摘要
介绍了基于DDS设计的频率特性测试仪,整个系统以单片机为控制核心,实现了对被测网络频率特性的测量,用液晶显示器LCD显示幅频特性和相频特性曲线,同时还可打印频响曲线。
The tester for frequency response characteristic based on DDS is introduced, it usesmicro controller as the key device, displaying amplitude and phase frequency characteristic curveswith LCD and printing them .
出处
《半导体技术》
CAS
CSCD
北大核心
2003年第12期44-46,共3页
Semiconductor Technology
关键词
幅频特性
相频特性:单片机
DDS
频率特性测试仪
amplitude frequency characteristic
phase frequency characteristic
micro controller
DDS
