Internal medicine. Internal medicine or general medicine (in Commonwealth nations) is the medical specialty dealing with the prevention, diagnosis, and treatment of adult diseases. Physicians specializing in internal medicine are called internists, or physicians (without a modifier) in Commonwealth nations.
The Emergency Alert System (EAS) is a national public warning system that requires broadcasters, cable television systems, wireless cable systems, satellite digital audio radio service (SDARS) providers, and direct broadcast satellite (DBS) providers to provide the communications capability to the President to address the American public during a ...
The type of amateur station that simultaneously retransmits the signal of another amateur station on a different channel or channels is called a repeater station. An auxiliary station transmits signals over the air from a remote receive site to a repeater for retransmission.