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
GNSS interference near & in Venezuela – FAA warning
Image: GPSJam.org What's new: The US Federal Aviation Administration (FAA) issued an advisory yesterday about "WORSENING SECURITY SITUATION AND HEIGHTENED MILITARY ACTIVITY IN OR AROUND VENEZUELA..." Not mentioned in the advisory, but cited by many media outlets, is...
Good news, not so good news – First new U.S. satnav tech orbited in almost 50 years
Image: NTS-3, USAF 2d Lt Jacob Lutz AFRL What's new: Space Force successfully launched and orbited a new navigation technology satellite - NTS-3. Why its important: The satellite will conduct a wide variety of experiments to move U.S. satnav forward. These kinds of...
ICAO – ‘GNSS RFI is here to stay for a while.’
Image: Shutterstock What's new: "State of Global Aviation Safety" 2025 report from the International Civil Aviation Organization (ICAO). It includes a section about GNSS interference. From the report: "For the short term, it is not foreseen that the issue of the GNSS...
GPS Jamming Extends to Low-Earth Orbit as Pentagon Races to Bolster Constellation – Air & Space Forces Magazine
Image: Shutterstock What's new: Well... it's not entirely new. Todd Humphreys and others have been talking about terrestrial sources interfering with satellites for a while. This is the first time we have seen it in more popular/ general media, though. Why it's...
Maritime GNSS Interference Working Group – Members Wanted: Royal Inst. of Navigation
Image: Spoofed AIS tracks courtesy of Skytruth What's new: A working group examining effects, mitigations and solutions of GNSS interference in maritime. Why it's important: GNSS interference in maritime can have serious consequences. We have already seen it:...



















