Canadian National Attack Warning Siren System
Upon an attack being detected and confirmed by NORAD’s radar and other means, warning information in the form of teletype and voice messages would have been routed through the National Defence Operations Centre (NDOC) at National Defence Headquarters (NDHQ) and delivered to the Canadian Federal Warning Centre (CFWC) at the Central Emergency Gove...
Civil defense siren - Wikipedia
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).
Ontario Civil Defence Sirens Map - The Siren Board
2024年1月18日 · I have created a map of CD sirens located in Ontario, Canada. The map displays the locations of sirens that were present in the past, as well as some that are still present today. Initially, these CD sirens were included in the Ontario Siren Map, but after giving it some thought, I decided to create a separate map for them.
Canadian CLM Air Raid Siren test #2 full run - YouTube
2014年5月9日 · This is a Canadian CLM 10/12 Air Raid Siren That was originally installed in Camrose Alberta. When we obtained the siren it was completely seized. The siren...
Canadian Line Materials - Wikipedia
The CLM Model 927XXDP siren (rotational CLM) is a 10/12 port rotating electromechanical siren, with a distinctive design featuring two unique horns. The decibel rating of the model is ~130 decibels. These sirens use Lincoln Electric 5 horsepower induction motors. This model of CLM is the most well-known and recognizable warning siren made by CLM.
Siren Maps - The Canadian Thunderbolt
Welcome to our siren location maps! These maps contain the locations of active, non-active, removed, relocated, and former civil defence sirens. To view a map, simply click on the link or button below that corresponds to the province you're interested in. Our page is organized alphabetically from A to Z for your convenience.
Canadian Line Materials - Air Raid Sirens Wiki
2024年10月13日 · Founded in 1925 as a division of McGraw-Edison, they produced a wide variety electrical equipment before being contracted by the Canadian government to manufacture air raid sirens for civil defense. Once common across Canada, these sirens are now very rare, though they remain a staple of the nation's Cold War history.
Ontario, Canada Siren Map - The Siren Board - Air Raid Sirens
2011年4月17日 · Ontario's bunch looks kinda sporadic, but it seems like I have some sirens closer to me than I thought! Yes, they are on the south side of the city along the railroad tracks. There are plenty of other Modulators that I have yet to find.
Waiting for the siren call? In small-town Alberta, the daily wail ...
2023年10月2日 · Air raid sirens, like this one in Thorsby, Alta., were installed in the 1950s and '60s in communities across Canada as a warning system in the event of a nuclear attack. Residents of some...
The mystery of the air raid sirens - The Toronto Star
2007年9月23日 · “It’s a neat thing to look at,” says Claire Bryden, referring to the air raid siren near the corner of Dundas St. W. and Shaw St., a remnant of Toronto’s age of atomic anxiety. The sturdy,...