Article on the recent Loran testing. http://www.gpsworld.com/defense/eloran-and-ursanav-timing-everything-12744?u tm_source=GPS&utm_medium=email&utm_campaign=Defense-PNT_03_14_2012&utm_conte nt=eloran-and-ursanav-timing-everything-12744 Hope that link doesn't get truncated. Rob Kimberley