Intermediate
With even more components than the level-two projects, if you have soldering experience and are not intimidated by building complicated circuits contained in tight spaces, then this build level should be okay for you. There is a level of ingenuity that comes from previous build experience which allows you to anticipate assembly challenges and find alternate approaches that may work better for you. These projects will be much easier for those people who have attained some level of ingenuity from experience.