BOOKS - TECHNICAL SCIENCES - Связь энергосистем
US $8.84
479100
479100
Связь энергосистем
Author: Белоус Б.
Year: 1948
Number of pages: 285
Format: PDF
File size: 13 MB
Language: RU
Year: 1948
Number of pages: 285
Format: PDF
File size: 13 MB
Language: RU
The book describes the principle of organization of service communication of power systems, the physical foundations of telephony by wires, the equipment of selector communication and high-frequency telephony by wires, the organization and operation of communication nodes of power systems.