Advantages and Disadvantages of Automatic Telephone Exchange

Advantages and Disadvantages of Automatic Telephone Exchange Points : Advantages and Disadvantages of Automatic Telephone Exchange Advantages

1. The provision for privacy is high. As the conversation can not be overheard or monitored without introducing additional circuits.
2. The traffic handling capacity in the auto exchange is high, so the connections between subscriber are established much faster. In case the switching equipment is inadequate or busy, busy tone is returned to the calling party, to give him the impression that the called party is engaged.
3. The quality of service is good. The service is uniform throughout the day and night. The sickness or strike by the maintenance staff affects the quality of service to a little extent but is not paralysing.
4. In the auto telephone exchange the subscriber himself is responsible for making connection with other subscribers, without the help of human operator, by dialling the number.
5. In this type of exchange the possibility of getting a wrong number is very much less.
6. The task of fault finding is very much simplified due to the provision of automatic routiners.

Disadvantages

1. The maintenance of an auto telephone exchange is costlier. As it requires more skilled staff.
2. The switching equipment of an auto telephone exchange is more sensitive to dust.
3. The cost of installation of an auto telephone exchange is very high.
4. The switching equipment of an auto telephone exchange is noisier.