Power exchange communication (Junior Technician) (Junior Technician)

Author: China Power Enterprise Association Supply Branch
Publisher:
Publish Date: 2002-05-01
Features: The book consists of three chapters, mainly introducing communication equipment (including communication cables, cross-connects, telephones), exchanges (including basic knowledge, manual exchanges, automatic exchanges), and communication power supplies (including an overview of power systems, batteries, and development trends in communication power supplies). Each chapter is followed by review questions.