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TAG: Greg Winfree

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Congressman to introduce webinar on protecting GPS

November 8, 2021

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$17M proposed for DOT resilient PNT initiatives

June 4, 2021

Monty Johnson of OPNT demonstrates precise time transfer through 100 kilometers of spooled fiber-optic cable. (Photo: RNT Foundation)

GWU hosts webinar on DOT GPS backup demos

April 26, 2021