This week Bobbi Conner talks with Dr. Hannah Burrick about noise-induced hearing loss. Dr. Burrick is a Clinical Instructor ...

which is ham-speak for radio frequency interference caused by man-made sources. Indiscriminate, often broadband in nature, and annoying as hell, QRM spews forth from all kinds of sources ...

Last year, North East Lincolnshire Council said the source of a mysterious humming noise that plagued residents of Immingham ...