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INVENTION OF THE TELEGRAPH
Samuel Morse invented the telegraph on the nineteen century (19th). -
PONY EXPRESS
The Pony Express was a fast mail service that crossed the United States. It started in St. Joseph and went all the way to Sacramento. It was operational from April 1860 to November 1861. The messages were carried on horseback across prairies, plains, deserts, and mountains. -
FIRST TRANSCONTINENTAL TELEGRPAH
In the 1861 it was built the first transcontinental telegraph on the E.E U.U. and the Poly Express company was closed. -
EUROPE & AMERICA CONNECTED
In 1866 Europe and America was connected with a summarine cable. -
INVENTION OF THE RADIO
In 1867, the Scottish physicist, James Clerk Maxwell, invented the radio. -
INVENTION OF THE TELEPHONE
Alexander Graham Bell invented the telephone with 29 years old. -
INVENTION OF THE WIRELESS TELEGRPAHY
Marconi invented the wireless telegraphy on the end of the nineteen century. -
USING DISCOVERIES
In 1895, Guillermo Marconi used the discoveries of Maxwell and Hertz to build the first wireless communication system. He made a system to send messages in Morse code through radio waves. -
BETWEEN EUROPE & AMERICA
In 1901, it is transmitted the first message between Europe and America, thanks to Marconi. -
SOUND TRANSMISSION
In 1906, the sound transimssion appear thans to Fessenden. -
TRANSCONTINENTAL WIRELESS
A few years later, it was implanted between Europe and America, too. -
INVENTION OF THE TV
The necessary techonolgy was invented by four persons: Philo Farnsworth, Charles Francis Jenkings, John Logie Bard and Vladimir Zworykin. -
TRANSISTOR
In the middle of the twentieth century, the use of the transistor reduced the size and cost of radio receivers. -
APOLLO XI
A curious and surprising fact is that more than 600 million people in the world could see the arrival to the moon in live. -
BROADCAST TERRESTRIAL TELEVISION IN SPAIN
In 2010 the broadcast terrestrial changed in Spain. It went from analogue to digital, thus opening a great market in the television world.
