13 February all over the world celebrate Radio Day. Smooth 75 years ago, UN Radio went on the air for the first time, and the holiday was officially recognized by the United Nations in 2013 year. FAN tells the story of the creation of radio and prepared five interesting facts, which you might not know.
Radio Popova
AT 1895 year in St. Petersburg at a meeting of the physics department of the Russian Physicochemical Society professor and experimenter Alexander Popov introduced a device for communication at a distance.
The miracle device was called a lightning detector. Purpose - to show rapid fluctuations in atmospheric electricity, but it could be adapted to transmit signals. And so it happened - the first device detected the emission of radio signals at a distance of up to 60 m.
After a year of constant work on improving the apparatus, Popov was able to transmit in Morse code over a distance 250 meter message of two words - "Heinrich Hertz".
During the First World War, a technical breakthrough in the field of radio allowed the creation of the first stations, radio broadcasts appeared.
Guglielmo Marconi
It is no coincidence that the name of the Italian engineer is associated in Europe with the invention of radio.. Exactly Marconi received a patent for the first radio receiver.
The inventor has improved other people's designs, by adding several coils and metal plates to your device.
Radios Marconi showed, that signals can be transmitted even under water and underground. This discovery made it possible to begin the widespread use of gadgets in everyday life.: many wanted to have such a device at home. For the creation of radio, Marconi received the Nobel Prize.
Modern radio
Regular radio broadcasting in the world began in the first decade of the 20th century. AT 1922 the largest radio company in Britain, the BBC, was founded.
In Russia, radio became the main method of transmitting information during the Great Patriotic War..
In subsequent 30 years of radio, besides strictly informational programs, moved towards entertainment content. For musicians, it has become the main platform for promotion., and for radio listeners - a source of fresh new music. Radio broadcasts became popular: news, discussion of recent events, children's entertainment shows.
The first commercial radio stations appeared in Russia in the 90s, and later the Internet became a platform for broadcasting. Now radio is actively developing on the Web, new genres appear, such as podcasts, who don't even need to be attached to the station. Some bloggers become producers themselves, and leading, and program authors on the Internet.
Interesting facts about radio
1. If not for the radio, The Eiffel Tower would be dismantled. They began to use it to install radio antennas., and a few years later the tower became one of the favorite architectural structures of Paris.
2. The world's first political event, information about which was broadcast, became the October Revolution 1917 of the year.
3. The crew of the sunken "Titanic" gave an SOS signal to the device, established by "Marconi International Maritime Communications Company".
4. The slang word "hacker" appeared thanks to the radio. This was the name of secret password crackers at radio stations..
5. More 70% Russians prefer to listen to the radio in the car.
Author: Daria Putenikhina
