VC++自适应数字滤波器实验程序的源代码，可生成固定带通滤波器曲线图、可变带通滤波器曲线图、噪声删除、输入输出误差，可设置最低频率和最高频率，Y轴缩放等参数。

-VC++ adaptive digital filter test program' s source code, can generate a fixed band-pass filter curve, curve of the variable band-pass filter, noise removed, the input output error, you can set the minimum frequency and maximum frequency, Y-axis scaling parameters.