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popothomas:P2和P3饋入端埠 , 長度不一致 , 會有相位差 . (2018-05-31 16:56) ~ 61?nu
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shadowhunter:他做的应该是有90度相位差的功分器。他的问题在于没有正确的接隔离电阻,版图里用两个50欧姆端口模拟,但这和100欧姆隔离电阻不是等效的。原理图上直接没加,而且看的还是S12,我估计他这 .. (2018-05-31 17:15) a,}{f]
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