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Keyword: loran

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  • Enhanced LORAN

    11/29/2019 6:56:51 PM PST · by MrEdd · 35 replies
    Me | November 29, 2019 | Moi.
    I have been looking for a list of proposed station locations for implementation of Enhanced LORAN. Anybody know where to find that? My searches all wind up with demonstrations of the signals from four or five years ago and nothing newer. I had assumed that it wouldn't need as many stations as LORAN C but I can't find anything about the requirements.
  • GPS pioneer warns on network’s security

    02/13/2014 5:25:29 PM PST · by CedarDave · 10 replies
    The Financial Times ^ | February 13, 2014 | Sam Jones and Carola Hoyos
    The Global Positioning System helps power everything from in-car satnavs and smart bombs to bank security and flight control, but its founder has warned that it is more vulnerable to sabotage or disruption than ever before – and politicians and security chiefs are ignoring the risk. Impairment of the system by hostile foreign governments, cyber criminals – or even regular citizens – has become “a matter of national security”, according to Colonel Bradford Parkinson, who is hailed as the architect of modern navigation. “If we don’t watch out and we aren’t prepared,” then countries could be denied everything from ‘navigation’...
  • Alaska's tallest structure falls in Port Clarence

    04/30/2010 2:13:16 AM PDT · by skeptoid · 27 replies · 926+ views
    Anchorage Daily News ^ | April 29, 2010 | thevillage
    This 1,350-foot LORAN tower was the tallest structure in Alaska until Coast Guard civil engineers and Controlled Demolition Inc. brought it down at about 1:30 p.m. Wednesday in Port Clarence, the Coast Guard says
  • Inside the Government's Backup Plan for GPS Failure

    06/04/2008 11:13:45 AM PDT · by Dawnsblood · 56 replies · 57+ views
    Popular Mechanics ^ | 6/3/08 | Joe Pappalardo
    Satellite-based navigation has become a ubiquitous tool for business, military and personal use. The downside is that any disruption in the Global Positioning System could wreak havoc down on Earth. This year, the Department of Homeland Security decided that a 30-year-old navigation system used by mariners will be upgraded to back up GPS. The decision preserves the Long-Range Aids to Navigation (LORAN) network, which has been teetering on the verge of forced retirement since the 1980s, according to the Coast Guard’s Navigation Center. The backbone of LORAN is a network of transmission stations, many located in remote regions, staffed with...