便携式低频幅频特性测试仪的研制

Development of Portable Instrument for Amplitude-Frequency Characteristic

介绍了基于单片机控制的幅频特性测试仪 ,用于测量有源、无源网络的幅频特性。文中重点阐述了测试仪的信号发生、数据采集及液晶显示技术。

The instrument based on chip microcomputer is introduced .It can measure frequency characteristic of active and passive network. The introduction of the techniques such as signal generation, data acquisition and LCD is the key points in this paper.