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21st of March 2016
MK3 Phased Array Feed
by Alex Dunning (CASS)
Today's image shows CSIRO's MK3 40-port phased array feed -- with its characteristic "rockets" -- undergoing testing in the Parkes aperture array test facility. The test facility uses an ASKAP digital backend to measure the response of the new-design phased array feed when illuminating a room temperature load and when illuminating the sky.

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