Radar developments in Hungary during World War II

New scientific findings always have historical roots, which are important to know for radar researchers. Different ideas and view points from the radar building beginnings are helping us to get the all picture of our research subjects, when we are trying to develop new radar systems on modern, up-to-date technology. Whereas Hungarian radar manufacturing had a relatively small impact on the radar technology compared to larger countries, their experts and scientists have achieved nevertheless significant results all over the World. It draws the attention to their small radar community. This paper is a brief summary of the facts are became public late after WWII.