No audio available for this content. Twenty-two NDGPS sites that serve coastal areas would remain operational under the proposal. An Aug. 18 Federal Register notice proposes shutting down the ...

Oct. 1995 Level of Government: State Function: Disaster Management Problem/situation: When earthquakes or other disasters strike, it's difficult to give a location for features without addresses.

provide some protection against interfering signals. Although quantitative measures of resistance to RF interference, such as jammer-to-signal ratio (J/S) measured in decibels (dB) do exist, these ...

ST. PETERSBURG, Fla. - Crewmembers from the Aids to Navigation Team in St. Petersburg, Fla., maintain a buoy in Tampa Bay with help from a 55-foot Aids to Navigation Boat (ANB). Twenty-six 55's were ...

The rise of open source hardware has seen a wide variety of laborious tasks become successfully automated, saving us humans a great deal of hassle. Suffice to say, some chores are easier to automate ...

On June 30, 2020 the Coast Guard switched off the last Differential Global Positioning System (DGPS) signals after more than 25 years of service. With the improved accuracy and integrity of ...

A new enhanced differential Loran system demonstrates 5-meter accuracy not achievable by the current DLoran system, and requires less expensive reference stations. A prototype tested in Rotterdam’s ...

A system that improves the accuracy of the GPS satellite navigation system. A satellite's positioning accuracy is impeded by errors in its clock and signal delays caused by atmospheric conditions.

WEST LAFAYETTE, Ind. – A recent upgrade of the United States' global positioning system (GPS) will do little to assist farmers in their fields, says a Purdue University expert. Mark Morgan, assistant ...

AS DIFFERENTIAL-GPS SPREADS across the U.S., receivers near electric power lines could suffer interference. Enertech Consultants studied the potential problems for the medium-frequency broadcast ...