Signalman. Base

Author: Zhang Huanli
Publisher:
Publish Date: 2004-11-01
Features: This book focuses on introducing how to repair and adjust ZD6 series electric interlocking machines, how to use and maintain BDK-2000 model level crossing alarm equipment, walkie-talkies, signal transformers, rectifiers, AC binary double-position relays, and 25Hz phase-sensitive track circuit microelectronic receivers, etc.

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