What is a radio communication system?

A radio communication system may send information only one way. For example, in broadcasting a single transmitter sends signals to many receivers. Two stations may take turns sending and receiving, using a single radio frequency; this is called "simplex." read more

The common radio communication system uses one or more fixed sites, which have the ability to repeat and relay messages to nearby and remote sites as needed. The two-way radio allows people to exchange messages, whereas radio broadcasting is a transfer of information in one direction only. read more

The Radio Communications System (RCS) consists of several exterior communications subsystems which, in combination, provide all exterior communications requirements for the ship with the exception of the Special Intelligence Communications requirements. read more