On 3/28/2012 10:58, Stan, W1LE wrote: > > For soundcard and PC software to detect LORAN-C stuff: > > A google search shows: > > http://www.coaa.co.uk/ndbfinder.htm > > I will try it later this evening when I get back home... > > Stan, W1LE Cape Cod The signal switched back to the old loran format at approximately 11:00 edt. Dex