## A generalized network formulation for aperture problemsAir Force Cambridge Research Laboratories, Air Force Systems Command. U.S. Air Force, 1975 - Science - 24 pages |

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2M in free adjoint problem admittance matrix aper apert aperture admittance matrices aperture coupling aperture covered APERTURE PROBLEMS aperture region cavity coefficient complete conductor component of H component of magnetic computer programs conducting plane current sources denotes depend linearly electric conductor equivalence principle equivalent current equivalent magnetic current equivalent sources evaluate excitation vector expansion functions feeding an aperture field in region field produced FORMULATION FOR APERTURE free space half space half-space image theory impressed sources incident mode incident wave linear measurement magnetic dipole method of moments obtain operator equation orthogonality plane conductor plane-wave excitation power transmitted quadratic measurement R. F. Harrington reflection coefficient region z<0 region z>0 shown in Fig solution sources in region Substituting symmetric product Syracuse tangential component tangential magnetic field testing function transmitted field u x ejds UNCLASSIFIED Security Classification waveguide cross section waveguide feeding waveguide region waveguide-fed apertures z=0 plane