Видео ютуба по тегу Radiohistory

Ham Radio History: The Story of Ham Radio – Part I (1800s-1950s)
Ham Radio History: The Story of Ham Radio – Part I (1800s-1950s)
Unraveling the Waves: A Fascinating Journey through the History of Radio  #RadioHistory 
Unraveling the Waves: A Fascinating Journey through the History of Radio  #RadioHistory