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A siren is a loud noise-making device. There are two general types: mechanical and electronic. Civil defense sirens are mounted in fixed locations and used to warn of natural disasters or attacks. Sirens are used on emergency service vehicles such as ambulances, police cars, and fire engines.
A civil defense siren is a siren used to provide an emergency population warning to the general population of approaching danger. Initially designed to warn city dwellers of air raids (air-raid sirens) during World War II, they were later used to warn of nuclear attack and natural disasters, such as tornadoes (tornado sirens).
1 Alerting Communicators of America (ACA) sirens. 2 ATI sirens. 3 Federal Signal sirens. 4 Other. Toggle the table of contents. List of civil defense sirens. Add ...
The ACA Cyclone is an electro-mechanical, omnidirectional, dual-tone outdoor warning siren produced from 1968 to 2007 by Alerting Communicators of America (ACA). Originally intended for civil defense purposes, early versions of the Cyclone are rated at 120dB from 100ft, and later models are rated at 125dB.
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A vintage green-leather Rolex watch case. An Alekos Fassianos painting. A hard drive and albums with family photos. Phone chargers and laptops. Medications and passports, of course. Some clothes ...
Police vehicles in the United States and Canada consist of a wide range of police vehicles used by police and law enforcement officials in the United States and in Canada.Most police vehicles in the U.S. and Canada are produced by American automakers, primarily the Big Three, and many vehicle models and fleet norms have been shared by police in both countries.
$220 at Amazon. See at Le Creuset. 2024 F&W Best New Chef Leina Horii of Kisser in Nashville thinks that a large, seasoned cast iron skillet makes for a fantastic (albeit, heavy) holiday gift ...