> > Apparently, due to the low power of the GPS signal, it would be > > relatively easy to jam. Whereas the LORAN signal has very > high power, > > and would therefore be more difficult to jam. > > Nothing is 'very difficult to jam' when the jammer is near the jamee, > because of the inverse square law. When compared to GPS it is certainly true that loran C will be relatively difficult to jam. Whether you would call that difficult in some absolute sense is up to you. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products docent Hogeschool van Utrecht: www.voti.nl/hvu -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist