cal_TwelveTerm = rf.TwelveTerm(\
        ideals = my_ideals,
        measured = my_measured,
        n_thrus = 1,
        )

# run calibration algorithm
cal_TwelveTerm.run()
#%%

f_start = freq_low * 1E9
f_stop = freq_high * 1E9
f_npoints = n_freq

vna = PNA(address='TCPIP0::10.236.73.132::inst0::INSTR')
vna.reset()
vna.scpi.set_trigger_manual
# vna.scpi.set_delete_all()
# vna.scpi.set_display_on(wnum=1,state=True)

meas_channel = 2

meas_S11 = 'S11'
vna.create_meas(meas_S11, 'S11', channel=meas_channel)
meas_S22 = 'S22'
vna.create_meas(meas_S22, 'S22', channel=meas_channel)
meas_S21 = 'S21'
vna.create_meas(meas_S21, 'S21', channel=meas_channel)
meas_S12 = 'S12'
vna.create_meas(meas_S12, 'S12', channel=meas_channel)