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History of Radio Communications
This fascinating display shows the history of radio from its early beginnings in the 1890s through such milestones as the first regular radio broadcasts in the 1920s and the invention of radar in 1938.
There is much more, including the role of radio amateurs in developing technology over the years and in serving their country during WWII, the development of the mobile phone, amateur radio space satellites and the amateur radio station on the International Space Station.