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
Bogus claim in Al Jazeera – China’s Bei Dou is “unjammable”
Image: Shutterstock What's new: A claim in Al Jazeera that Iran is using an "unjammable" version of Bei Dou to guide its missiles and drones. Why it's important: The claim is being repeated by other news outlets, but it is wrong. What else to know: Most of our readers...
Where Drones Drop Dead and GPS Goes Haywire – Wall Street Journal
Image: Shutterstock What's new: An article about challenges operating in the Arctic which include degradation or denial of GNSS. Contributors to degradation can include low elevation of satellites, terrain, and Earth's electromagnetic field. Why it's important: The...
Resilient PNT Needs More Than Satellites – Frontier SI
Image: Copitlot AI What's new: A posting by RNT Foundation member organization Frontier SI discussing resilient PNT generally and examining the need and case for Australia. Why it's important: Australia is an excellent example of a developed country still coming to...
NIST Loses Time – needs more backup?
Image: Atomic clock at UK's National Physical Lab What's new: The U.S. National Institute of Standards and Technology (NIST) lost 4.8 microseconds last weekend when emergency generators failed to start during a commercial electrical grid outage. Why it's important:...
U.S. and Venezuela Jam Caribbean GPS Signals to Thwart Attacks, Raising Flight Hazard – NY Times
Image: Shutterstock What's new: A fairly comprehensive report from the New York Times about jamming and spoofing in and around Venezuela. Why it's important: The article reinforces the idea that "everyone jams." PNT is a tool of tactical and strategic great power...



















