es of the Slaby receiver was the fact that Here again the of enabling messages to be sent and received by any vertical wire, even though it was in the form adjustable induct- a number of operators in the same vicinity at of a lightning rod, could be employed to re- one and the same time. Prof.… … Fig. 4.—Slaby’s Microphone Receiver. Early Diagram of Transmitter. ance coils, 2 and 7, serve to obtain a tuned or synto- transmitting were necessary, besides the obvious ob- end under the caption of syntonic wireless telegraphy. jection involved in elevating the coil. nized system corresponding to…
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