Wikipedia
KISR (93.7 FM) is a radio station broadcasting a Top 40 (CHR) format. The station serves the Fort Smith, Arkansas, area, and is rebroadcast on several translators in Arkansas. The station is currently owned by Stereo 93, Inc.
KISR was started in 1971 by Fred Baker, Jr., Bernie Baker, and Ed Hopkins III. Its original offices, studio, and transmitter were in the front three rooms of Fred and Bernie Baker's home at 605 North Greenwood in Fort Smith, and the antenna was hung on a utility pole in the backyard. In the market's first Arbitron ratings, KISR had a 32 share compared to the next closest station's 13 share.
KISR currently transmits with 100,000 watts from an antenna 1,200 feet height above average terrain atop Young Mountain, north of Van Buren, Arkansas. Its studios and offices are in Central Mall in Fort Smith, AR.