You think we have RFI problems! The GPS industry is freaking out about this Lightsquared proposal. After reading the article, check out the links at the bottom of the page to other goings-on about the concerns. http://www.gpsworld.com/gnss-system/gps-modernization/news/first-lightsquaredgps-working-group-meeting-held-11197 73, Steve NN4X