本文设计的虚拟频谱分析仪的功能包括音频信号信号输入、信号波形分析、信号频谱分析。-This paper, the design of the virtual spectrum analyzer features include audio signal signal input, the signal waveform analysis, signal spectrum analysis.

该m文件是数字信号处理实验课上的实验8：音频频谱分析仪的设计与实现-The m-file is an experimental digital signal processing on the experimental class 8: Audio Spectrum Analyzer Design and Implementation