DHS Tries Photos of Jammers

The European Commission has reported detecting over 140,000 unique electronic signatures of GPS/GNSS jammers during the limited sampling it has done on the continent. While there are undoubtedly an equal or larger number of jammers operating in the United States,...
GPS Problems in Russia? – Try Chayka

GPS Problems in Russia? – Try Chayka

Anecdotal reports about problems with GPS reception in Russian waters have been circulating for years. In June a well documented report showed a disruption in the Black Sea lasting on and off for days and impacting at least 20 vessels. We expect that mariners would...

Resilient PNT For the Maritime Sector – “GPS World”

Editor’s Note: A couple things of note about this very short item posted last week. First, it is published by “GPS World.”  It shows wide recognition in the satnav community that space-based sources for positioning, navigation and timing should be...

Answering the Call for a GNSS Back-up – “Inside GNSS”

Editor’s Note: The below article from “Inside GNSS is a good follow-on to our June post about the UK government report on the economic impact of GNSS disruption. The report’s conclusion was that both eLoran and the low earth orbit satellite system...