Efforts to revitalize the AM radio industry run the gamut from large to small and include modifications as specific as those surrounding the licensing/modification of AM directional antenna arrays.

Back in September, after a 19-year wait, the FCC approved the much-anticipated rules that will permit computer modeling of AM directional arrays as a means of directional antenna performance ...

SPRINGFIELD, VA.—Ever hear of an “Antennalyzer?” No, I’m not referring to the popular little boxes used by ham operators to check antenna characteristics and impedance matching, but rather to an early ...

If you read old antenna books, you’ll probably see the idea of phased vertical antennas. These use certain lengths of coax to control the phase of a signal going to three verticals in a triangular ...