频谱仪输入端常见故障原因分析

Analysis on the Reason of the Frequent Malfunction in the Spectrum Analyzer's Input Parts

本文以维修工作中遇到的频谱分析仪输入端常见故障为线索,介绍了其中输入衰减器和第一混频器的结构,并详细分析了可能造成其烧毁的原因。

According work, this paper describes destroyed in detail. tO the the frequent malfunctions in the spectrum analyzer＇s input parts structures of the input attenuator and 1st mixer, and analyzes the met in the repairing reasons that may be