QUCS might be a bit more popular than Portal. We know about 1 link to it since March 2021 and only 1 link to Portal. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There's nothing to buy, it's free and already included with Portal 2. Source: over 2 years ago
If you can get s parameter model you can use that. There are also generic transformer and coupled line models so long as you've got a way of characterising it you should be able to model it. https://sourceforge.net/projects/qucs/. Source: over 1 year ago
Antichamber - "A game with half of the attention to detail and imagination Antichamber has would be a smash hit - this bare-bones first-person puzzler is one of the most thought-provoking, engaging, and challenging video games ever developed.
LTspice - LTspice® is a high performance SPICE simulation software, schematic capture and waveform viewer with enhancements and models for easing the simulation of analog circuits.
Quantum Conundrum - Quantum Conundrum is a First-person Perspective game with strong Sci-fi, Puzzle-Platform, and Single-player elements published by Square Enix and developed by Airtight Games.
KiCad - A Cross Platform and Open Source Electronics Design Automation Suite
Mari0 - What happens when you mash Super Mario Bros. and Portal together?
Proteus PCB design - Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a...