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A clear-channel station is a North American AM radio station that has the highest level of protection from interference from other stations, particularly from nighttime skywave signals. This classification exists to ensure the viability of cross-country or cross-continent radio service enforced through a series of treaties and statutory laws.
This order grouped the AM radio band transmitting frequencies into three main categories, which became known as Clear Channel, Regional, and Local. It also included provisions for coordination with Canadian station assignments. The majority of the reassignments resulting from the plan's implementation went into effect on November 11, 1928.
Clear Channel grew from 40 stations to 1,240 stations in seven years (30 times more than congressional regulation previously allowed) . [6] Their aggressive acquisitions have gained them enemies as well as supporters, but their ownership of 247 of the nation's 250 largest radio markets and their domination of the Top 40 format makes them ...
Class-A stations are still low-power, but are protected from RF interference and from having to change channel should a full-service station request that channel. [ 13 ] Additionally, class-A stations, LPTV stations, and translators are the only stations currently authorized to broadcast both analog and digital signals, unlike full-power ...
An FCC study found that the act led to a drastic decline in the number of radio station owners, even as the actual number of stations in the United States increased. [34] This decline in owners and increase in stations has resulted in radio homogenization , in which local programming and content has been lost [ 35 ] and content is repeated ...
Clear channel may refer to: iHeartMedia, a US broadcasting company formerly known as Clear Channel Communications. Clear Channel Outdoor, an advertising company formerly a subsidiary of iHeartMedia. Clear-channel station, a regulatory category of AM broadcast stations in North America.
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The Radio Act of 1927 (United States Public Law 632, 69th Congress) was signed into law on February 23, 1927. It replaced the Radio Act of 1912, increasing the federal government's regulatory powers over radio communication, with oversight vested in a newly created body, the Federal Radio Commission. It also was the first legislation to mandate ...