搜索 - 科创

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是的，即便是忽略了时钟源的漂移，DDS合成的噪声扰动引起的频偏，要单纯实现10E-n级别的鉴频是很不容易的，况且原帖并未采用高频载波。如果用FFT的方式软鉴频，那么要分辨率到Hz级别的话，必须FFT计...

本来计划是，切割片用独立支架的，用传送带传动。。只是没找到轴承。。。我那传动部分有些长，力矩会有些大。。

是的，不过这和熔铸一样，只不过在一边加了水，水还有一点点时关火，混匀，干燥。就算加热过头，也不会着火。

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