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Český rozhlas or ČRo is the state public radio broadcaster of the Czech Republic.. Český rozhlas Radiožurnál (music, news and information); Český rozhlas Dvojka (talk and family programmes)
Sporadic E (abbreviated E s or SpE) is an uncommon form of radio propagation using a low level of the Earth's ionosphere that normally does not refract radio waves above about 15 MHz. Sporadic E propagation reflects signals off relatively small ionization patches in the lower E region located at altitudes of about 95~120 km (50~75 miles).
The first radio transmitters could not transmit audio (sound) like modern AM and FM transmitters, and instead transmitted information by radiotelegraphy; the transmitter was turned on and off rapidly using a switch called a telegraph key, creating different length pulses of radio waves ("dots" and "dashes") which spelled out text messages in Morse code.
WMVP (1000 AM) is a commercial radio station licensed to Chicago, Illinois, carrying a sports radio format. Owned by Good Karma Brands, the station serves the Chicago metropolitan area as the market affiliate of ESPN Radio, the flagship station of the Chicago Bears, Chicago White Sox, [4] and the Chicago Wolves (the AHL affiliate of the NHL's Carolina Hurricanes) and is the home of local ...
"A Thousand Miles" (originally titled "Interlude") is the debut single of American pop singer Vanessa Carlton. Produced by Curtis Schweitzer and Ron Fair , the song was released as the lead single for Carlton's first album, Be Not Nobody (2002).
Radio is the technology of communicating using radio waves. [1] [2] [3] Radio waves are electromagnetic waves of frequency between 3 hertz (Hz) and 300 gigahertz (GHz). They are generated by an electronic device called a transmitter connected to an antenna which radiates oscillating electrical energy, often characterized as a wave.
After the 1973 oil crisis, the U.S. government imposed a nationwide 55 mph speed limit, and fuel shortages and rationing were widespread.Drivers (especially commercial truckers) used CB radios to locate service stations with better supplies of fuel, to notify other drivers of speed traps, and to organize blockades and convoys in a 1974 strike protesting the new speed limit and other trucking ...
In addition to license-free PMR446, CB and SRD/LPD433 radio, Germany has a VHF-FM allocation called Freenet that allows a maximum of 1 W of power on six channels in the 149 MHz band. 149.0250 MHz; 149.0375 MHz; 149.0500 MHz; 149.0875 MHz; 149.1000 MHz; 149.1125 MHz; The Freenet allocation is a re-purposing of the old B-Netz mobile telephone ...