After all, hams typically want to work stations far away ... Without directional antennas, the 15,000 or so full-power AM radio stations in the United States at its peak would not have been ...
Forget the AM/FM, GMRS/FRS radios you listen to ... But what principles of the electromagnetic spectrum allow radio to work, and how do antenna design, modulation, and mixing affect it?
The Amateur Radio Emergency Preparedness Act (HR 1094) seeks to prohibit certain private land use restrictions that limit the installation and operation of amateur radio station antennas.