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数字存储示波器设计

于 2022-04-19 发布 文件大小:6.26 MB
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代码说明:

为了测试高频模拟信号,必须采用高速的模数转换技术。采样定理指出,要不失真地复现输入信号,采样频率必须大于等于输入信号频率上限的二倍,但在实际工作中,要得到较理想的输入信号的波形,在输入信号的每个周期必须采十个以上的数据点。这样绘制出的波形图才能比较准确地反映输入信号的特征。

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