Szövegkiegészítési feladat 10. (középfok)
Írd be a szövegbe a leginkább odaillő szavakat. Minden kihagyásnál csak egy szót használj.
How television was invented
Television owes
origins to many inventors. But it was the single-minded determination of an amateur inventor, John Logier Baird that led
the first live television broadcast.
Born in Scotland in 1888 and educated in Glasgow, John Logier Baird earned a living
a razor-blade salesman. In the 1890s Galileo Marconi showed that sound could
sent by radio waves. Baird became convinced that a similar system could transmit a picture. He spent most of
spare time working on his ideas in his tiny workshop without
Commercial support. He
to use his
earnings to continue his research.
In 1924, Baird successfully transmitted the general outline of a figure over more
3 metres. He continued to experiment and
October 25, 1925 transmitted a recognisable image of a doll. He ran
to the office on the ground floor and persuaded one of the office boys to come upstairs.
boy became the first living image transmitted by television. Overnight, Baird became famous and the money
he needed to continue his research was at
made available. In 1927 he made a transmission from London to Glasgow and in1928 he made
from London to New York. He continued experimenting
spent his last years exploring the possibility of colour television.
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