模数转换关键性的第一步是对模拟信号进行采样。
The first essential step in analog-to-digital conversion is to sample an analog signal.
DAQ设备可以更容易监测好采样频率为600 Hz的信号。
The DAQ device can then breathe easier and sample at only, say, 600 Hz.
用此公式能够快速的从非同步采样数据得到信号的幅值相位信息。
Some information such as amplitude and phase can be obtained from this formula very fast.
用此公式能够快速的从非同步采样数据得到信号的幅值相位信息。
Some information such as amplitude and phase can be obtained from this formula very fast.
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