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
Starlink, OneWeb satellites provide accurate positioning in GPS-weak zones – TechXplore
Image: Navigating the Arctic Circle with Starlink and OneWeb LEO Satellites (2025). What's new: A paper from Ohio State University and Prof Zak Kassas. Why it's important: GPS is great but, like any system it has its limitations. identifying and using complementary...
Struggling to move GPS forward: Problems with M-Code, OCX, R-GPS
Image: John Hartzell What's New: A trio of items showing the challenges of making GPS more secure and perform better. Why It's Important: PNT is essential. Most of our PNT comes from GPS and we have nothing else on the horizon. If GPS signals are not available for any...
Asia oil tanker crash – GPS spoofing contributes to bad things happening (see?)
Image: Singapore Maritime Law Enforcement Agency What's New: Ships collide in the dark when one is spoofing its GPS position. An example of the bad things that can happen during spoofing. Why It's Important: Spoofing makes all operations less safe. And it happens so...
70% of Flight Crews: ‘Safety Concern Very High or Extreme’ – GPS Spoofing Final Report fm OPSGROUP
Image: Shutterstock What's New: The final report from OPSGROUP's GPS Spoofing Work Group. A tech guide and a crew guide were released earlier. It is an excellent 128 page, easy to browse or read document. Why It's Important: It reflects the unvarnished views of flight...
eLoran Antenna for Handheld Devices – Roke European Space Agency Presentation
Image: ROKE What's New: A presentation by Roke for ESA's NAVISP program on the results of a project to develop an eLoran antenna for handhelds. It seems much smaller antennas are possible and only a matter of doing some more engineering. Why It's Important: eLoran is...
