The center of the system is a 49:1 unun. An unun is like a balun, but while a balun goes from balanced line to an unbalanced antenna, the unun has both sides unbalanced. You can see his ...

Most ham radio operators will build an antenna of some sort when they ... The main purpose of a balun, a contraction of “balanced-unbalanced” is to convert an unbalanced transmission line ...

The 1:4 unbalanced-to-unbalanced (unun) transformer can be said to have had the most attention in the literature from an analysis standpoint (refs 9-27). [1] Credit is given, in large measure, to ...