为什么拍频信号的频谱看不见?
求助,为什么看不见拍频信号的频谱🆘 !uoU 8Ki9 激光器扫描区间:1545nm-1555nm ]&%_Fpx 激光器扫描速度:50hz/s 也就是说扫描速度为500nm/s m }I@:s2 延时光纤:1m q]+'{Ci@ 采集卡速度:2M ;~Y0H9` 采样点数:40000 t>;u;XY!; lN"%~n?
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