The Radio over the years By cambultena 1892 Nickola Tesla invented the radio Period: 1892 to 2004 The Radio over the years 1901 First successful broadcast of the wireless telegraph 1906 The first radio broadcast 1920 The radio started playing music 1922 The radio became a common household item 1922 The radio became popular 1980 The first podcast 2004 Things like Ipods became popular
