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Release notes

v4.0.1 (April 16, 2025)

Features:

  • New button to compress log files added to the File menu.

Improvements:

  • Improved stability of the Preview window interaction.
  • Updated the default values in automatic meshing to better suit wire antenna geometries.
  • Improved validation for input values of passive components.
  • Improved recognition of FreeCad datasheet rows in CENOS.
  • Updated display of wavelength resolution limit.

Bugfixes:

  • Fixed issue with name editing for discrete ports and lumped elements.
  • Fixed irregular meshing in specific geometries.
  • Fixed PDF export issue for single-frequency simulations.
  • Resolved issue with frequency display in 2D graphs where values remained static regardless of the actual data.
  • Fixed issue where periodic array results were not refreshed when reopening a case for the second time.
  • Fixed visualization of Electric Field vectors.
  • Fixed issue with missing prefix in axial ratio results.
  • Fixed automatic meshing update with periodic arrays tool.

v4.0.0 (January 7, 2025)

Features:

  • Implemented periodic structure support for Phased Array simulations
  • Implemented Fast Frequency Sweep

Improvements:

  • Changed solver from GetDP to NGsolve for greatly improved stability and simulation speed
    • Removal of parallel process calculation
  • Updated Thin PCB detection when importing CAD file
  • Excitation type removed
    • Simultaneous excitation has been eliminated in favor of postprocessing of sequential excitation results, but can now be done in postprocessing
  • Implemented lumped element losses
  • Added active S-parameters charts section in all multiport simulations
  • Implemented Hard Stop to immediately stop the simulation process
  • Model outline can now be scaled and repositioned in the radiation patterns window
  • Improved error message handling and user experience

Bugfixes:

  • Fixed issue with multiple coaxial ports
  • Fixed issue where phase shifting did not work in coaxial port cases
  • Fixed incorrect Gain values in multiple port Simultaneous Excitation cases
  • Fixed issue where airbox domain is eliminated when replacing CAD geometry
  • Compressing the case with results is disabled if they do not exist
  • Fixed issue when sending the geometry from FreeCAD to CENOS if the case has not been saved
  • Improved the case saving process to prevent corrupted files
  • Adjustment in case warning saved when closing case
  • Geometry variables can now be updated in the physics from the first attempt
  • Parametric study now can be stopped
  • Fixed issue where the 'Import CAD' button in CENOS did not work when creating a case using the Geometry Editor approach
  • Combined results of a parametric study can now be opened after deleting a subcase
  • Fixed impedance normalization in Smith Chart
  • The frequency step change no longer affects the mesh
  • Fixed the overlap of scales in the electric/magnetic field
  • Fixed Kernel error due to missing VC++ redistributables
  • Fixed issue where recalculated results would not open correctly when one of the ports was removed