science1 publisher
SKA-Low prototype confirms its sunflower antenna layout loses sensitivity at 125 MHz
SKA Observatory engineers found a sensitivity dip at 125 MHz on the 256-antenna AAVS3 prototype and ruled its sunflower layout out of the final telescope. The modified spiral that replaces it drops the repeating 2.4-meter spacings and has so far been checked only in simulation.
Publishers:phys.org
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