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🆘 []3}(8yxGb 激光器扫描区间:1545nm-1555nm ~%:p_td 激光器扫描速度:50hz/s 也就是说扫描速度为500nm/s
G5f57F 延时光纤:1m *`.{K12T 采集卡速度:2M B]F7t4Y! 采样点数:40000 k[) @I;m '0$[Ujc
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