Gain or gain-to-temperature ratio of dual-shaped subreflector receiving antenna increased when illumination is tapered near aperture edge. Taper imposed in antenna feed reduces spillover in transmitting mode and reduces noise pickup in receiving mode.
Microwave Antenna With Reduced Noise Leakage
NASA Tech Briefs ; 10 , 1
1986-06-01
Miscellaneous
No indication
English
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