sentences:  On January 1, 1940, after Lynchburg Broadcasting Corporation gained managerial control of WBTM in Danville, Virginia, that station and WLVA began exchanging programs for four hours daily via newly installed lines that connected the two.WLVA radio moved to 590 kHz in 1947.A companion FM station, WLVA-FM on 97.5 MHz, was briefly on the air from February 1952.