Kiwamu Daniel
The attached spectrum shows the IMC-WFS_[AB]_[IQ][1234] signals. Electronics noise dominates above 2 kHz for WFS B and above 1 kHz for WFS A. IMC-WFS_A_Q4 is either exactly in the Q phase or broken. The DC signals seem to be even closer to the ADC noise, since they have no whitening filters.