chapter 3 Amplitude Modulation Fundamentals n the modulation process‚ the baseband voice‚ video‚ or digital signal modifies another‚ higher-frequency signal called the carrier‚ which is usually a sine wave. A sine wave carrier can be modified by the intelligence signal through amplitude modulation‚ frequency modulation‚ or phase modulation. The focus of this chapter is amplitude modulation (AM). I Carrier Amplitude modulation (AM) Objectives After completing this chapter‚ you
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There are many different factors that led to the European exploration. Some of the factors were to spread the religion of Christianity‚ and to grow wealthy. To find new sources to help grow wealthy was the main reason for the European exploration. Some of the explores also felt their job was to convert non-Christians. The new technology developed allowed the European exploration to occur. A new ship was developed called the caravel‚ it allowed the ships to sail against the wind. Also the printing
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This paper was prepared for presentation at the 2009 Society for Information Technology and Teacher Education conference in Charleston‚ South Carolina. 1 Abstract The purpose of this research is to propose the idea of using the social network site‚ Facebook‚ for teacher education. Specifically‚ this research explores the advantages of this new Web 2.0 medium‚ and illustrates the different levels of course integration at an instructor’s disposal. In addition‚ it provides specific instructions
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Introduction to the OSI Reference Model The International Organization for Standardization (ISO) defined the Open Systems Interconnection (OSI) reference model to standardize networking of devices from different vendors. The OSI reference model is mostly an architecture blueprint that networking and computer device manufacturers implement. The OSI model has never been implemented exactly as defined. The TCP/IP protocol stack is the closest implementation available today. Application Layer (7)
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new world economically good for Spain Spain wanted a lot of things. It wanted to expand its knowledge of the world that they had never seen. They also wanted to have a larger empire‚ find spices and other riches‚ and expand Christianity. The fundamental aspect of the voyages that were undergone by Spain was to acquire gold and silver to pay for their wars with the Turkish Empire. Beginning with Columbus in 1492 and continuing for nearly 350 years‚ Spain conquered and settled most of South America
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the earliest documented accounts‚ ancient civilizations have explored the world around them. Early adventures were motivated by religious beliefs‚ a desire for conquest‚ the need for trade‚ and an unsatisfying hunger for gold. The great Age of Exploration‚ beginning in the late 1400s‚ was an important era in the discovery and development of lands yet unknown to the Europeans. During this period‚ Europe sought new sea routes to Asia in pursuit of economic gain‚ increased glory‚ and opportunities to
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How organizations can use their knowledge of individual differences to place the right person in the right job. In our everyday lives‚ we come across different kinds of people and we make use of a concept called Personality‚ to deal with those people. A brief explanation would be that Personality is made with the distinctive forms of feelings‚ behaviors and thoughts which could make a person unique; different. It could also be defined as: Personality refers to individuals’ characteristic patterns
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The setting of the ELL instructor interview was inside Mrs. Trimble’s kindergarten classroom after her class had been dismissed. This was a one-on-one interview. Mrs. Trimble was very helpful‚ informative‚ and answered questions to the best of her ability. “Narrowing the achievement gap between students who are native English speakers and those learning English as a second language is one of the biggest challenges facing U.S. educators” (Pardini‚ P.‚ 2006‚ p. 20). In this essay the discussion
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Age of Exploration DBQ Essay • Introduction: The Age of Exploration (1400-1700)had a tremendous impact on the history of the world. Before this‚ there had been no lasting contact between the New World (the Americas) and the Old World (Europe‚ Africa and Asia). Beginning with the Portuguese in the mid 1400’s‚ European explorers went on voyages of discovery‚ in search of gold and glory. The places and people that they came in contact with‚ as well as the exploring nations themselves‚ were
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Computer Fundamentals Assignment What is a Computer? A computer is an electronic device that manipulates information‚ or "data." It has the ability to store‚ retrieve‚ and process data. You can use a computer to type documents‚ send email‚ and browse the internet. You can also use it to handle spreadsheets‚ accounting‚ database management‚ presentations‚ games‚ and many more. How does a computer work with? 1. Computer hardware equals the collection of physical elements that comprise
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