Fire Alarm System, Air Conditioning Pest control
As the equipment works they get heated up. Air Conditioning system will…
Power Installation Infrastructure of a SWITCHING Center- Example
Power system of a SWICH location is a very critical fact. We…
SDM (Subscriber Data Management)/ HLR (Home Location Register)
SDM is a database. It consists of following main features. · HLR (Home…
Strowger Switching System
The first ever automatic telephone switching was developed by Almon B Strowger.…
Basics of a Switching System
In this section, we will learn about the different components and terms…
