They finally got around the problem by designing filters (whereas a German group avoided the problem altogether by being located in a sheep pasture, out of range of radio noise). (newscientist.com)
No television or radio noise on, all the curtains closed and this will help your twins fall asleep smoother. (stressfreemommies.com)
Lots of natural bodies make radio noise, he said, but the only thing that makes a narrow - band signal, as far as scientists know, is a transmitter. (scientificamerican.com)