I was tempted to title this article “DAL starts with DAL,” the first abbreviation read as if to say the should-never-exist contraction “it’DAL…” and I’m glad I didn’t. The beginning of any project, be it writing an article or developing aerospace software, is crucial. Arguably, it’s the most crucial piece of its success. For virtually every avionics and aerospace project type or discipline, it really does “all start with DAL.” DALs, Design Assurance Levels, are the key measures assigned to software and hardware functions used to determine the level of stringency applied to different components of an avionics system. Be Continue Reading > > >