In this short video, I explain how to load a s2p file (or Touchstone file) with measured s-parameters (or scattering parameters) from a vector network analyzer in MATLAB and how to plot these complex parameters by magnitude and phase as well as by their real part and imaginary part.
Example as an Octave Online Bucket:
https://octav.onl/plot_s2p_file
Chapter marks:
0:00 Introduction
1:00 Load the data
2:04 Plot the magnitude
3:53 Plot the phase
7:05 Plot the real and imaginary part
10:15 Summary