This book provides a comprehensive treatment of the operation, standards and technology of the ISDN subscriber loop. It is an essential reference for any engineer or engineering manager involved in the design and development of ISDN equipment as well as advanced undergraduate and postgraduate students of communications systems.

This text identifies the concepts which underpin the mechatronic approach to engineering design and brings together its principle components - sensors and tranducers, embedded microprocessors, actuators and drives to explore their interrelationships. The text focuses primarily on hardware elements and the impact of system architecture. Modern technology is set in an historical background and chapter comes with learning objectives and chapter outlines.