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Port Extension

Question asked by Mar on Jul 11, 2016
Latest reply on Jul 18, 2016 by Dr_joel

Hi,

 

I am measuring the port extension using active marker method from 10MHz up to 20GHz using Network Analyzer (PNA-X). Why the S11 & S22 shape in the smith chart format is different when I put the active marker to 10GHz and 5GHz?

 

Thank you

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