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The guiding light

Article Abstract:

Lighthouses have a long and romantic history that begins with the Colossus of Rhodes built in 300 BC. Lighthouses have been replaced by electronic beacons, but they continue to be a symbol of power and heroism.

Author: Wareham, Louise

Publisher: Time, Inc.
Publication Name: Yachting
Subject: Sports and fitness
ISSN: 0043-9940
Year: 1993

History, Lighthouses

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New standards for GPS accuracy

Article Abstract:

GPS accuracy may decrease under new Dept of Defense standards for nonmilitary use. The 95% accuracy standard will change from 100m to 141m. Boaters are advised to use two systems as a safety measure.

Author: Brogdon, Bill

Publisher: Time, Inc.
Publication Name: Yachting
Subject: Sports and fitness
ISSN: 0043-9940
Year: 1995

Standards, Safety and security measures, Navigation systems, Boats and boating, Boating, Boats, Electronics in navigation, Global Positioning System (Navigational aid)

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