本文的设计均衡器以MATLAB为开发平台,利用MATLAB的GUI功能，能实现对音乐的读取,播放,音量调节,分段频率调节,以及波形显示等功能,对数字信号处理有极好的演示.-In this paper, the design of the equalizer MATLAB as a development platform, using MATLAB GUI functionality, can achieve read music, play, adjust volume, segmentation frequency regulation, and waveform display and other functions, the digital signal processing with excellent presentation .