 In 1965, the station's ERP was increased to 3,000 watts and its HAAT was decreased to 115 feet.In 1972, the station's HAAT was increased to 210 feet and its ERP was reduced to 2,500 watts.In 1972, the station adopted the call letters WJKL, which was based on the name of the station manager at the time, Richard Jakle.