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DF100A型PSM短波发射机调谐控制系统在发射机的倒频操作中起着核心作用。本文主要介绍了它的控制原理,并对实际工作中出现的故障进行具体的分析,并对一些维护方面好的方法进行了探讨。
The DF100A PSM shortwave transmitter tuning control system plays a central role in the transmitter’s frequency scrambling operation. This article mainly introduces its control principle, and carries on the concrete analysis to the breakdown which appears in the actual work, and has carried on the discussion to some good maintenance methods.