What type of equipment is authorized in the amateur service for radio communication?

In the amateur radio service, the equipment that is authorized for radio communication is specifically designed for that purpose, which includes radio apparatus. This equipment is utilized by licensed amateur operators to engage in two-way communication over various frequencies allocated by regulatory bodies, such as the Federal Communications Commission (FCC) in the United States.

Radio apparatus covers a broad range of devices, including transceivers, antennas, and other accessories that are integral to amateur radio operations. These devices are built to operate under the specific guidelines and regulations set forth for amateur radio, ensuring that users can communicate in a responsible and efficient manner.

Other types of equipment listed, such as broadcast equipment, intercom devices, and television transmitters, are not authorized for amateur radio communication. Broadcast equipment is typically reserved for licensed broadcasting entities, intercom systems are designed for local communication within a confined space, and television transmitters are used for providing video signals rather than the type of communication that amateur radio encompasses.