A QSL Card from Radio Moscow probably got many 14-year-olds on government watch lists. (Public domain) Between World War II and Y2K, shortwave ... exist as streaming stations or a mix of radio ...

Radio transmission in the 1.7-30 MHz frequency range worldwide. Like AM radio, shortwave signals reflect back from the ionosphere and follow the curvature of the earth. As a result, shortwave (SW ...

This is KDDI Corp.’s Yamata Transmitting Station, the nation’s only facility broadcasting shortwave radio programs to overseas listeners. The station started broadcasts on Jan. 1, 1941.