This article mainly introduces several kinds of common external signal interference in measuring and automatic control system, and the method on checking during installation and debugging.
本文主要介绍在检测、自动控制系统中常见的几类外部信号干扰及其在安装、调试过程中的排查方法。
Due to need for the development of portable motor meter assembly checking box, a kind of frequency signal generator is designed, detailed design principle and idea are discussed.
针对“便携式汽车仪表总成校验箱”系统的开发需要,设计了一种用于汽车电子转速表、里程表校验的频率信号发生器,论述了电路的设计原理和设计思想。
This paper presents a "waveform display method" for checking the colour TV Chrominance Delay Line in the factory, and introduces a simple, practical and self-made test-signal generator.
本文提出一种适用于工厂检测彩色电视色度延迟线的“波形方法”,并介绍了一种自制的简易实用的测试信号源。
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