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
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...
CGSIC Meeting Planned for Spring 2026
Image: GPS.gov What's new: An announcement that the Civil GPS Service Interface Committee Meeting will be held in the spring next year in the Washington, DC area. Why it's important: This is usually a good forum to hear about updates to GPS and other PNT issues. What...
Senators urge Pentagon to review GPS risks to national security and infrastructure – DefenseScoop
Image: Shutterstock What's new: Legislation introduced to require a report on GPS vulnerability and its impact on national security. Why it's important: It is almost always good when senior leaders pay attention to PNT issues. What else to know: This isn't the first...
Could U.S. sanctions impact Brazil’s GPS? – Mix Vale
Image: Shutterstock What's new: An article expressing concerns that the U.S. administration might deny access to GPS as a part of its efforts to influence the behavior of other nations and their officials. Why it's important: Such concerns could drive nations and...
When Satellites Become Sovereignty: How Iran’s Defection to BeiDou Reshaped the US Global GPS Navigation – Modern Ghana
Image: Shutterstock AI What's new: An insightful article on the geo-political aspects of GNSS and PNT. Why it's important: This article is about Iran switching from GPS to Bei Dou. But Iran is just one example. Pakistan has officially gone from using GPS to Bei Dou....



















