Author: Hermann J. Koch Publisher: John Wiley & Sons ISBN: 111906743X Category : Science Languages : en Pages : 276
Book Description
Practical Guide to International Standardization for Electrical Engineering provides a comprehensive guide to the purpose of standards organizations, their relationship to product development and how to use the standardization process for cost-effective new product launch. It covers major standardization organizations in the field of Electrical Engineering offering a general overview of the varying structures of national standardization organizations, their goals and targets. Key questions for standardization are answered giving the reader guidance on how to use national and international standards in the electrical business. When shall the company start to enter standardization? How to evaluate the standardization in relationship to the market success? What are the interactions of innovations and market access? What is the cost of standardization? What are the gains for our experts in standardization? Key features: Provides guidance on how to use national and international standards in the electrical business. Global active standardization bodies featured include IEEE, IEC and CIGRE as well as regional organizations like CENELEC for Europe, SAC for China, DKE for Germany, and ANSI for USA. Case studies demonstrate how standardization affects the business and how it may block or open markets. Explains the multiple connections and influences between the different standardization organizations on international, regional or national levels and regulatory impact to the standardization processes. Two detailed focused case studies, one on Smart Grid and one on Electro-Mobility, show the influence and the work of international standardization. The case studies explain how innovative technical developments are promoted by standards and what are the roles of standardization organizations are. A valuable reference for electrical engineers, designers, developers, test engineers, sales engineers, marketing engineers and users of electrical equipment as well as authorities and business planners to use and work with standards.
Author: Mendel Kleiner Publisher: CRC Press ISBN: 1439836183 Category : Technology & Engineering Languages : en Pages : 631
Book Description
Electroacoustic devices such as microphones and loudspeakers are used everywhere from cars and mobile phones to homes, places of worship, and sports arenas. They are a key part of the modern communication society, helping to transmit information to our ears. A contemporary introduction to the subject, Electroacoustics explains the scientific and engineering principles behind the design of these sound transducers. It also examines the compromises that are necessary when designing transducers for use in the real world. Learn about Ultrasonic Transducers, Loudspeaker Enclosure Design, and More This accessible textbook book is based on the author’s extensive experience teaching electroacoustics to advanced graduate and graduate students. He uses the concept of electrical circuit analogies to help readers quickly grasp the fundamentals of acoustical and mechanical systems. The book covers both traditional electrodynamic audio and ultrasonic transducers and includes up-to-date material on arrays, planar transducers, loudspeaker enclosure design, and more. To meet the needs of a broad range of readers, the book also includes background material on room acoustics, electrical circuits, and electrical filters. Electroacoustic theory is explained in an easy-to-read style without resorting to matrix theory. Throughout, a wealth of illustrations and exercises make the ideas more concrete. Get a Solid Foundation in Electroacoustic Engineering Principles The book emphasizes multidisciplinary engineering principles, preparing students for the broad range of applications they may encounter in their research as well as later in their careers. The modern treatment of transducers also makes this a valuable reference for transducer designers, acoustical consultants, hobbyists, and anyone involved in electroacoustic design.
Author: William J. Cavanaugh Publisher: John Wiley & Sons ISBN: 9780471306825 Category : Architecture Languages : en Pages : 564
Book Description
Comprehensive, up-to-date coverage of principles, materials, and technologies Architectural Acoustics provides the vital information that architects, engineers, and all concerned with the built environment need to control and direct wanted or unwanted sounds within and around buildings. A team of internationally recognized experts presents the very latest information on acoustical materials, technologies, design criteria, and methods for a wide variety of applications, including airports and other transportation facilities; theaters, churches, and concert halls; classrooms, lecture halls, and libraries; music practice rooms and recording studios; sports venues; and all types of residential, commercial, and industrial buildings. This comprehensive reference is one of the few books of its kind to include richly detailed case studies that demonstrate real-world applications of acoustic principles, materials, and methods. Nearly two hundred photos and illustrations further elucidate specific principles, applications, and techniques. Topics covered include: * Basic principles of architectural acoustics * Acoustical materials and methods * Building noise control applications
Author: prof. ibrahim elnoshokaty Publisher: ibrahim elnoshokaty ISBN: Category : Science Languages : en Pages : 364
Book Description
electroacoustics This branch of acoustic engineering deals with the design of headphones, microphones, loudspeakers, sound systems, sound reproduction, and recording.[15] There has been a rapid increase in the use of portable electronic devices which can reproduce sound and rely on electroacoustic engineering, e.g. mobile phones, portable media players, and tablet computers. This term is also used for a set of electrokinetic effects that occur in heterogeneous liquids under influence of ultrasound. There is International Standard that describes such electroacoustic effects in details
Author: Edward Carterette Publisher: Elsevier ISBN: 0323142753 Category : Psychology Languages : en Pages : 747
Book Description
Handbook of Perception, Volume IV: Hearing reviews the literature on the physical, physiological, and psychological aspects of hearing. The book covers a wide array of topics relevant to hearing, including the measurement and biophysics of the cochlea, binaural and spatial hearing, and the effects of hearing impairment on the auditory system. The psychological, sociological, and physiological effects of noise are also addressed. This volume is organized into six sections encompassing 16 chapters and begins with a historical overview of the history of research on hearing, from the antiquity of acoustics to the physical and mathematical developments that gave rise to auditory facts and theories. Auditory perception, physiology, and theory are followed up to about 1940, whereas the work on analysis synthesis and perception of speech is traced up to about 1960. The chapters that follow focus on measurement, the biophysics of the cochlea, and neural coding. The underlying mechanisms of the processing of acoustic information are given consideration. The book methodically introduces the reader to the mechanisms of frequency, intensity, time, and periodicity, along with stress, trauma, and pathology. A chapter on the transient physiological effects of noise and their relation to neuroendocrine stress theory concludes the treatise. This book is intended for psychologists, biologists, and natural scientists, as well as for those who are interested in the physical, physiological, and psychological aspects of hearing.
Author: Glen Ballou Publisher: Taylor & Francis ISBN: 113612117X Category : Technology & Engineering Languages : en Pages : 330
Book Description
This is the definitive reference for microphones and loudspeakers, your one-stop reference covering in great detail all you could want and need to know about electroacoustics devises (microphones and loudspeakers). Covering both the technology and the practical set up and placement this guide explores and bridges the link between experience and the technology, giving you a better understanding of the tools to use and why, leading to greatly improved results.
Author: Roland Wittje Publisher: MIT Press ISBN: 0262336537 Category : Science Languages : en Pages : 268
Book Description
The transformation of acoustics into electro-acoustics, a field at the intersection of science and technology, guided by electrical engineering, industry, and the military. At the end of the nineteenth century, acoustics was a science of musical sounds; the musically trained ear was the ultimate reference. Just a few decades into the twentieth century, acoustics had undergone a transformation from a scientific field based on the understanding of classical music to one guided by electrical engineering, with industrial and military applications. In this book, Roland Wittje traces this transition, from the late nineteenth-century work of Hermann Helmholtz to the militarized research of World War I and media technology in the 1930s. Wittje shows that physics in the early twentieth century was not only about relativity and atomic structure but encompassed a range of experimental, applied, and industrial research fields. The emergence of technical acoustics and electroacoustics illustrates a scientific field at the intersection of science and technology. Wittje starts with Helmholtz's and Rayleigh's work and its intersection with telegraphy and early wireless, and continues with the industrialization of acoustics during World War I, when sound measurement was automated and electrical engineering and radio took over the concept of noise. Researchers no longer appealed to the musically trained ear to understand sound but to the thinking and practices of electrical engineering. Finally, Wittje covers the demilitarization of acoustics during the Weimar Republic and its remilitarization at the beginning of the Third Reich. He shows how technical acoustics fit well with the Nazi dismissal of pure science, representing everything that “German Physics” under National Socialism should be: experimental, applied, and relevant to the military.
Author: Graham A. Jones Publisher: Taylor & Francis ISBN: 1136034102 Category : Language Arts & Disciplines Languages : en Pages : 2052
Book Description
The NAB Engineering Handbook provides detailed information on virtually every aspect of the broadcast chain, from news gathering, program production and postproduction through master control and distribution links to transmission, antennas, RF propagation, cable and satellite. Hot topics covered include HD Radio, HDTV, 2 GHz broadcast auxiliary services, EAS, workflow, metadata, digital asset management, advanced video and audio compression, audio and video over IP, and Internet broadcasting. A wide range of related topics that engineers and managers need to understand are also covered, including broadcast administration, FCC practices, technical standards, security, safety, disaster planning, facility planning, project management, and engineering management. Basic principles and the latest technologies and issues are all addressed by respected professionals with first-hand experience in the broadcast industry and manufacturing. This edition has been fully revised and updated, with 104 chapters and over 2000 pages. The Engineering Handbook provides the single most comprehensive and accessible resource available for engineers and others working in production, postproduction, networks, local stations, equipment manufacturing or any of the associated areas of radio and television.
Author: Hermann J. Koch
Author: Mendel Kleiner
Author: William J. Cavanaugh
Author: prof. ibrahim elnoshokaty 
Author: Edward Carterette
Author: Library of Congress. Copyright Office
Author: Glen Ballou
Author: Roland Wittje
Author: Graham A. Jones
Author: Bhattacharya S.K. & ChatterjI S.