KMCK-FM
KMCK-FM (105.7 MHz) is a commercial radio station broadcasting a top 40 (CHR) radio format. The station is licensed to Prairie Grove, Arkansas, and serves Northwest Arkansas. It is known as "Power 105.7" and is owned by Cumulus Media.[2] KMCK has an effective radiated power (ERP) of 100,000 watts, the maximum for non-grandfathered FM stations. The transmitter is off Liberty Avenue in Tontitown, Arkansas.[3] Its signal reaches parts of Arkansas, Oklahoma and Missouri. HistoryIt signed on the air in 1947 as KUOA-FM, owned by John Brown University in Siloam Springs, Arkansas.[4] It was originally powered at 2,600 watts, a fraction of its current output. The station was previously known as “Night Flight 106” and later “K106” in 1981 running a Top 40 format. In the mid-1980s, the station’s format was updated to Hot Adult Contemporary. The station returned back to its Top 40 format on July 30, 1989. References
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