About aviation.chIt is the purpose of this website to publish and make available information and tools about aviation, with special emphasis on Switzerland related stuff. The things we write on this Internet site may be challenged by others. As a visitor to this site, we welcome the feedback you can provide - whether that be pointing out errors, asking difficult questions, or helping to improve the programs and documents. If you have feedback, we would like to hear it .
Thank you for your interest in our website!Stefan Frei et al.