Description: Given an analog signal, it is converted to digital signal, calculated by FFT, and the amplitude frequency characteristic curve is drawn.
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File list (Check if you may need any files):
| Filename | Size | Date |
|---|
| 新建文件夹\dft.m | 104 | 2018-04-15
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| 新建文件夹\disanti.m | 74 | 2018-04-15
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| 新建文件夹\disiti.m | 164 | 2018-04-15
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| 新建文件夹\idft.m | 113 | 2018-04-01
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| 新建文件夹 | 0 | 2018-04-18 |
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