EXAMPLES FROM THE WEB FOR RADIO TELESCOPE
The S-Regions are invisible to the eye through an optical telescope, but are detected with ease by a radio telescope.
Later messages had been picked up by radio telescope and converted to appear as symbols on the oscilloscope screen.
Later, the boys helped check circuits while the radio telescope swung through a variety of arcs, with Farid at the controls.
Rick turned and looked at the radio telescope at Sahara Wells, its great parabolic reflector gleaming in the brilliant moonlight.