47 CFR §73.515
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The transmitter location shall be chosen so that, on the basis of effective radiated power and antenna height above average terrain employed, a minimum field strength of l mV/m (60 dBu) will be provided over at least 50 percent of its community of license or reach 50 percent of the population within the community.