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

ADS-B interference mapping and GNSS – Inside GNSS
Image: GPSjam.org for 16 Aug 2026 What's new: An insightful article that discusses misconceptions about GNSS interference detection and maps. Why it's important: Not understanding these issues correctly can lead to bad political, strategic, tactical, and...

Standalone Magnetometry Is the New GPS – IEEE Spectrum
Image: Shutterstock What's new: An article about forms of navigation using aspects of the earth's magnetic field. Why it's important: Autonomous navigation is becoming more interesting for a number of applications in a world where interference with GNSS is becoming...

Munich 9 Years On: Same Message, More Urgency – Inside GNSS
Image: Shutterstock What's new: RNTF President Dana Goward's column for the May/June edition of Inside GNSS+. Why it's important: It discusses a PNT example of how concern within the tech community does not necessarily turn into action by political leaders. Or at...

US Congress hearing on PNT – June 4th
Image credit: House Energy and Commerce Committee What's new: A congressional hearing titled Where Are We?: Examining Positioning, Navigation, and Timing Capabilities in the United States. Why it's important: The hearing is being held by the Communications and...

House Armed Services Committee Calls for Single PNT Overseer in FY27 NDAA Markup – Inside GNSS
Image: RNT Foundation What's new: Proposed legislation calling for the Department of Defense (DOD) to consolidate leadership of PNT issues. Why it's important: In the opinion of many, including the now defunct National Space-based PNT Advisory Board, poorly...



















