vswr

Xnec2c is a high-performance multi-threaded electromagnetic simulation package to model antenna near- and far-field radiation patterns for Linux and UNIX operating systems.

A rectangular microstrip patch antenna is a type of antenna with a rectangular metallic patch printed on a dielectric substrate. HFSS, or High Frequency Structural Simulator, is a powerful software tool for designing and analyzing such antennas, providing accurate simulations of their electromagnetic performance.

a Signal Analyzer based on the soapySDR library for windows

2.4 GHz power amplifier design project featuring analytical matching network calculations in Mathcad, PCB layout in Altium Designer, CAD component integration, and full-wave 3D electromagnetic simulation in CST Studio Suite.

Design, analytical calculation, and 3D electromagnetic simulation of an H10 (TE10) rectangular waveguide section operating at 4.2 GHz (C-band). Includes Mathcad worksheets, SolidWorks CAD/STEP models, CST Studio Suite simulation project, and full technical documentation.

2.44 GHz ISM-band microstrip inset-fed patch antenna and 2x2 corporate-fed array designed on Rogers RO4350B substrate. Includes Mathcad analytical synthesis, CST Studio Suite 3D electromagnetic simulations, and mechanical CAD enclosure models licensed under CERN-OHL-P v2.

Design and analytical synthesis of a 15 GHz Ku-band microwave low-noise amplifier based on the ATF-26884 GaAs pHEMT transistor and Rogers RO4350B substrate. Features Mathcad matching derivations, CST 3D electromagnetic simulations, and Altium Designer PCB layouts.

Analytical calculations (Mathcad), 3D CAD modeling (SolidWorks, STEP), and electromagnetic simulation (CST Studio Suite) of a microstrip transmission line operating at 1.015 GHz.

Design, analytical synthesis, and numerical simulation (Cadence AWR MWO) of a reactive L-section impedance matching network for the 2SK2974 UHF power MOSFET at 1.2 GHz, transforming complex sub-ohm port impedances to 50-ohm terminals.

869 MHz rectangular microstrip patch antenna on FR-4 substrate with a quarter-wave matching transformer. Includes analytical Mathcad calculations, full-wave 3D CST Studio Suite models, transient EM analysis, VSWR/Z-parameters optimization, and farfield directivity patterns under CERN-OHL-P v2.

Analytical calculations (Mathcad) and 3D electromagnetic simulation (CST Studio Suite) of a circular waveguide with a matching transition designed for 6.21 GHz.

Analytical calculations (Mathcad) and 3D electromagnetic simulation (CST Studio Suite) of a coaxial transmission line designed for 2.4 GHz, including CAD modeling (SolidWorks).

Compact 5.8 GHz microstrip-fed printed dipole antenna with integrated ground balun and via fence for ISM/FPV applications. Features CST Studio Suite EM simulation project, Altium Designer PCB layout, analytical transmission line calculations, S-parameters, VSWR, and far-field radiation patterns under CERN-OHL-P v2.

Viewer for S1P (Touchstone) File Format that allows simultaneous viewing and comparison of multiple files. S1P files can be created using NanoVNA. Charts can be displayed in the following formats: Impedance, LinMag, LogMag, Phase, Reactance, Resistance and VSWR.

CST multiband GSM printed antenna design with S11, VSWR, gain, directivity, and radiation pattern screenshots.

أساسيات في شبكات الإتصالات, مع تركيز على الإتصالات المستخدمة في المنظمات الدولية

Antenna-first lab for 1U CubeSat: reproducible UHF monopole sizing + matching/VSWR + verification plan, designed to plug into COMMS-first link budgets.

Design and simulation of a 4-element microstrip patch antenna array using CST Studio Suite for THz wireless communication applications.

⚡ Zero-dependency RF & transmission line calculator CLI. Gamma, VSWR, Smith Chart, skin depth, path loss, dB conversions — all from the terminal.

rf transformer calculating; minimizing of vswr of uhf line with multiple sections of two lines:one is ended by complex Load, second is short-circuit.