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本文主要论述采用直接调频法的一套实用化三路调频光缆传输系统。文中对调频、信号合成、复合信号分离、解调以及E/O、O/E转换等技术都作了叙述,介绍了工作原理、系统方块图,讨论了为实现良好的技术指标所采取的一些措施和方法,并且对系统的可靠性及维护提出了见解。
This article discusses the use of direct FM method of a set of practical three-way FM cable transmission system. The article describes the FM, signal synthesis, composite signal separation, demodulation and E / O, O / E conversion technology are described, the working principle, the system block diagram, to discuss some of the techniques used to achieve good Measures and methods, and put forward some opinions on the reliability and maintenance of the system.