一种多功能扫频仪的设计

Design of a Multi-functional Sweep Generator

介绍一种基于单片机控制的扫频仪的结构、工作原理及实现方法。它能直观的测试一个系统的幅频特性、相频特性和截止频率。

The structure, operation principle and realizable method of a sweep generator are introduced in this paper. It can measure the magnitude characteristic, phase characteristic and limiting frequency of a system.