Artikelrobot
Well-Known Member
The Maritime Radio Historical Society (MRHS) is trying to get 500kc/s (500 kHz) designated as an International Memorial Frequency, with various countries enabled to issue coast station licenses for 500kc to museums and projects of historic preservation
http://www.southgatearc.org/news/december2005/500kc.htm
http://www.southgatearc.org/news/december2005/500kc.htm