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North Warning System
avia., Canada Système d’alerte du Nord
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North Warning System
abbr., scottish NWS (USA)
avia., Canada A system that provides airspace surveillance and command and control capability for air defence identification over the northern approaches to the continent. It consists of 15 long-range radars LRR and 39 short-range radars SRR across the Canadian Arctic and Alaska. Systems deployed on Canadian territory are operated and maintained by Canada for the North American Aerospace Defence Command NORAD on behalf of Canada and the United States.
North Warning System
: 3 phrases in 1 subject
Aviation3