Hercules A

Hercules A
Radio-Optical View of the Galaxy Hercules A - Many thanks to: NASA, ESA, S. Baum and C. O'Dea (RIT), R. Perley and W. Cotton (NRAO/AUI/NSF), and the Hubble Heritage Team (STScI/AURA)

Thursday, January 17, 2013

The historic 25 meter Dwingeloo Telescope in the Netherlands


 "...The picture shows the telescope as it was in the beginning, with a tiny 21cm receiver supported by a single guyed pole. Over the ensuing decades, more sophisticated, and much heavier, cooled receivers had to be supported by three, and later four, sturdy legs. The telescope is now a National Monument..."

 Submitted by Peter Barthel