Yes, Yes ! It is exactly the same effect here as I just see at your screen capture. I think there is no remedy at all, except perhaps to steal the TV when the mother and baby are outside home ??? And
Markus, that is very interesting. About the 16.7 33.3 Hz and multiples of that, I never think about railways. But I have also a railway station with conversion units at 700 m south of my location ! I