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
Infrastructure Interdependencies Create Risk – Ronald Keen on LinkedIn
Image: Shutterstock What's new: An insightful commentary on the need for a systems approach to how our infrastructures are built and interact. Why it's important: It reinforces that: We build good things, but, Need to be more thoughtful, especially about how things...
S. Korea leads meeting with U.K. and France on eLoran
Image: Copilot AI What's new: A South Korean government press release about a two day meeting with the U.K. and France. Among the discussion items were: Strategic plans to standardize eLoran, and Establishing an international consultative body for eLoran cooperation....
China’s 3 Commercial LEO PNT Services as of Nov 2025
image: Shutterstock What's new: An update on China's commercial LEO PNT efforts from a good friend of the RNT Foundation. References: CENTISPACE: https://www.unoosa.org/documents/pdf/icg/2023/ICG_WG-S_LEO-PNT_Workshop_June_2023/ICG_LEO-PNT_Workshop_2023_01.pdf...
EU “Fused PNT” = GNSS + LEO Comms (new tender)
Image: Shutterstock What's new: The EU has released a tender for a study on the feasibility of using LEO communications satellites for "complementary" PNT. Why its important: It is another way the EU is still working to consider a multiplicity of PNT sources. ESA and...
GPS spoofing strikes Delhi airport: Disruptive signals force flight diversions, pilots warned – MoneyControl
Image: GPS Spoofing near Delhi on 5 Nov 2025 displayed on GPS Wise (https://gpswise.aero/) What's new: Significant GPS spoofing and air traffic disruption in and around India's capital. Why it's important: Indira Gandhi International Airport in Delhi is India's...



















