The RNT Foundation is a public benefit scientific and educational charity, 501(c)3
Protect the Frequencies – By preventing interference
Toughen Receivers – With readily available technology
Augment Services – With difficult to disrupt terrestrial signals
What to do? Some recommendations.
eNewsletter Archives
From Our Blog
Space Force ends ‘Resilient GPS’ satellite program – SpaceNews
Image: Shutterstock What's new: Per the headline, U.S. Space Force has cancelled the Resilient GPS (R-GPS) program. The project was to have put small satellites in LEO transmitting on GPS frequencies that would have been received as stronger and more accurate signals....
Seeking Advantage – What’s the best PNT? (RNTF Commentary)
Image: Shutterstock We see A LOT of articles about different PNT systems, services, and techniques in the popular and industry press. Many tout a system being offered by the author or their company. Too many attempt to elevate their product by denigrating other...
Qatar halts all maritime activity due “technical fault in the GPS” – Marhaba
Image: Shutterstock What's new: The Qatar Ministry of Transport issued a circular temporarily halting all maritime activity for the nation and its waters because of "a technical fault in the GPS." Why it's important: Maritime activity is the lifeblood of many nations....
Rising Geopolitical Risks and the GPS Vulnerability Crisis: Implications for Defense and Tech Sectors – AInvest
Image: Shutterstock What's new: An item from September discussing the geopolitical implications of GNSS vulnerability from investors' points of view. It makes a number of good strategic points, but may fall a bit short on describing all the tech investment...
More GPS interference from space – “Human-in-the-loop”
Image: Co-pilot AI What's new: A paper by Zach Clements and Todd Humphreys detailing 72 days in the last six years when interference with GPS L1 signals has been detected coming from space. "The observed timing patterns, which often coincide with business hours during...



















