The development history of broadcasting

The development history of broadcasting:

be born

On Christmas Eve, 1906, Fessenden and Alexander of the United States set up a radio station near new york, which was broadcast for the first time in history. The content of the broadcast is two jokes, a song and a violin solo. The radio program was clearly heard by people who were scattered around with receivers at that time.

1908, the American Frest made another broadcast on the Eiffel Tower in Paris, which was heard by all military radio stations in that area and an engineer in Marseille.

19 16, Frest broadcasted news about the presidential election on an experimental radio station of the Bronx Information Bureau, but only a few people were able to listen to these early broadcasts at that time.

Real broadcasting was born in the 1920s.

The first licensed radio station in the world is KDKA Radio in Pittsburgh, USA, which officially started broadcasting on 10/920165438+10/2.

The first radio station in China was established in June, 65438 +0923 +65438 10. It was founded by Osborne of the United States and was affiliated to Radio China. Premiered in Shanghai.

1926, Harbin radio station, the first self-run radio station in China, was founded by Liu Han.

1928, China Kuomintang succeeded in the Northern Expedition, and established "China Kuomintang Central Executive Committee Radio Station" in Nanjing, with the call sign XKM.

1939, the Kuomintang set up a foreign radio station in Chongqing-"Voice of China".

1940 12, China People's Broadcasting was established, namely Yan 'an Xinhua Broadcasting Station, the predecessor of China People's Broadcasting Station.

The advantages of broadcasting are wide audience, fast communication, diverse functions and strong appeal; Disadvantages are fleeting, listening in sequence, unable to choose, and the language barrier sounds difficult.

develop

Due to the wide use of radio and people's proficiency in high-power transmitters and high-sensitivity electron tube receivers, broadcasting has gradually become a reality.

19 19 years, the Soviet Union manufactured a high-power transmitter, and began experimental broadcasting in Moscow in 1920.

On June 5th, 1920, Marconi held a "radio telephone" concert in England, which was clearly heard in Paris, Italy, Norway and even Greece. This is the beginning of the broadcast.

1920165438+1October 2nd, under Conrad's guidance, the radio station KDKA of Westinghouse Company of the United States began to broadcast, and the first broadcast program was the Harding-Cox presidential election. It was a sensation.

1920 12.22, german radio station nigwursthausen broadcast the instrumental concert for the first time.

1922165438+1October14th, London radio station ZLO officially started broadcasting daily programs in Britain, and it was changed to BBC on 1927.

1922 The Eiffel Tower in France was officially launched.

By the end of 1927, there were 737 radio stations in the United States.

During this period, radio stations developed rapidly in various countries. At that time, European broadcasting was regarded as a huge communication tool. Since then, the broadcasting industry all over the world has developed continuously, and now it has gradually formed a global broadcasting network.