This is a thorough revision and updating of the best-selling third edition. The many developments that have taken place in telecommunications systems engineering since the third edition was published in 1998 require this thorough overhaul to keep the book
· Chapter 1: Basic Telephony.
· Chapter 2: Local Networks.
· Chapter 3 Switching in an Analog Environment.
· Chapter 4: Signaling for Analog Telephone Networks.
· Chapter 5: Introduction to Transmission for Telephony.
· Chapter 6: Long-Distance Networks.
Roger L. Freeman is founder and principal of Roger Freeman Associates, independent consultants in telecommunications, specializing in system engineering in Hispanic America. In the course of over 45 years' experience in telecommunications operations, main
· Professional engineers and technicians working in the telecommunications industry
· Students in universities and technical schools
· Seminars and in-house courses
· Technical libraries, both public and corporate
