Italy
The Manastash Ridge Radar is a passive radar which uses commercial FM broadcasts to study ionospheric turbulence as well as meteor trails, and aircraft. The radar is passive and bistatic; there are receivers located at the University of Washington as well as at Manastash Ridge, which are synchronize
d to permit coherent operation. It is named for its location at the Manastash Ridge Observatory in the eastern foothills of the Cascade Mountains, near Ellensburg, Washington in the United States.
Listen to the audio guide for Manastash Ridge Radar Free on WIP — starts by itself when you arrive, even with the screen off