Zobrazeno 1 - 10
of 26
pro vyhledávání: '"D.A. Bathker"'
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 40:1274-1285
An overview of a NASA/JPL antenna project, with specific focus on the methodology used to predict the microwave performance of a 34-m-diameter beam-waveguide (BWG) reflector antenna, designated DSS 13, is given. Microwave performance predictions are
Autor:
D.A. Bathker, R. Hartop
Publikováno v:
MTT-S International Microwave Symposium Digest.
Selected critical microwave components for a very long pulse (several hours) X-band RADAR system are discussed from a theoretical and practical viewpoint. Included are the special-sized waveguide and flanges, hybrid power combiner, couplers, switches
Publikováno v:
IEEE Antennas and Propagation Magazine. 33:19-21
A giant HF divided-boom Yagi antenna designed, constructed, and demonstrated by radio amateurs is described. The antenna, designed using the method-of-moments MININEC wire code, consists of 13 widely-spaced elements disposed on six towers, in a fixed
Autor:
R. Hartop, A.A. Oliner, C.L. Upadhyayula, H.M. Macksey, U. Barabas, R. E. Smith, M. Koyama, U. Langmann, J.R. Sebring, S.T. Jolly, K. Mause, J.R. East, George I. Haddad, D.A. Bathker, M.V. Schneider, W.R. Wisseman, U. Wellens, J. F. Wilhelm, Hua Quen Tserng, J.P. Paczkowski, I. Ohtomo, W.W. Snell, S. Shindo, B.G. Bosch, V. Sokolov, H. Nguyen-Ba, T.F. McMaster, R.M. Cox
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 24:997-1001
Autor:
D.A. Bathker, R. Hartop
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 24:958-963
Selected critical microwave components for a 400-kW very-long-pulse (several hours) X-band RADAR system are discussed from theoretical and practical viewpoints. Included are the special-sized waveguide and flanges, hybrid power combiner, couplers, sw
Autor:
D.W. Brown, D.A. Bathker
Publikováno v:
Proceedings of the IEEE. 54:1949-1951
Autor:
D.A. Bathker
Publikováno v:
IEEE Transactions on Microwave Theory and Techniques. 15:128-130
Autor:
M.S. Reid, D.A. Bathker
Publikováno v:
1972 IEEE GMTT International Microwave Symposium.
The performance capability at S-, X- and K-band of the NASA/JPL 64 m Cassegrain antenna at Goldstone, California, is reviewed. The multiple feed system allows X-and K-band atmospheric research studies to be conducted simultaneously with mission direc
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Akademický článek
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