Tag Archives: tropospheric ducting

Atmospheric phenomenon affecting TV and radio broadcasts

CMU Public Radio's broadcast tower in Mt. Pleasant.

CMU Public Radio’s broadcast tower in Mt. Pleasant.

If you’ve been having trouble recently picking up your favorite radio or television station over the air, you’re not alone. A phenomenon known as “tropospheric ducting ” is affecting broadcasts across the Midwest.

It’s causing distant signals to be received sometimes hundreds of miles away from their source, while at the same time making some local stations nearly impossible to pick up. Continue reading