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Anritsu FAQs

I am measuring two-port s-parameters with the 37347C VNA. What I intend to do is extract s-parameters from the DUT into a file. I found a useful feature in the hard copy menu, which should generate all 4 S-parameters into an S2P format file. All I got from the file is data for S21. The data for S11, S12 and S22 all showed zeros.
answer
A full 2 path 12 term calibration is needed in order to see all 4 S parameters in the S2P file format.