Basic Principle of Communication

The word communication means exchange of ideas and views between two or more people. Basically communication needs a common language and a source of energy for carrying the transmission, a receiver and a media through which this energy is transferred. In electronics, the term communication means sending, receiving and processing of information by electronic means. Initially communication started with wired telegraphy in 1840s. Some decade’s later telephony came up as an evolved communication system. In twentieth century, during World War II (1939-45) the triode (the electronic tube) was invented and…

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