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本文详述了用TRS—80微型计算机实现的相关式超低频频率特性测试仪的工作原理及实现过程中的几个重要问题。使用这种仪器对低频系统进行研究是方便和有效的。
This article details the working principle of TRS-80 microcomputers related to the ultra-low frequency frequency characteristics of the tester and the implementation of several important issues. It is convenient and effective to research low-frequency systems using this type of instrument.