The field of telecommunications technology is large and has as a main purpose to supply the necessities of those who need to communicate at a distance. It is part of the electrical engineering and includes a complete project, from the implementation to the maintenance and control of communications systems’ networks.
The information is temporarily converted into electrical signals (electrical voltages). This is done so that it is possible to go through the system until it reaches the destination. Then, these signals are again converted into intelligible information by the recipient.