Qucs-S 24.1.0

Qucs-S 24.1.0

Important notes

• Versioning switched to CalVer. The first digit means year, the second digit means the release number,
  the third digit means patch number #328
• Qucs-S is now on Telegram. Join https://t.me/qucs_s to ask questions and get news

New features

• Added 3-pin RCD devices #349 to improve support of microelectronics PDKs
• Improvements of Ngspice support; allowed multiple simulation of the same type #463 by @ivandi69
• Automatic extraction of THD from FOURIER simulation #525 @ivandi69
• Nutmeg equations improvements; implemented simulation selection from drop-down list #463 #519
• Improvements of Nutmeg script simulation type; implemented custom prefixes for plots #476 #435 @ivandi69
• Export DC OP simulation data to dataset #463 #140 @ivandi69
• Implemented zoom by selection on the rectangular plots #305
• Implemeted potentiometer device #122
• Switched digital simulation from FreeHDL to GHDL #395 @iwbnwif
• Status bar improvements #493

RF simulation features

• Added RCLG device support for SPICE #564
• Added YLIN device support for XYCE #451
• Fixed touchstone simulation issues for Ngspice #392
• Added BiasT device support for SPICE #374
• Added option to disable transient model for RF port #410

Libraries

• Fixed different issues related to creating libraries #432
• Added audio IC library
• Added loudspeaker library #421
• Added comparators library #436
• Modified voltage regulators library #433
• Added voltage references library #439
• Added thermistor library #538
• Fixed ideal library #258 #428
• Fixed transformers library #362
• Added new devices in SpiceOpamp library #501

General improvements

• Fixed different tuner issues
• Schematic zooming improvements #502
• Different improvements on schematic look and control
• Added schematic pan mode with the middle mouse button #488
• Many HiDPI support improvements including grid rendering
• Fixed schematic glitches using Wayland #227
• Added text document zoom and font setting #534

Documentation

• Added new examples
• Added Ngspice templates #441
• The readthdocs documentantion is a candidate for deprecation #554

Localization

• Added Chinese translation #453 by @hvwyl

Thanks @wawuwo and @iwbnwif for providing refactoring PRs! Many thanks to @tomhajjar for providing libraries, examples and testing.

Installation guide

Source code

Download the source code file qucs-s-24.1.0.tar.gz and build it with cmake to try new Qucs-S.

Linux

• DEB and RPM packages for Debian, Ubuntu, Fedora, openSUSE generated with OBS. Find the repository and installation instructions for your distribution here: https://software.opensuse.org/download.html?project=home%3Ara3xdh&package=qucs-s
• The package for Arch is available in AUR: https://aur.archlinux.org/packages/qucs-s
• AppImage for non-mentioned Linux distributions; use this download link below for file Qucs-S-x86_64-Linux.AppImage.zip; unzip and run AppImage;

Windows installer

Windows installer contains both Qucs-S and Ngspice binaries. Launch the exe and follow instructions to install Qucs-S.

• qucs_s_24_1_0_setup.exe 64-bit (x86_64) Windows installer including Ngspice

Windows portable

Windows portable package could be downloaded as zipped distribution. Unpack and launch qucs-s.exe from bin subdirectory. Ngspice requires a separate installation.

• qucs_s_win64_portable_24_1_0.zip 64-bit (x86_64) portable Windows version;