73 lines
2.4 KiB
C++
73 lines
2.4 KiB
C++
/*
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* rectwaveguide.h - rectangular waveguide class definition
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*
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* Copyright (C) 2001 Gopal Narayanan <gopal@astro.umass.edu>
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* Copyright (C) 2005 Stefan Jahn <stefan@lkcc.org>
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* Modified for Kicad: 2015 jean-pierre.charras
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this package; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __RECTWAVEGUIDE_H
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#define __RECTWAVEGUIDE_H
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#include <transline.h>
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#define PHYS_A_PRM PHYS_WIDTH_PRM
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#define PHYS_B_PRM PHYS_S_PRM
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class RECTWAVEGUIDE : public TRANSLINE
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{
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public:
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RECTWAVEGUIDE();
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private:
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double mur; // magnetic permeability of substrate
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double a; // width of waveguide
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double b; // height of waveguide
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double l; // length of waveguide
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double Z0; // characteristic impedance
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double Z0EH; // characteristic impedance of field quantities*/
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double ang_l; // Electrical length in angle
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double er_eff; // Effective dielectric constant
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double mur_eff; // Effective mag. permeability
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double atten_dielectric; // Loss in dielectric (dB)
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double atten_cond; // Loss in conductors (dB)
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double fc10; // Cutoff frequency for TE10 mode
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public:
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private:
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double kval_square();
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double kc_square( int, int );
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double fc( int, int );
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double alphac();
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double alphac_cutoff();
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double alphad();
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void get_rectwaveguide_sub();
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void get_rectwaveguide_comp();
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void get_rectwaveguide_phys();
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void get_rectwaveguide_elec();
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void show_results() override;
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void calcAnalyze() override;
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void calcSynthesize() override;
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void showAnalyze() override;
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void showSynthesize() override;
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};
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#endif // __RECTWAVEGUIDE_H
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