搜索 - 科创

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如何在90年代经济且精密地测量20G微波信号的频率？ HP5347A是那个年代的产品，与53131A的3GHz选件不同，那个年代没有这么好的divider。于是乎，很有趣的二极管应用 SRD把每个...

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