radiotelegraph station造句
例句与造句
- Radiotelegraph stations generally comprise : a transmitter, a receiver, and one or more antennas.
- On 30 March 1927 was inaugurated in the South Orkney Islands the first radiotelegraph station in Antarctica.
- From 1921 to 1923 Dreher worked as an operating engineer at RCA's transatlantic radiotelegraph station located at Riverhead, Long Island.
- Beginning in 1905, demonstration radiotelegraph stations, using spark transmitters and electrolytic detectors, were installed for evaluation by the U . S . Navy.
- Depending upon the Engineering set up, radiotelegraph stations may use either a single antenna for both transmit and receive or, separate transmit and receive antennas.
- It's difficult to find radiotelegraph station in a sentence. 用radiotelegraph station造句挺难的
- According to Chaves himself, these bulletins were captured by the main radiotelegraph stations in the country and the following American countries : Bolivia Argentina, Brazil, Chile and Peru.
- In October, 1901, he participated in that company's construction of temporary radiotelegraph stations that were used, with limited success, to report the results of the International Yacht races held in New York.
- The company's most important early contract was the construction, in 1905-1906, of five high-powered radiotelegraph stations for the U . S . Navy, located in Panama, Pensacola and Key West, Florida, Guantanamo, Cuba, and Puerto Rico.
- During World War I, when Italy declared war on Austria-Hungary on 23 May 1915, San Marino remained neutral and Italy adopted a hostile view of Sammarinese neutrality, suspecting that San Marino could harbor Austrian spies who could be given access to its new radiotelegraph station.
- Prior to World War I, Frank Conrad had operated an experimental radiotelegraph station, with the callsign 8XK . Following the war, the U . S . government again allowed the operation of civilian radio stations, and Conrad revived 8XK, which was located in a detached two-story garage at his residence.
- As that great ship, the RMS Titanic, started to swill the icy sea, Jack Phillips frantically pounded out . . .---. . . / . . .---. . . ( SOS / " Save Our Ship " ) from his radiotelegraph station on board the ocean liner to anyone listening across the wide Atlantic.
- With " QSK " or " full break-in " operation the ubiquitous silent periods of the Morse code, allows operators to listen between their transmitted signals as they send Morse code using the radiotelegraph station telegraph key, and thus enables a fluid conversational style of high speed communications between skilled CW operators that closely approximates the style of normal human voice communications.
- This pejorative usage continued into at least 1940, as evidenced in the January 1940 issue of " The APCO Bulletin ", where it was written " Rumors of citations by the FCC for violation of the superfluous traffic regulation on the part of certain of our radiotelegraph stations have resulted in a sudden decrease in'hamming'on the police frequencies . . . ".
