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<p>a 305 m <a href="page.php?w=spherical_reflector">spherical reflector</a> <a href="page.php?w=dish_antenna">dish</a> built into a natural <a href="page.php?w=sinkhole">sinkhole</a>, with a cable-mount steerable receiver and several <a href="page.php?w=radar">radar</a> transmitters for emitting signals mounted 150 m above the dish. Completed in 1963, it was the world's largest single-aperture telescope for 53 years, surpassed in July 2016 by the <a href="page.php?w=Five-hundred-meter_Aperture_Spherical_Telescope">Five-hundred-meter Aperture Spherical Telescope</a></p><p>
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