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FM station class Reference (maximum) facilities for station class (ERP / HAAT) FM protected or primary service contour Distance to protected or primary service contour Distance to 70 dBu city-grade or principal community coverage contour Class A 6 kW 100 m (328 ft) 60 dBu (1.0mV/m) 28.3 km (17.6 mi) 16.2 km (10.1 mi) Class B1 25 kW 100 m (328 ft)
FM stations, with more available bandwidth, can use the digital sub-channels to provide additional program services. However, the FCC permits some HD transmissions to also be carried on FM translator stations, which generally have far more listeners than the originating HD signal and reduces the need to buy HD Radio capable receivers.
A radio format or programming format (not to be confused with broadcast programming) describes the overall content broadcast on a radio station. [1] The radio format emerged mainly in the United States in the 1950s, at a time when radio was compelled to develop new and exclusive ways to programming by competition with television. [2]
The later RBDS standard implemented in the U.S. assigned the same meanings to codes 0, 1 and 31, but made no attempt to match the rest of the original RDS plan and created its own list for codes 2–22 and 30, [11] including commercially important (in the U.S.) radio formats such as top 40, religious, country, jazz and R&B which were not in the ...
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Introduced by U.S. Senators John McCain, Maria Cantwell, Patrick Leahy; After the FCC complied with the provisions of the Radio Broadcasting Act of 2000 by commissioning the MITRE Report to test if there was significant interference from LPFM stations on the full-power stations, the study showed that the interference of LPFM is minimal and won't have a significant effect on other stations.
Commenced in 1981, the deregulation of AM and FM radio content control was orchestrated by the Carter Federal Communications Commission. [3] It was the Reagan FCC that abolished the fairness doctrine in 1987. [3] Dramatic changes occurred in the radio markets. A significant revision was an increase in volume of informational programming. [3]