How does a radio telescope work?

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How does a radio telescope work?


  Last updated November 15, 2017 at 10:14 am

Astronomers have different ways of watching the universe, including optical telescopes like Hubble, and radio telescopes like the SKA. But how do radio telescopes actually work? This animation shows you how both dish and dipole antennae receive radio waves to observe distant galaxies in the Universe, and what astronomers do with that data.


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ICRAR is an institute of astronomers, engineers and big data specialists supporting the Square Kilometre Array, the world’s largest radio telescope. ICRAR is an equal joint venture between Curtin University and The University of Western Australia, with funding support from the State Government of Western Australia.