| 单词 | wireless telegraph |
| 例句 | The Marconi room holds the ship’s radio - a Marconi wireless telegraph machine - which broadcast the Titanic’s increasingly frantic distress signals after the ocean liner hit an iceberg. U.S. government fights planned Titanic expedition 2023-08-29T04:00:00Z The Marconi room holds the ship’s radio — a Marconi wireless telegraph machine — which broadcast the Titanic’s increasingly frantic distress signals after the ocean liner hit an iceberg. A new Titanic expedition is planned. The US is fighting it, says wreck is a grave site 2023-08-29T04:00:00Z Known in 1912 as a Marconi wireless telegraph machine, the radio sent distress calls to nearby ships that helped save 700 people in lifeboats. Pandemic has imperiled plans to retrieve Titanic’s radio 2021-01-12T05:00:00Z The company, RMS Titanic Inc., wants to exhibit the ship’s Marconi wireless telegraph machine. Plan to retrieve Titanic radio spurs debate on human remains 2020-10-18T04:00:00Z The state-of-the-art wireless telegraph transmitter, installed by a technology company called Marconi, was the Titanic’s sole connection to the rest of the world. Relic hunters plan to retrieve Titanic radio that relayed ship’s final pleas for help 2020-01-21T05:00:00Z President Theodore Roosevelt exchanged “cordial greetings” with King Edward VII in London through a station built on Cape Cod by wireless telegraph inventor and radio innovator Guglielmo Marconi. The World's Oldest Man Was Born 113 Years Ago. Here's What Else Happened Then 2016-09-15T04:00:00Z Marconi wanted to use these waves to develop a wireless telegraph system. Technology: Revolutionary of radio : Nature : Nature Research 2016-07-19T04:00:00Z It was also the site of the first wireless telegraph link and played an important role in the launch of French television. The Eiffel Tower Celebrates Its 125th Anniversary With An Entirely Renovated First Floor 2014-10-19T04:00:00Z This is the same part of the spectrum used by radio pioneer Guglielmo Marconi more than 100 years ago, who opened the world's first wireless telegraph in the same city. New navigation system rivals GPS 2012-06-28T16:49:00Z By means of the wireless telegraph each master informs the vessels in his immediate radius of icebergs and field ice that he has sighted. From the Archive, 1912: What We Know About Icebergs 2012-04-10T18:45:00.450Z The small platinum contacts that are generally put on these coils by instrument makers are very soon worn out in practical wireless telegraph work. Hertzian Wave Wireless Telegraphy 2012-01-09T03:00:20.570Z As inventor of the wireless telegraph, Guglielmo Marconi was a central figure in the development of twentieth-century communications. Technology: Revolutionary of radio : Nature : Nature Research 2016-07-19T04:00:00Z Out of this experiment came the Leyden jar, which for a century and a half was of no practical use, but which now forms an important part of every wireless telegraph equipment. The Story of Great Inventions 2011-10-05T02:00:16.353Z This metal disk galvanometer has been made sufficiently sensitive to detect the feeble oscillatory electric currents set up in the receiving wire of a wireless telegraph apparatus. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z In these days of wireless telegraph and fast sea traffic such a thing could not be possible. Carolyn of the Corners 2011-08-10T02:00:14.997Z Whilst on the subject of aerials, a word may be said on the localisation of wireless telegraph stations on the Marconi system. Hertzian Wave Wireless Telegraphy 2012-01-09T03:00:20.570Z “If we go back to New York by boat we can hang around the wireless telegraph room all the time and you can send messages to all your friends.” Ruth Fielding Down in Dixie Great Times in the Land of Cotton 2011-07-17T02:00:32.150Z A train after leaving the central station would be like a ship at sea before the invention of the wireless telegraph. The Story of Great Inventions 2011-10-05T02:00:16.353Z It is the medium which brings us light and heat from the sun, and which carries our wireless telegraph and telephone messages. Autobiography of an Electron Wherein the Scientific Ideas of the Present Time Are Explained in an Interesting and Novel Fashion 2011-06-19T02:00:25.633Z A fellow with whiskers and wearing spectacles one of—of them scientific gents—told me once that it was a kind of wireless telegraph, that newfangled way of sending ghost messages. The Pony Rider Boys in the Alkali or, Finding a Key to the Desert Maze 2011-06-15T02:00:19.437Z It is said to have been used in wireless telegraph experiments in Germany up to a distance of ninety-five kilometres. Hertzian Wave Wireless Telegraphy 2012-01-09T03:00:20.570Z “Oh, they have a wireless telegraph system, you know,” chuckled Sam. The Meadow-Brook Girls Across Country The Young Pathfinders on a Summer Hike 2011-06-13T02:00:31.687Z This is because in the wireless telegraph the waves go out in all directions, and much of the power is wasted. The Story of Great Inventions 2011-10-05T02:00:16.353Z Jack knew well that the distance which can be covered with a radiophone transmitter is only about one-fourth as great as that of a wireless telegraph transmitter having the same input of initial current. The Radio Boys Rescue the Lost Alaska Expedition 2011-06-06T02:00:10.330Z We are to have a wireless telegraph to let the people know how we get on. Letters of the Motor Girl 2011-06-01T02:00:28.313Z "Because it seems to me that what you did by juggling with invisible currents to which, when attuned, our five senses respond, is on the same lines as the wireless telegraph and telephone." The Slayer Of souls 2011-06-01T02:00:26.487Z It seems more than likely that the German Field Marshal has received these very definite instructions by wireless telegraph from the Emperor at Bremen or Potsdam. The Invasion 2011-05-20T02:00:29.260Z In sending a message by wireless telegraph the stream of electric waves flows when the key is pressed and stops when the key is released. The Story of Great Inventions 2011-10-05T02:00:16.353Z Nevertheless, 18 he was reluctant to place their sole dependence upon the wireless telegraph. The Radio Boys Rescue the Lost Alaska Expedition 2011-06-06T02:00:10.330Z The Holy Father at Rome himself has manifested an interest in it, and it is but a development of the wireless telegraph which a good son of Holy Church, Signor Marconi, earlier invented.” The Radio Boys' Search for the Inca's Treasure 2011-04-30T02:00:12.743Z The projects are for the school, the home, the playground, the camp, the out-of-doors, and include a complete wireless telegraph apparatus. Wood and Forest 2011-03-01T03:00:42.647Z He stared with a new wonder at the motor-cars, hurrying past, at a wireless telegraph station in the distance, thrusting its antenn� into the illimitable skies. Thirty The eye with which any one can perceive this light is the receiving instrument of the wireless telegraph. The Story of Great Inventions 2011-10-05T02:00:16.353Z They found that some Germans were getting ready to establish a wireless telegraph station, and aided in the round-up of these men by the United States authorities. The Rover Boys in the Land of Luck Stirring Adventures in the Oil Fields Do skyscrapers, or air ships, or wireless telegraph systems make us happier? Sex--The Unknown Quantity The Spiritual Function of Sex It was that the explosion had been caused by waves from the wireless telegraph. The Destroyer A Tale of International Intrigue Perhaps the most fundamentally important part of a wireless telegraph station is the aerial. Boy Scouts Handbook The First Edition, 1911 There was needed the practical man who should combine the parts, improve details, and apply the wireless telegraph to actual use. The Story of Great Inventions 2011-10-05T02:00:16.353Z The bell was a rather clumsy, yet sufficing device that young Dawson had attached to the wireless telegraph apparatus. The Motor Boat Club and The Wireless Or, the Dot, Dash and Dare Cruise And then came the telephone, and these here automobiles, and flying machines, and wireless telegraph, and now this. The Campfire Girls of Roselawn Or, a Strange Message from the Air Your mind is like the receiving apparatus of the wireless telegraph which picks from the air those particular vibrations to which it is attuned. Applied Psychology: Making Your Own World Being the Second of a Series of Twelve Volumes on the Applications of Psychology to the Problems of Personal and Business Efficiency The congenial soil in which the fruit of Intelligence ripens is Suggestion, and the wireless telegraphs of the mind are the means by which it rejoices to communicate. Somehow Good In the wireless telegraph the electric waves go out through space without any wire to guide them. The Story of Great Inventions 2011-10-05T02:00:16.353Z We’re hired to furnish a boat, to sail it, and, incidentally, to run a wireless telegraph apparatus. The Motor Boat Club and The Wireless Or, the Dot, Dash and Dare Cruise “We might be able to get the wireless telegraph signals from the other side, though, don’t you think?” The Radio Boys at the Sending Station Making Good in the Wireless Room Ten of these tubes joined in parallel at any of the giant transmitting wireless telegraph stations would send telegraph code messages practically around the world. The Radio Boys Trailing a Voice or, Solving a Wireless Mystery By means of the wireless telegraph his parents were communicated with and their consent to his enlistment obtained. The 28th: A Record of War Service in the Australian Imperial Force, 1915-19, Vol. I Egypt, Gallipoli, Lemnos Island, Sinai Peninsula In the wireless telegraph some wires must be used. The Story of Great Inventions 2011-10-05T02:00:16.353Z “It’s wonderful—wonderful, this wireless telegraph that keeps all the great ships and many of the small ones in constant communication,” 181 declared Powell Seaton, coming up on deck after having finished his meal. The Motor Boat Club and The Wireless Or, the Dot, Dash and Dare Cruise Fifteen years ago when radio amateurs first began to send out wireless telegraph messages, the federal authorities in Washington were at a loss to devise some means that would regulate them. The Radio Boys at the Sending Station Making Good in the Wireless Room One should hold in mind the illustration of a great wireless telegraph system, in which the sending and receiving instruments have not as yet been placed in perfect attunement. Genuine Mediumship or The Invisible Powers It is a profession shrouded in mystery, and not the least mysterious of its recent developments is the wireless telegraph. Opportunities in Engineering This is the audion, which is the distinguishing feature of the De Forest wireless telegraph and wireless telephone. The Story of Great Inventions 2011-10-05T02:00:16.353Z All was being unfolded by means of the unseen, far-reaching wireless telegraph. The Motor Boat Club and The Wireless Or, the Dot, Dash and Dare Cruise The recent marvelous development of the wireless telegraph, by which the impalpable ether is harnessed to man's service, is an indication of the wonders which may be expected in the future. American Men of Mind In short, we have here once more another instance of that "attunement" between sender and receiver the most common instance of which is the wireless telegraph. Genuine Mediumship or The Invisible Powers It acts on the principle of the wireless telegraph, but does not require a wireless plant to operate it. The Life Radiant The same things are true of the wireless telegraph and telephone. The Story of Great Inventions 2011-10-05T02:00:16.353Z For this is the battery of its wireless telegraph. Woodland Tales The slender trellis of the wireless telegraph had added a prominent feature to its river bank; a few more empty cabins had been torn down for fire-wood. Ten Thousand Miles with a Dog Sled A Narrative of Winter Travel in Interior Alaska The trunk railroad, the trans-Atlantic cable, the steam engine, the electric light, the wireless telegraph, the very republic in which we are living, came about through thinking. Dollars and Sense At Indian Harbor was located the wireless telegraph station from where Commander Peary flashed to the civilized world his laconic message, "Stars and Stripes nailed to the North Pole." A Negro Explorer at the North Pole If you understand anything about the wireless telegraph you will grasp what I mean; in itself the wireless, of course, involves transmitted power. The Best Short Stories of 1917 and the Yearbook of the American Short Story The wireless telegraph beckons ideas around the world. The Voice of the Machines An Introduction to the Twentieth Century It provoked thoughts which made them marvel at the wonderful ingenuity and power of the very equipment which they were using themselves every chance they could get—their wireless telegraph and telephone sets. Around the World in Ten Days The marines get aviation, searchlight, wireless telegraph, heliograph, and other drill. Winning a Cause World War Stories In one of them one night I found some Imperial officers who were in charge of the wireless telegraph station. The Great War As I Saw It On board the Mindoro Parrington had found orders to take the relief guard for the wireless telegraph station to Mariveles the next morning. Banzai! by Parabellum Having drawn to him the X-ray, which makes spirit out of dust, and the wireless telegraph, which makes earth out of air, he delves into the deepest sea as a cloud. The Voice of the Machines An Introduction to the Twentieth Century His machine, whether it be a dirigible balloon or airplane, is equipped with a wireless telegraph instrument with which he is able to send brief messages back to his own line or military headquarters. Kelly Miller's History of the World War for Human Rights The wireless telegraph, under circumstances in which it operates successfully, annihilates distance so far as communication is concerned, though it does not annihilate distance so far as transportation is concerned. The Navy as a Fighting Machine We immediately hunted out Captain Fabiano, the Italian commander of the wireless telegraph, and found him in a little house at the northern horn of the bay. The Luck of Thirteen Wanderings and Flight through Montenegro and Serbia Parrington called out to the signalman near him: "Send this signal across to Corregidor: 'We are going to relieve the wireless telegraph detachment at Mariveles, and shall call at Corregidor on our way back.'" Banzai! by Parabellum The telegraph wire around the globe is melted into the wireless telegraph. The Voice of the Machines An Introduction to the Twentieth Century In the same category with the aeroplane, the automobile, the submarine, the torpedo, in their effect upon the method of waging modern warfare are the telephone and the wireless telegraph. Kelly Miller's History of the World War for Human Rights A vessel bound for parts unknown, carrying some fugitive from justice, is sighted by some steamship that is equipped with a wireless telegraph outfit. The Submarine Boys for the Flag Deeding Their Lives to Uncle Sam Her thousand and odd aeroplanes, her murderously expert artillery, her neat and successful field wireless telegraph, even her strategy, count as secondary to it. The New York Times Current History of the European War, Vol 1, Issue 4, January 23, 1915 For a great many years he has had the spirit of the wireless telegraph and of using the sky. Crowds A Moving-Picture of Democracy The telephone, the wireless telegraph, the X-rays, and all the other great believers are singing up around it. The Voice of the Machines An Introduction to the Twentieth Century That it cannot be carried on successfully without overseas colonies, a strong foreign fleet, naval bases, and telegraphic connections through cable or wireless telegraph apparatus, needs no further elucidation. New York Times Current History: The European War, Vol 2, No. 1, April, 1915 April-September, 1915 Five of these and three naval stations are to be equipped with the wireless telegraph. The Awakening of China When one of the Corps later accepted a splendid appointment as wireless instructor at a wireless telegraph college—the Corps was duly elated. Women and War Work The telephone, the motor-car, the wireless telegraph, the airship and the motor-boat all make men act with different insights, longer distances, and higher speeds. Crowds A Moving-Picture of Democracy Who is there, I have said, that shall trace upon the earth the footsteps of this body, all wireless telegraph and steel, or know the sound of its going? The Voice of the Machines An Introduction to the Twentieth Century It was once the eighth wonder of the world; it long ago abdicated that position to join its dispossessed brothers the telephone, the X-ray, the wireless telegraph and the phonograph. A Librarian's Open Shelf The wireless telegraph is also at work—a little manual, translated by a native Christian, tells people how to use it. The Awakening of China The wireless telegraph is a step in the demonstration. Supreme Personality The ships and the wireless telegraph beckon the wills of cities on the seas and on the sky. Crowds A Moving-Picture of Democracy Citizens of America, wise or foolish, when they look into the coming days, have the submarine mood of Verne, the press-the-button complacency of Bellamy, the wireless telegraph enthusiasm of Wells. The Art of the Moving Picture The suggestions that the pole was simply to carry a flag, was an ornament, was the terminal of a wireless telegraph, were examined and rejected. How to Teach Upon a lofty spire of granite stands a wireless telegraph instrument. A Spinner in the Sun By using an ordinary telephone transmitter and receiver and a 1/2-in. jump spark coil, a complete wireless telegraph station may be made, which will send or receive messages for a radius of one mile. The Boy Mechanic: Volume 1 700 Things for Boys to Do This news travels by express in boxes, by newspapers, by telephone, by word of mouth, and by wireless telegraph. Crowds A Moving-Picture of Democracy There is another wireless telegraph and telephone station in the Model City that we visited another time. Samantha at the St. Louis Exposition There follows the fascinating story of Marconi and the wireless telegraph. Masters of Space Morse, Thompson, Bell, Marconi, Carty The wireless telegraph was going to keep him in contact with the world. Mare Nostrum (Our Sea) A Novel Any wireless telegraph message within a radius of one mile will cause the transmitter to act as a coherer, thus making the message audible in the receiver. The Boy Mechanic: Volume 1 700 Things for Boys to Do And, presto! man invents the wireless telegraph, and the entire sky can be full of whispers telling every airship where all the other airships are. Crowds A Moving-Picture of Democracy A part of the museum equipment of especial benefit to boys in high schools is the wireless telegraph station, which was set up and is kept in working order by boys. Library Work with Children He suggested that the spoken word might be sent as well as dots and dashes, and so sought the wireless telephone as well as the wireless telegraph. Masters of Space Morse, Thompson, Bell, Marconi, Carty Before going to bed, the captain entered a room on the upper deck where was installed the wireless telegraph outfit. Mare Nostrum (Our Sea) A Novel The government also has a wireless telegraph station at Santo Domingo City and another at Macoris. Santo Domingo A Country with a Future It was singing that spread the wireless telegraph like a great web across the sky. Crowds A Moving-Picture of Democracy It leveled the antennae of the wireless telegraph systems all over the world, cutting off communication everywhere. The Second Deluge No sooner had Marconi placed the wireless telegraph at the service of the world than men of science of all nations began the search for the wireless telephone. Masters of Space Morse, Thompson, Bell, Marconi, Carty A year or two ago when the Titanic went down among the icebergs, you remember how the wireless telegraph sent messages to other ships calling for help. The One Great Reality We accept without comment the telephone, the automobile, and the wireless telegraph, and we are unmoved by the spectacle of our fellow human beings in the grip of the first stages of golf fever. The Clicking of Cuthbert Each planet has a line of solar energy with its "field" of solar energy—not only a wireless telegraph, but a wireless lighting, heating, and life-giving system. Ancient and Modern Physics The wireless telegraph and telephone offices were besieged by correspondents eager to send inland, and all over Europe and Asia, the latest particulars of the construction of the great ark. The Second Deluge In the case of the wireless telegraph the number of messages which may be sent simultaneously is much restricted. Masters of Space Morse, Thompson, Bell, Marconi, Carty The discovery of the wireless telegraph is Marconi's chief claim to remembrance. The Century Vocabulary Builder Sending wireless telegraph and telephone messages the amplitude of the electric waves is damped out as the distance increases. The Radio Amateur's Hand Book That bond is the wireless telegraph, by means of which we receive news in the most mysterious manner. The Extraordinary Adventures of Arsene Lupin, Gentleman-Burglar One of the first things I noticed was that there rose from the roof the primitive inverted V aerial of a wireless telegraph. The War Terror Just as the telephone was more complex than the telegraph, and the wireless telegraph than the telephone, so the apparatus used in wireless telephony is even more complex and technical. Masters of Space Morse, Thompson, Bell, Marconi, Carty They were receiving messages, said they, with this wonderful wireless telegraph of theirs. Hira Singh : when India came to fight in Flanders The Separate Heterodyne Long Wave Receiving Set.—This is a better long wave receptor than the self heterodyne set described above for receiving wireless telegraph signals sent out by a continuous long wave transmitter. The Radio Amateur's Hand Book Kennedy and I stopped before the little wireless telegraph station of the signal corps in front of the grand stand and watched the operator working over his instruments. The Silent Bullet I have used," he explained, "Marconi's radiotelephone, because in connection with his receivers Marconi uses phonographic recorders and on them has captured wireless telegraph signals over hundreds of miles. The War Terror These experiments by Americans in the early 'eighties seemed to promise that America was to produce the wireless telegraph, as it had produced the telegraph and the telephone. Masters of Space Morse, Thompson, Bell, Marconi, Carty And now there was no longer any doubt that the machine slung in the box between two mules was a wireless telegraph, and that most of the other mules were loaded with accessories. Hira Singh : when India came to fight in Flanders Kinds of Wireless Systems.—There are two distinct kinds of wireless systems and these are: the wireless telegraph system, and the wireless telephone system. The Radio Amateur's Hand Book Soon from the aerials snapped the vicious sparks that told of the wireless telegraph being worked. Tom Swift and His Giant Cannon, or, the Longest Shots on Record It happened, at that time, that a wireless telegraph station was established by the Thurston Power Company close to his shop. The Strength of the Strong He richly deserves the laurels and the rewards as the inventor of the wireless telegraph. Masters of Space Morse, Thompson, Bell, Marconi, Carty The wireless telegraph was invented by William Marconi, at Bologna, Italy, in 1896, and in his first experiments he sent dot and dash signals to a distance of 200 or 300 feet. The Radio Amateur's Hand Book The transmitter of a wireless telegraph set generally uses a spark gap for setting up the electric oscillations, while usually for wireless telephony a vacuum tube is employed for this purpose. The Radio Amateur's Hand Book Adding a Morse register, which printed the dot and dash messages on a tape, to the Popoff receptor he produced the first system for sending and receiving wireless telegraph messages. The Radio Amateur's Hand Book A wireless telegraph transmitter is less costly than a wireless telephone transmitter and it is a very good scheme for you to learn to send and receive telegraphic messages. The Radio Amateur's Hand Book It seemed to many that the wireless telegraph was to be the final word in the development of communication, but two striking achievements coming in 1915 proved this to be far from the case. Masters of Space Morse, Thompson, Bell, Marconi, Carty The difference between the wireless telegraph and the wireless telephone is that the former transmits messages by means of a telegraph key, and the latter transmits conversation and music by means of a microphone transmitter. The Radio Amateur's Hand Book It will receive wireless telegraph and telephone messages over a range of from 10 to 25 miles. The Radio Amateur's Hand Book A wireless telegraph transmitting set can be installed for a very small amount of money provided you are content with one that has a limited range. The Radio Amateur's Hand Book Amateurs generally use a jump-spark for sending wireless telegraph messages and the vacuum tube for sending wireless telephone messages. The Radio Amateur's Hand Book This is to the wireless telephone what the coherer is to the wireless telegraph. Masters of Space Morse, Thompson, Bell, Marconi, Carty |
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