CONTENTS
	ABOUT US PRODUCTS Equipment of Railway Line Telephone System Operator Consoles Central Units and Transceivers Central Units Station Central Unit Dispatching Central Control Unit Selective Transceivers Station Selective Tranceiver Line Selective Tranceiver System telephone Remote Telephone Users System Protection-matching Transformers Loading Coil (Pupin coil) Outdoor Telephones Equipment and Units for Substitution of Relay Equipment Operator Console Electronic Pulse Repeater Electronic Polarised Relay Equipment of Train Loudspeaker System Power Supply BUSINESS RESULTS