Missing RF output gain setting in get_correction_for_each_LO_and_IF during calibration

[joanjcaceres]

Hi, I noticed a bug in the get_correction_for_each_LO_and_IF method during calibration. Specifically, the RF output gain was not being defined for the calibration process. To fix this, it needs to be added the following line before the calibration:

qm.octave.set_rf_output_gain(element=element, gain_in_db=gain)