matplotlibによるVNA測定結果のプロット
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| from pylab import * | |
| f,arg,mag,ref = loadtxt('vnaplot.dat', delimiter=' ', unpack=True) | |
| subplot(2,1,1) | |
| plot(f, mag, label='mag') | |
| plot(f, ref, label='ref') | |
| xlabel('Frequency (Hz)') | |
| ylabel('Amplitude (dB)') | |
| grid(True) | |
| subplot(2,1,2) | |
| plot(f, arg, label='arg') | |
| xlabel('Frequency (Hz)') | |
| ylabel('Phase (radian)') | |
| grid(True) | |
| show() |
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