1. What is rf technology? A. The technology in which the parameters such as amplitude‚ phase and frequency of radio frequency waves are changed so as to transmit and receive the information is known as RF technology or radio frequency technology. In this‚ the electromagnetic waves that lie in the range of 3 khz to 300 Ghz are used for the wireless communication between the two devices. The signal is modulated at the transmitter end and then the antenna converts this electrical signal into the radio
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Since the beginning of radio’s “golden age” in the 1940’s‚ this form of mass media has experienced many changes from different programming‚ to advertising‚ to broadcast laws‚ etc. Beginning when the first radio station‚ KDKA‚ signed on in 1920 ‚ it was quickly being picked up as a new emerging form of mass media. By the mid-20’s radios themselves were better and easier to use‚ and by 1930‚ were being purchased by the millions. Radio not only survived but thrived through the great depression. This
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The Roaring 20’s During the 1920’s‚ also known as "The Roaring 20’s"‚ Radio Broadcasting became one of America’s favorite sources of entertainment. During this time period most Americans depended on radio for their source of communication‚ since television was not yet invented. The invention of radio had a major impact on Americans. Radio stations transmitted a variety of shows and programs that entertained many people through out the nation. "In the 1920’s the Westinghouse engineer‚ Frank Conrad
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own decisions for themselves for all issues‚ domestic and foreign. During the period of 1927-1929 the first ambassador was appointed to the U.S.‚ and also joined the league of nations. By 1929‚ Canada had embassies in Paris and Tokyo. In the 1920’s ‚ relations between Canada and the U.S. grew closer. Although they had been allies since 1917 (when the U.S. entered the war)‚ trade increased between the borders‚ as did American investments in Canadian companies. American luxuries increased in Canada
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The 1950’s were a restless time. People were moving in the U.S from the cities to the suburbs‚ entertainment was becoming more and more popular‚ civil rights and arts movements were growing‚ and science and technology was becoming more advanced. One of the many books and movies that help to depict the social continuity of the decade was the movie “The Sandlot”. “The Sandlot”‚ though also a very enjoyable and funny movie‚ showed many of these aspects of the 1950’s. From suburbia to sexism‚ the movie
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which eventually came to be a great issue to women. Women’s questioning of their equality helped spark the beginning of the Woman’s Right’s Movement. This paper will go over how women were paid significantly less than men during the 1800’s‚how most women in the 1800’s got married to men for financial stability‚ how women were more decorative and sentimental‚ women’s entrance to the world of politics‚ and some different viewpoints of women earning more rights in general. This movement had abundant influence
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The NBA of the 70’s greatly differs from what our expectations of today’s league‚ especially when evaluating the background in which the players came from. Recent statistics show that more than 90% of 70’s NBA players came from urban areas‚ but when compared to today’s league only about 34% of black players come from families in financial situations (Keating). The question that needs to be asked when observing these statistics is what happened to the league or basketball in general that subsequently
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America ’s Economy during the 1840 ’s through the 1860 ’s The influential factors that contributed to the vigorous economic expansion of America during the 1840 ’s through the 1860 ’s‚ consisted of the Industrial Revolution‚ the Improvements in Transportation‚ and Internal Expansion‚ all played a vital role in helping form the dynamic economy. The nations industry was rapidly growing more efficient‚ better quality products‚ with help of the advances in manufacturing technology. A change from unmarried
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Working Title The thunderbird was the lamborghini of its time. Thunderbirds were big and successful and were very popular in the 60’s. They also‚ the thunderbirds were known as a good mixed car but also a big fast sports car. The Thunderbirds were a huge car in the 60’s‚ because they weren’t just a nice car‚ it also wasn’t a very expensive car to purchase. In addition it was also a way for other car companies to want to build their cars‚ and set the trend for other companies. The 4th generation
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Rock of the 80’s I’m in love with music. Everything about music is an attraction in my eyes or from my point of view. The emotional effect it has on the human mind is astonishing. For me personally‚ music has been the backbone to my very existence. The rhythms‚ harmonies‚ and melodies create such an authentic sound. Of all the music I’ve ever heard‚ there was one genre that caught my attention. The music was Rock N’ Roll. And not just any old Rock N’ Roll‚ but rock from the 80’s. On January
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