نتایج جستجو برای: radio and television
تعداد نتایج: 16849682 فیلتر نتایج به سال:
Last month in The Journal of the American Medical Association, Ron Kessler and his colleagues published some of the findings from the recent National Comorbidity Survey Replication (NCS-R) study concerning the epidemiology of Major Depressive Disorder. The NCS-R is a nationally representative study of 9,090 people aged 18 and older. The results of this article were picked up by all of the major...
A Syndicated Show in a Network World: Frederic Ziv’s Favorite Story Christine Becker Journal of Radio Studies (Summer 2001): 160-174. Abstract: Across his career as one of the most successful producers of syndicated radio and television programming, Frederic W. Ziv continually battled against network domination. Forced to operate under constraints which resulted from network monopolistic practi...
The term program can be analogous to goods (goods) or services (services) that are sold other forms of business. Programs often referred as events items people need so they willing listen them. In the world radio, understanding station format is heart all programming performance. Every broadcast production process refers choice radio which increasingly specific (segmented) number stations incre...
Unlike television broadcasters, who must negotiate with the copyright owners before they can broadcast movies, radio broadcasters need not negotiate with the copyright holders for the sound recordings broadcast on radio. In the United States radio broadcasters have no obligations whatsoever to the copyright owners of the sound recordings (although they do have obligations to the copyright holde...
Background and Aim: Low weight at birth is one of the main health indexes in evaluating pregnancy period care, and recognizing its related factors is very important. The aim of this study was a comparison of pregnancy age, height, the distance between two pregnancies, gaining weight during pregnancy, economical condition, nutrition, general health of the mothers with low and normal birth weight...
This paper presents results of a laboratory test held to examine the conditions under which analog PAL-G and analog FM signals can share spectrum with Spread Spectrum systems. RF protection ratios and SNR Degradation for both PAL-G television and FM radio systems are derived in the case of co-channel spread spectrum interference. Results for different Spread Spectrum RF bandwidths and carrier f...
Background: Excessive and uncontrolled television watching by children predisposes them to some risks such as developmental, social and psychological disorders. Parents play an important role in nurturing their children and controlling the factors affecting their health. The aim of this study was to determine the impact of health education programs on parents’ supervision skills to contro...
As is evident from a wealth of literature, the powerful messages in mass media (advertising, movies, music lyrics and videos, radio, television, video games, and the Internet) influence the way children perceive their environment, their relationships, their bodies, and various risk behaviors. Media-consumption habits in children and adolescents predict risk behaviors and adverse health outcomes...
The history of technology is a rich and fascinating subject, combining engineering with economic, social, and political factors. Technology seems to advance in waves. Small advances in science and technology accumulate slowly, sometimes over long periods of time, until a critical level of technological success and economic advantage is achieved. The last century witnessed several of these waves...
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