Tutorial Sheet # 2 1. Sketch the time variation and frequency spectrum of an RF signal with 75 % Amplitude Modulation. Show several cycles of the modulated wave. Make the modulation frequency 1/10 of the carrier frequency. The unmodulated carrier has peak amplitude of 1.0V. In an amplitude modulation system‚ the message signal is given by Fig. and the carrier frequency is 1 KHz. The modulator output is SAM (t) = 2(b + 0.5m (t)) cos ωc t. 2. a. Determine the average message power. b. If b =
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Social media has become increasingly popular among people of all ages due the fast advances of technology. Businesses have also found that a part of having a good business to be savvy with social media. That includes interacting with consumers beyond giving them information about the product‚ being consistent and keeping up with daily posts‚ as well as keeping the content interesting. Part of being a successful organization is much more than the quality of the product‚ and how you market it‚ but
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Copyright © 2005 Stuart Fischoff. All rights reserved. 1 Media Psychology: A Personal Essay in Definition and Purview by Stuart Fischoff‚ Ph.D. Introduction The subject matter of media psychology is a mother lode of material that psychology has actively mined for decades‚ but only within the last ten to fifteen years has the enterprise emerged as a distinct and explicit subdivision of psychology. Media psychology found its inspirational roots more than 90 years ago within the discipline
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The media in our society is extremely influential. Movies‚ celebrities‚ television‚ and the news play a huge role in how we live as a society. Much of our nation cannot decipher the true effect media has on us as a whole. Media is biased and conveys only what will be beneficial to them. Instead of bringing the facts‚ they give us misconstrued stories that boost their ratings. Movies and television portray a false way of life to the viewer; meanwhile‚ celebrities make deleterious impressions on children
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become a global village. It is media that has shrunk the world into a village. Telecommunication‚ TV‚ radio‚ and now computers have reduced distances and brought the countries of the world closer to each other. Free media is the integral part of democracy. It acts as the custodian of democracy and facilitates the decision-making process. It has become the voice of the masses. Indeed‚ it is instrumental in shaping the public opinion. A society with restricted media is just like stagnant water. Such
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Earth without the Sun? Today‚ the same scenario can be applied to the field of Electronics as well. It is hard to imagine life without electronics. Electronics has geared up our living conditions and has become the most vital part of our life. The invention of Transistor at BELL laboratory in the year 1947 had revolutionized the field of electronics. And this small device became the heart of an electronic circuit‚ and in turn transformed the way we live‚ work and play. This makes electronics one of
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Government policy on media and public relations – both internal and external Coordinate all matters relating to media coverage of the state VVIPs/VIPs on their activities at home and abroad; Coordinate activities relating to public relations of the Ministries/Divisions and Bangladesh Missions abroad and activities associated with the media‚ and relations with regional and international organisations; Keep the Government informed of public opinions published/circulated in the mass media and establish liaison
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Electronic Surveillance of Employees Balewa Sample Roreita Walker Law and Ethics in the Business Environment
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ELECTONIC MEDICAL RECORDS Katie Percival Northeast Technical Institute February 15‚ 2013 Principles of Health Information Many doctors and hospitals are now using electronic medical records systems. Slowly‚ old files with long background histories are being uploaded via electronic means. At the same time‚ technology has made it possible to keep these files safe from damages or being lost. Computer programs designed for backup have become available. More and more features are being added to
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Challenges Faced By Pakistani Media Pakistani media has got significant progress during the last decade‚ as it is moving forward it is also facing many challenges. Solution for these challenges is very important to reach the standards of ideal media situation. There are so many challenges Pakistani media is facing. One of the main challenges Pakistani media is facing is the control of media giants over the media. In this situation one person (whether politician or other person) is having may
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