essai is broadcast every time the sirens sound. There are 540 sirens all across the country. [30]

  6. Federal Signal 3T22 - Wikipedia

    en.wikipedia.org/wiki/Federal_Signal_3T22

    A 3T22A is three phase, while a 3T22B is single phase. The siren was mainly used for air raid warnings during the Cold War era and weather warnings after the war. In the early 1990s, the siren's production was stopped when it was replaced with the newer 2001-SRN, which can reach 126db (also measured 100 feet away), hence the name.

  7. Federal Signal Corporation - Wikipedia

    en.wikipedia.org/wiki/Federal_Signal_Corporation

    By the 1950s, the company was manufacturing outdoor warning sirens, most notably the Thunderbolt series, primarily intended for warning of air raid attacks or fallout during the Cold War. [3] Many of these sirens have been removed, but some still are operating in tornado siren systems.

  8. American Signal Corporation - Wikipedia

    en.wikipedia.org/wiki/American_Signal_Corporation

    American Signal Corporation (ASC) is an outdoor warning siren and mass notification company in the United States. ASC was founded in 1873 as Biersach and Niedermeyer (B&N) . After performing poorly, the company reformed as Alerting Communicators of America (ACA) in 1968, and expanded the line of warning systems they produced.

  9. Category:Sirens - Wikipedia

    en.wikipedia.org/wiki/Category:Sirens

    Air raid and outdoor warning sirens. Pages in category "Sirens" The following 28 pages are in this category, out of 28 total. ... Chrysler Air-Raid Siren; Civil ...