The W4RDM repeater system(est. 1990) is located in Lawrence County, Tennessee. The repeaters are owned and operated by Ron Mott W4RDM with assistance from local ham radio operators and the Lawrence County EMA. The primary purpose of the repeater is to provide communications for the Southern Middle Tennessee Skywarn Spotters.

The system is made up of two repeaters at the present.

146.655 - (PL 88.5, 91.5, 100, 123)
442.725+  (PL 100)

MTEARS
443.725+  (PL 107.2)