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Use Of Radio Devices
1,556 wordsRadio-wave technology is one of the most important technologies used by man. It has forever changed the United States and the world, and will continue to do so in the future. Radio has been a communications medium, a recreational device, and many other things to us. When British physicist James Clerk Maxwell published his theory of electromagnetic waves in 1873, he probably never could have envisioned the sorts of things that would come of such a principle (White). His theory mainly had to do wi...
Earth Bound Radio Telescopes
998 wordsb) Why are astronomers using radio telescopes looking for far stars instead of a telescope? First of all, what is a radio telescope? The first non-visual spectral region that was used extensively for astronomical observations was the radio frequency band. Telescopes observing at these wavelengths are commonly called radio telescopes. Radio telescopes may be made much larger than optical / infrared telescopes because the wavelengths of radio waves are much longer than wavelengths of optical light...
794 wordsThroughout the novel Bless the Beasts and Children, by Glendon Swarthout, symbolism is used frequently to show a weakness in a character or to fulfill a purpose in the novel. The most apparent weaknesses in the bed wetters was their need for radios to help them sleep. The hats portrayed each characters personality and background in some cases. Also, The Box Canyon Boys Camp is in itself a symbol representing American society in general. The radios are the first case of symbolism shown in the nov...
Base Station And The Mobile Phone
1,824 wordsIntroduction In describing Cellular Radio, ISDN (Integrated Services Digital Network) and Satellite Communications we must first have a general understanding of the meaning of these forms of Telecommunications. After a brief explanation of the different forms, they will be described in more detail. Then the present and future roles in Irish Telecommunications will be looked at and some examples given. This will then lead to the conclusion. 1. What is Cellular Radio? Cellular Radio is the use of ...
Of The Interference Bpl Systems
569 wordsThe future of BPL (Broadband over Power Lines) BPL, or Broadband over Power Lines, is in its infancy. Several utility companies are rolling BPL out to their customers for field trials, and "predict that 15 to 20% of its customer base will eventually be on BPL". 1 There are several obstacles surrounding BPL and must be overcome to help with success of BPL. One obstacle is the issue of interference with radio transmissions. Another obstacle is the adoption of new technologies, which could greatly ...
First Practical Use Of Radar
2,321 wordsScott Martin D. Hyland English 192 Research Paper Radar in the Modern World Radar is usually taken for granted in these days of modern technology. Many people do not know how radar is really used, how it works, or why we need it. People are familiar with several uses of radar like police enforcement radar guns and radar that measures how fast a baseball is pitched in a major league game. These are only a few of the many uses radar has to offer. Radar can determine several properties of an object...
Use Radio Communications
597 wordsThe radio is a wireless form of communication which is transmitted through sounds or signals by electromagnetic waves directly through space to a receiving set. Some types of radio communications are HAM radios, CB (Citizen Band) radios, Cell Phones, Radio Scanners and Walkie-talkies. Radio communications are widely used in the United States and majority of it is used by law enforcement and emergency services. Police / Sheriff, Fire-Rescue, Highway Patrol, Ambulance and EMS are some of the agenc...
Design Issues Of A Software Radio
1,509 wordsIntroduction and Problem specification: Man, powered by his imagination and inquisitive character, has wondered the mechanisms of Nature since time infinite. This quest for the truth, the ways in which his surrounding works, has led to many a scientific discoveries and innovations. Since the art of making fire and creating handcrafted tools, our civilization has come a long way. Science and Technology are making advances at an amazing rate. Communications is one area where Technology has undergo...
Motorola Introduced First Dual Band Phone
2,569 words1. Company Information and History 1. Objective and core values The main objective of Motorola is to create shareholder value by continuing to be the world's premier electronic and communications equipment company from a creative, strategic and financial standpoint. Motorola supports its objectives with a set of core values.? To anticipate and exceed the needs of its customers.? To provide an environment for growth for the individual dedicated to professionalism and creativeness focused on techn...
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