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|---|---|
| Broadcast area | Northwest Arkansas |
| Frequency | 105.7MHz |
| Branding | Power 105.7 |
| Programming | |
| Language | English |
| Format | Contemporary hit radio |
| Affiliations | Westwood One |
| Ownership | |
| Owner |
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| History | |
First air date | 1947 (78 years ago) (1947) |
| Technical information[1] | |
Licensing authority | FCC |
| Facility ID | 64630 |
| Class | C1 |
| ERP | 100,000 watts |
| HAAT | 145 meters (476 ft) |
Transmitter coordinates | 36°11′7″N94°17′49″W / 36.18528°N 94.29694°W /36.18528; -94.29694 |
| Links | |
Public license information | |
| Webcast |
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| Website | www |
KMCK-FM (105.7FM) is a commercial radio station broadcasting acontemporary hit radio format. The station islicensed toPrairie Grove, Arkansas, and servesNorthwest Arkansas. It is known as "Power 105.7" and is owned byCumulus Media.[2]
KMCK has aneffective radiated power (ERP) of 100,000 watts, the maximum for non-grandfathered FM stations. Thetransmitter is off Liberty Avenue inTontitown, Arkansas.[3] Its signal reaches parts ofArkansas,Oklahoma andMissouri.
Itsigned on the air in 1947, as KUOA-FM, owned byJohn Brown University inSiloam 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 tohot adult contemporary. The station returned back to its Top 40 format on July 30, 1989.[5]
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