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How do u measure IIP3 of LNA? Extrapolation or ip3_in() ?

时间:04-10 整理:3721RD 点击:
How do u measure IIP3 of LNA in ADS ?
Extrapolation or ip3_in in the toolbar ?

I found the results of these two method were different for the same LNA. It was -19 dBm from ip3_in and -9 dBm from extrapolation . Which should I trust ?

Thank you .

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