COMMUNICATION AND COMMUNICATION SYSTEMS ....
COMMUNICATION SYSTEM The communication system is a system which describes the information exchange between two points. The process of transmission and reception of information is called communication. The major elements of communication are the Transmitter of information, Channel or medium of communication and the Receiver of information. Elements Of Communication Systems The definitions of the terms used in the communication system are discussed below. Information Message or information is the entity that is to be transmitted. It can be in the form of audio, video, temperature, picture, pressure, etc. Signal The single-valued function of time that carries the information. The information is converted into an electrical form for transmission. Transducer A device or an arrangement that converts one form of energy to the other. An electrical transducer converts physical variables such as pressure, force, temperature into corresponding electrical signal variations. Example: Micropho