How To Use Telegraphic signal In A Sentence

• By the late 19th century, telegraphic signals sent over transoceanic cables enabled clocks to be synchronized worldwide with sufficient accuracy that one had to correct for the delay due to the transmission of the telegraphic signal.
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• Every day the transmitter sent the telegraphic signal of the letter ‘S ‘while Marconi experimented with different antenna.’
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• Andhoven and they decided to carry out experiments in autumn and send telegraphic signals in the form of undamped waves every 20 Posthuman Blues
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• Of all modern inventions connected with the transmission of telegraphic signals, the telephone, devised by Mr Alexander Graham Bell, has excited the most wide-spread interest and wonder.
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