BEGINNINGS RADIO INTERCEPT

UNCLASSIFIEDWilhelm FlickeThe Beginnings of Radio Interceptin World War IA brief history by a German intelligence officerThe endeavor to learn what is in the opponent's mindand to draw advantage from it has always been veryimportant in the history of mankind in peacetime andparticularly in wartime. During thousands of years onlythe methods have changed. In the days when there wasno technical medium for conveying thought over greatdistances, the only existing possibility was either tooverhear the...