In this paper, it is proposed that the circuit design, test method and the typical application of a kind of power noise filter.
文中介绍电源噪声滤波器的电路设计、测试方法及典型应用。
The circuit principle and features of the typical half - bridge switching power source, the reasonable overhauling methods and steps and the key test data waveshapes in computer are discussed.
研究了微机中具有代表性的半桥脉宽式开关电源的电路原理和特点，提出了简捷、合理的检修方法和步骤，以及关键测试点的经验数据和波形图。
With the analysis of some typical questions in electronic circuit experiments, the measure error coming from the frequency response of test instruments is discussed.
通过对电子线路实验中存在的几个典型问题的分析，讨论测试仪器频率特性给实验带来的局限性和测量误差，并提出了消除这种测量误差的解决方案。
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