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修改时间 01-19-2016 07:36 AM
我有一块pxi5922的采集卡，该采集卡最低采样率是50kHz,最大采样数是2M
现在在我们的应用里，想要采集0.01Hz这样的低频信号，但是目前的采样频率和采样数导致我们只能采集0.4个周期，有什么办法能够测量多个周期的低频信号？
修改时间 01-20-2016 05:03 PM
避免连续采样.
修改时间 01-21-2016 05:13 AM
您好！
为什么最多只能采集0.4个周期？？
理论上采样率越高越能反映您的信号真实情况。
只要您将数据及时读取，就不会溢出。
同时您可以设置横坐标的刻度，使其同时显示多个波形。
谢谢！
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