RF transformers (in forms of various coils, chokes, baluns, etc) are more interesting and complex to analyze. I once winded three of them, and none worked. I th

RF transformers (in forms of various coils, chokes, baluns, etc) are more interesting and complex to analyze. I once winded three of them, and none worked. I thought I finally found an article that explains the subject, well, not a chance ;-)