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  1. Telecommunications
  2. Types of Telecommunication Systems



Telecommunications is the exchange of information over significant distances using electronic medium such as telephones, cables, telegraph, etc. it is any system that is used for communicating over distances.

A basic telecommunication system consists of three primary units that are always present in some form:

  1. A transmitter that takes information and convert it to a signal
  2. A transmission medium, also called the ‘physical channel’, that carries the signal
  3. A receiver that takes the signal from the channel and converts it back into usable information.


Types of Telecommunication Systems

(i) Public Switched Telephone Network (PSTN) (Landline)

(ii) Mobile Phone System (GSM)

(iii) Circuit Switched Packet Telephone Systems (CSPT)

(iv) Satellite Telephone System

(v) Fixed Wireless Telephone System


  1. What is Telecommunication?
  2. Highlight the types of telecommunication systems


Public Switched Telephone Network (Landline)

PSTN is the network which allows any telephone in the world to communicate.

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