KHVN (970 AM) is a radio station licensed to Fort Worth, Texas, and serving the Dallas-Fort Worth Metroplex, owned and operated by iHeartMedia, Inc. It airs an African American targeted all-news radio format, simulcast with co-owned KKGM 1630 AM, affiliates of the national Black Information Network. By day, KHVN is powered at 1,000 watts. But to avoid interference with other stations on 970 AM, it reduces power to 270 watts at night. The transmitter is Kimbo Road near Mesquite Road in Fort Worth. Programming is also heard on 150 watt FM translator K237HD in Fort Worth. History Early years This station started out as daytime-only KWBC on . It had an Ethnic and Variety format with mostly local, amateur, and public service programming under the ownership of Associated Broadcasters. In , J. Dean McClain joined the station with his hour-long Blues at Sunrise program. The blues music program proved to be quite popular and propelled McClain into station management. By the late McClain was program director, and later was station manager and general manager. By , most commercial billings were from Ethnic shows, so the owners reimaged the station as KNOK to serve an African American audience. By , KNOK changed its format to R&B with some Country and Spanish language programming on weekends. Urban programming After , KNOK became a full-time R&B station, the first station in the DFW area adopt that format exclusively. In the late , the African American Clay Smothers, who later served in the Texas House of Representatives, was the station news editor known for his conservative commentary. In 1965, it added an FM sister station, 107.5 KNOK-FM (now KMVK). From that point until , KNOK and KNOK-FM simulcast all programming. After sunset, the FM station continued with the R&B music format while the AM station was off the air. In , KNOK transferred its R&B format to sister station KNOK-FM and changed its format to Jazz. Three years later, the station was renamed as KSAX (call sign to have stood for SAXophone) while maintaining its Jazz format before making its final switch to an Urban Gospel formatted station as KHVN in as Heaven 97. Expanded Band assignment On March 17, 1997 the Federal Communications Commission (FCC) announced that eighty-eight stations had been given permission to move to newly available "Expanded Band" transmitting frequencies, ranging from 1610 to 1700 kHz, with KHVN authorized to move