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

(Here to stay) Spoofing: A Clear And Present Danger For Airlines – Aviation Week
Image: Shutterstock What’s new: Data and anecdotes we have not seen often, in some cases ever, about interference in aviation: EASA said that of about 6,000 spoofing incidents in 2025, 25% were during approach. – That counts! On spoofing: “Actual occurrences are…

New US DOT jamming and spoofing global heat map
Image: U.S. Dept. of Transportation What’s New: U.S. DOT’s Karen Van Dyke gave a great presentation to the PNT Advisory Board on the 5th of December. It included information about a multi-source, global GPS interference display being developed. Why…

U.S. DOT has $7.5M to test & eval more CPNT – Request for quotations
Image: Shutterstock What’s New: The U.S. Department of Transportation has announced it will finance another round of test and evaluation of complementary PNT technologies. Why It’s Important: There are lots of technologies out there. U.S. DOT is responsible for civil…

China announces plan to further shade GPS, dominate global PNT
Image: Shutterstock What’s New: An announcement by China of plans for an even more advanced version of BeiDou. Improvements will include satellites at LEO, MEO, and GEO that are a formal part of the BeiDou structure. Why It’s Important: Having the…

The urgent need for a national GPS jamming detection system – SpaceNews
Image: Interference around Dallas Airport 18 October 2022 (GPSJam.org) What’s New: An opinion piece reminding us of the need to be able to detect a problem before we can solve it. Why It’s Important: Interference with GPS signals can cost lives. It can…



















