KMCK-FM

KMCK-FM
City	Prairie Grove, Arkansas
Broadcast area	Northwest Arkansas including Fayetteville and Bentonville
Frequency	105.7 MHz
Branding	Power 105.7
Slogan	Northwest Arkansas #1 Hit Music Station; Today's Hit Music
Programming
Format	Top 40 (CHR)
Ownership
Owner	Cumulus Media ; (Cumulus Licensing LLC)
Sister stations	KAMO-FM, KFAY, KKEG, KQSM-FM, KRMW, KYNG
History
First air date	1947 (as KUOA-FM Siloam Springs)
Technical information
Facility ID	64630
Class	C1
ERP	100,000 watts
HAAT	145 meters (476 ft)
Transmitter coordinates	36°11′7″N 94°17′49″W / 36.18528°N 94.29694°W
Links
Webcast	Listen Live!
Website	Power1057.com

KMCK-FM (105.7 MHz) is a commercial FM 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.^[1]

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.^[2] Its signal reaches parts of Arkansas, Oklahoma and Missouri.

History

It signed on the air in 1947 as KUOA-FM, owned by John Brown University in Siloam Springs, Arkansas.^[3] It was originally powered at 2,600 watts, a fraction of its current output.

It switched to Top 40 music in 1989. Before that, KMCK was a Hot Adult Contemporary station known as "K106".