radiotelegraphic
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Radiotelegraphic — Ra di*o*tel e*graph ic (r[=a] d[i^]*[o^]*t[e^]l [ e]*gr[a^]f [i^]k), a. Of or pertaining to radiotelegraphy; employing, or used or employed in, radiotelegraphy. [Webster 1913 Suppl.] … The Collaborative International Dictionary of English
radiotelegraphic — adj. using a radiotelegraph, pertaining to the transmission of telegraphs or messages via radio waves … English contemporary dictionary
radiotelegraphic — ra·dio·telegraphic … English syllables
radiotelegraphic — |rādē(ˌ)ō+ adjective Etymology: radiotelegraphy + ic : of, relating to, or transmitted by means of radiotelegraphy … Useful english dictionary
radiotelegraphic signal — noun a signal transmitted by telegraphy • Syn: ↑telegraphic signal • Hypernyms: ↑signal, ↑signaling, ↑sign • Hyponyms: ↑dot, ↑dit, ↑dash, ↑ … Useful english dictionary
1912 London International Radiotelegraphic Convention — The 1912 London International Radiotelegraphic Convention established international callsigns, replacing the three letter callsigns prevalent then. Major world powers were given single prefixes such as N/K/W (United States) A (Germany), F… … Wikipedia
radiotelegraph — radiotelegraphic, adj. /ray dee oh tel euh graf , grahf /, n. 1. a telegraph in which messages or signals are sent by means of radio waves rather than through wires or cables. v.t., v.i. 2. to telegraph by radiotelegraphy. [1905 10; RADIO +… … Universalium
500 kHz — Since early in the 20th century, the radio frequency of 500 kilohertz (500 kHz) has been an international calling and distress frequency for Morse code maritime communication. The United States Coast Guard and comparable agencies of other nations … Wikipedia
SOS — is the commonly used description for the international Morse code distress signal (· · · · · ·). This distress signal was first adopted by the German government in radio regulations effective April 1, 1905, and became the worldwide standard when… … Wikipedia
Julio Cervera Baviera — Infobox Celebrity name = Julio Cervera Baviera caption = birth date = birth date|1854|1|26|mf=y birth place = Segorbe, Spain death date = 1929 death place = possibly Madrid, Spain occupation = Inventor, military commander, and engineer salary =… … Wikipedia
