基于声卡的示波器和频谱分析仪

这是一个来自NI社区的实例，我没有下载试过，所以无法保证它的正确性。仅为大家提供作为设计参考。最好不要用于毕业设计，因为已经有近2000人下过这个例子。

Functional Description

The program Scope is a software rendition of three popular laboratory instruments:

• Oscilloscope
• Function Generator
• Spectrum Analyzer

It uses the stereo \headphone" and \line input" jacks for two channels of analog input and two channels of analog
output respectively. 'Scope is written in LabView and the source code is available online for users who have access to
LabView and wish to modify the program's behavior.

下载连接：http://decibel.ni.com/content/docs/DOC-4834

我没有下载试过，仅供参考！