Communications: radio wave antennas – Antennas – Wave guide type
Patent
1977-03-24
1978-05-30
Smith, Alfred E.
Communications: radio wave antennas
Antennas
Wave guide type
343837, 343781CA, H01Q 1914
Patent
active
040926486
ABSTRACT:
A reflex feed system for a dual frequency antenna which may be, for example, one which transmits and receives both S and X-band signals, uses, in place of the dichroic plate normally employed for directing X-band radiation away from the X-band horn a flange about the opening of the X-band horn.
REFERENCES:
patent: 3763493 (1973-10-01), Shimada et al.
Fletcher James C. Administrator of the National Aeronautics and Space
Hartop Robert W.
Manning John R.
McCaul Paul F.
Moore David K.
Mott Monte F.
Smith Alfred E.
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