WLAC

Famous for being one of the first radio stations to play 'race' music late at night with a clear signal using 50,000 watts of power that reached most of the eastern half of the country. Notable DJS included Herman Grizzard, Gene Nobles, John Richbourg and Hoss Allen.

https://www.britannica.com/topic/WLAC-Nashvilles-Late-Night-R-B-Beacon-1688503