[Alan’s] friend came to him with a problem. He loved listening to his scanner, but hated the volume differences between stations. Some transmitters would be very low volume, others would nearly blow ...

This is one in a series of occasional articles about radio broadcast industry technical milestones. Read past Milestones under Columns atradioworld.com. In any industry, we can look back and identify ...

Electronically processed analog audio has been around since about 1876 when Alexander Graham Bell and Elisha Gray filed patents for “transmitting the human voice through a telegraphic circuit.” But ...