Image: Hertz chamber for radio-frequency testing

A view inside ESA's cavernous Hertz chamber for radio-frequency testing of satellites, which will be on show to the public during this Sunday's ESA Open Day in the Netherlands.

Students develop an affordable everyday radio telescope

(Phys.org)—A team of undergraduates from the Indian Institute of Science Education and Research (IISER) at the College of Engineering in Trivandrum, India, has designed and constructed a portable college-level radio telescope ...

New tide gauge uses GPS signals to measure sea level change

A new way of measuring sea level using satellite navigation system signals, for instance GPS, has been implemented by scientists at Chalmers University of Technology in Sweden. Sea level and its variation can easily be monitored ...

Give a name to ESA's zone of silence

Kept isolated from the external Universe, a special ESA chamber simulates the boundless emptiness of space for testing satellite antennas. Recently refitted, it is in need of a new name. Come up with a winning suggestion ...

Catching signals from a speeding satellite

Soaring high above Earth as they speed through space, satellites are difficult targets to track. Now a new approach developed in Europe is helping ground stations to acquire signals faster and more accurately than ever before.

Internet radio becoming more mainstream, survey says

Internet radio's drumbeat is getting louder. More than half of Americans who go online listen to Internet radio services, and consumers who use them are using them more often, indicating the industry has become increasingly ...

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