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2. Shortwave radio - Wikipedia

   en.wikipedia.org/wiki/Shortwave_radio

   Grundig Satellit 400 solid-state, digital shortwave receiver, c. 1986. Shortwave radio is radio transmission using radio frequencies in the shortwave bands (SW). There is no official definition of the band range, but it always includes all of the high frequency band (HF), which extends from 3 to 30 MHz (100 to 10 meters); above the medium frequency band (MF), to the bottom of the VHF band.

3. Shortwave radio receiver - Wikipedia

   en.wikipedia.org/wiki/Shortwave_radio_receiver

   A shortwave radio receiver is a radio receiver that can receive one or more shortwave bands, between 1.6 and 30 MHz. A shortwave radio receiver often receives other broadcast bands, such as FM radio, Longwave and Mediumwave. Shortwave radio receivers are often used by dedicated hobbyists called shortwave listeners .

4. Shortwave bands - Wikipedia

   en.wikipedia.org/wiki/Shortwave_bands

   Shortwave bands are frequency allocations for use within the shortwave radio spectrum (the upper medium frequency [MF] band and all of the high frequency [HF] band). Radio waves in these frequency ranges can be used for very long distance (transcontinental) communication because they can reflect off layers of charged particles in the ionosphere and return to Earth beyond the horizon, a ...

5. List of United States Coast Guard radio stations - Wikipedia

   en.wikipedia.org/wiki/List_of_United_States...

   For long-range communications with aircraft, Coast Guard stations use shortwave single-sideband communications. Weather and safety of navigation forecasts involve facsimile as well as other modes over shortwave and mediumwave transmissions. According to the NTIA, the Coast Guard is the seventh-biggest user of radio spectrum in the United States.

6. Shortwave broadcasting in the United States - Wikipedia

   en.wikipedia.org/wiki/Shortwave_broadcasting_in...

   Shortwave broadcasting in the United States. Shortwave broadcasting in the United States allows private ownership of commercial and non-commercial shortwave stations that are not relays of existing AM/MW or FM radio stations, as are common in Africa, Europe, Asia, Oceania except Australia and Latin America. In addition to private broadcasters ...

7. Trans-Oceanic - Wikipedia

   en.wikipedia.org/wiki/Trans-Oceanic

   Trans-Oceanic. A Trans-Oceanic model Y600. Shown on the left is a modern shortwave radio for comparison. The Trans-Oceanic (abbreviated T/O) was a brand of portable radios produced from 1941 to 1981 by Zenith Radio. They were characterized by heavy-duty, high-quality construction and their performance as shortwave receivers.

8. Shortwave listening - Wikipedia

   en.wikipedia.org/wiki/Shortwave_listening

   Shortwave listening, or SWLing, is the hobby of listening to shortwave radio broadcasts located on frequencies between 1700 kHz and 30 MHz (30 000 kHz). [1] Listeners range from casual users seeking international news and entertainment programming, to hobbyists immersed in the technical aspects of long-distance radio reception and sending and ...

9. R. L. Drake Company - Wikipedia

   en.wikipedia.org/wiki/R._L._Drake_Company

   Website. www.rldrake.com. Drake TR-4, W-4, MS-4 circa 1971. The R. L. Drake Company is a manufacturer of electronic communications equipment located in Springboro, Ohio. It is also known for its line of equipment for amateur radio and shortwave listening, built in the 1950s through the 1980s. The company operates as a separate entity owned by ...