This article was originally published with the title “ Improvements in Radiotelegraphy and Radiotelephony—I ” in SA Supplements Vol. 77 No. 2004supp (May 1914), p. 346 doi:10.1038 ...

Radiotelegraphy soon came to be used extensively, and its various applications started to be developed quickly. For example, wireless signals proved to be effective in communications for ships in ...

IN his preface the author claims that no such complete book of tables and equations exists for the use of radio engineers. It is difficult, however, to see the guiding principle he has adopted in ...

IN connection with the solar eclipse of. May 29 the committee arranged, for the carrying out of experiments on the effect of the eclipse on signals transT mitted across the central line. The ...

On the North Atlantic, a Record of the early sounds of radiotelegraphy by Unknown, n1ea. Usage Attribution-Noncommercial-No Derivative Works 3.0 Topics NBD, WIM, WCC Item Size 5.8M . An early ...

About 10 miles south of Pawley’s Island lies Hobcaw Barony—a verdant expanse of land jutting into Winyah Bay and covering most of the peninsula between the Waccamaw River and the Atlantic Ocean.

Frustrated with the cumbersome and slow process of decoding radiotelegraphy messages, he began exploring ways to transmit voice. Through his experiments, Fessenden realized that combining radio waves ...