. "short-wave" . "shortwave radio" . "sw" . "Shortwave radio" . "shortwave" . "short wavelengths" . . . "high-frequency spectrum" . "short\u2013wave" . "shortwave (SW)" . . "shortwave relay" . "radio" . . . . "shortwave broadcasting" . . . "shortwave communication" . "Shortwave_radio#History" . . "short wave radio" . . "short wave" . . . . "shortwave station" . "Short-wave (or Amateur) radio" . "short-wave radio" . . . "Short Wave" . "Shortwave radio" . "sortwave" . "shortwave transmitter" . . . "shortwaves" . . "shortwave radio station" . "Shortwave radio#Frequency allocations" . "short-wave wireless" . . "shortwave radio-telephone transmitters" . "Shortwave" . "short wave broadcasting" . "short waves" . "shortwave frequencies" . . "ultra-short wave" . "shortwave service" . "shortwave wireless" . "Shortwave bands" . . "short" . "SW" .