. The science-history of the universe . WIRELESS TELEGRAPHY 3*3 lish coast and one on the Isle of Wight, the arrange-ment of which is shown in Fig. 48. It will be seen thatthe loop from which the waves emanate is formed by theline wire and the earth. The crowning achievement, however, was the work ofHertz, whose early death deprived the world of the aidof a most powerful brain. In 1886 Hertz discovered thatif a loop of wire having a small air-gap left in it were.

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