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FM Broadcasting In The UK
FM sound broadcasting began in the United Kingdom on 2 May 1955 when the BBC started an FM broadcasting service the BBC Light Programme, Light Programme, the BBC Third Programme, Third Programme and the BBC Home Service, Home Service to the south east of England. There are now over 40 BBC and over 250 commercial FM sound broadcasting stations in the United Kingdom. BBC The BBC began using ''FM sound broadcasting'' in 1955, but at that time AM broadcasting, AM sound broadcasting predominated. The BBC's 'popular music' station known as Radio 1 opened on AM in 1967 and left medium wave in 1994, but had been using FM full-time for six years previously, part-time before 1988. Currently, all but one of the BBC's analogue services, including BBC Radio 1, Radios 1, BBC Radio 2, 2, BBC Radio 3, 3, and BBC Radio 4, 4 and BBC Local Radio are provided on FM, although Radio 4 uses medium wave in some areas, longwave, long wave for national broadcasting; Local Radio broadcasts opt-outs on medi ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
FM Broadcasting
FM broadcasting is a method of radio broadcasting using frequency modulation (FM). Invented in 1933 by American engineer Edwin Armstrong, wide-band FM is used worldwide to provide high fidelity sound over broadcast radio. FM broadcasting is capable of higher fidelity—that is, more accurate reproduction of the original program sound—than other broadcasting technologies, such as AM broadcasting. It is also less susceptible to common forms of interference, reducing static and popping sounds often heard on AM. Therefore, FM is used for most broadcasts of music or general audio (in the audio spectrum). FM radio stations use the very high frequency range of radio frequencies. Broadcast bands Throughout the world, the FM broadcast band falls within the VHF part of the radio spectrum. Usually 87.5 to 108.0 MHz is used, or some portion thereof, with few exceptions: * In the former Soviet republics, and some former Eastern Bloc countries, the older 65.8–74 MHz band ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
