Russia Post released a stamp on 7th May 2020 to celebrate 125th anniversary of invention of the Radio depicting an image of a radio set of 1895 from the collection of the A.S. Popov Central Museum of Communications.
Radio is a form of information wireless transmission where information carrier is radio waves freely distributed in space. In May 7, 1895, at a meeting of the Russian Physicochemical Society in St.Petersburg, Russian scientist and inventor, physicist and electrical engineer Alexander S. Popov delivered a comprehensive report and demonstrated the operation of the world's first radio receiver.
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