Terms

Radio Waves

Radio Waves 30 cm - 3 km Radiotelephonic broadcasting and communications: short waves 3 to 30 MHz (100 to 10 m). TV: 30 to 300 MHz (10 to 1 m). TV and radar: 300 to 3 000 MHz (1 to 0,1 m). Radar and interurban telephone calls: 3 000 to 30 000 MHz (0,1 to 0,01 m). http://www.matelevision.com/ondes_us.htm Library of Congress Narrower Term: Microwaves Narrower Term: Pulse techniques (Electronics) See Also: Radio frequency Narrower Term: Radio lines See Also: Radio meteorology Narrower Term: Radio wave propagation Narrower Term: Radiofrequency spectroscopy
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