Beam Testing with the Helsinki Hologram
Michel Nexon, Guy Serra, and Christophe Martyview from above Odin The hologram is a large sheet of copper plated mylar with an etched pattern. View of the hologram as seen from Odin looking towards the source (2) View of the hologram as seen from Odin looking towards the source (1) A Gunn oscillator illuminates the hologram. view of Odin looking directly into one of the star trackers. a close-up of the star tracker 119GHz beam measurement using the HUT hologramOdin rotated 45 degrees during beam testing with the Helsinki University of Technology hologramfront view of Odin heaters on the back of the main reflector are used to maintain a uniform temperature across the dish Odin mounted at 45 degrees in the Saab-Ericsson Space facility Odin was rotated 45 degrees to align the receiver polarisation with that of the hologram View of the hologram as seen from the source
last update 2009 August 17, 09:47 UTC by Steve Torchinsky. See changelog.