It is common knowledge and experience that the groundwave coverage areas of AM broadcast stations can vary significantly, even for identical transmitter powers and antenna system parameters. AM ...

Carrier synchronization, Mark Persons writes, can be applied to alleviate co-channel interference between two AM radio ...

Last month we looked at contributions to the art made by amateur operators, in particular advancements in Amplitude Modulation, or AM, and how it came to give radio its voice. This month, we will look ...

In a reach-boosting signal swap, a locally owned group of radio stations announced on Monday plans to buy a new frequency for its sports talk station. Radio Fargo-Moorhead, the six-station group owned ...

With 20 million people reached by Westwood One’s AM/FM college basketball coverage each season, new research highlights distinct differences between audiences for NCAA tournament games on TV and radio ...

Boise State University is requesting the permission of the State Board of Education to sell Boise State Public Radio's AM radio frequency license using a broker during the second day of monthly ...