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What is Overview of Telephone Exchanges about?

Telephone exchange introduction discusses the evolution of telephone exchanges from manual to electronic exchanges. Key points: 1. Early telephone exchanges were manual, with operators manually connecting calls between subscribers. 2. Electro-mechanical exchanges introduced automated switching using electromechanical switches like the Strowger switch. 3. Electronic exchanges digitized voice and used electronic switches controlled by software to connect calls much faster, on the order of nanoseconds. Th

Author

Pankaj kumar

Language

EN