A resource on position sensor technology, including background, operational theory, design and applications This book explains the theory and applications of the technologies used in the measurement of linear and angular/rotary position sensors. The first three chapters provide readers with the necessary background information on sensors. These chapters review: the working definitions and conventions used in sensing technology; the specifications of linear position transducers and sensors and how they affect performance; and sensor output types and communication protocols. The remaining chapters discuss each separate sensor technology in detail. These include resistive sensors, cable extension transducers, capacitive sensors, inductive sensors, LVDT and RVDT sensors, distributed impedance sensors, Hall Effect sensors, magnetoresistive sensors, magnetostrictive sensors, linear and rotary encoders, and optical triangulation position sensors. Discusses sensor specification, theory of operation, sensor design, and application criteria Reviews the background history of the linear and angular/rotary position sensors as well as the underlying engineering techniques Includes end-of-chapter exercises Position Sensors is written for electrical, mechanical, and material engineers as well as engineering students who are interested in understanding sensor technologies.
The definitive account of the trillion-dollar payment card industry. The payment card business has evolved from its inception in the 1950s as a way to handle payment for expense-account lunches (the Diners Club card) into today's complex, sprawling industry that drives trillions of dollars in transaction volume each year. Paying with Plastic is the definitive source on an industry that has revolutionized the way we borrow and spend. More than a history book, Paying with Plastic delivers an entertaining discussion of the impact of an industry that epitomizes the notion of two-sided markets: those in which two or more customer groups receive value only if all sides are actively engaged. New to this second edition, the two-sided market discussion provides useful insight into the implications of these market dynamics for cardholder rewards, merchant interchange fees, and card acceptance. The authors, both of whom have researched the industry for more than 25 years, also examine the implications of the recent antitrust cases on the industry as well as other business and technological changes—including the massive consolidation brought about by bank mergers, the rise of the debit card, and the emergence of e-commerce—that could alter the payment card industry dramatically in the years to come.
A public policy expert reveals how decades of deregulation and increasing inequality have fostered a culture of cheating across America. There have always been people who cut corners, but in The Cheating Culture, David Callahan demonstrates how cheating on every level—from the highly publicized corporate scandals to Little League fraud—has risen dramatically in recent decades. He then asks the simple yet provocative questions: Why all the cheating? Why now? Callahan pins the blame on today’s dog-eat-dog economic climate. An unfettered market and unprecedented economic inequality have corroded our values and threaten the level playing field so central to American democracy itself. Through revealing interviews and extensive data analysis, Callahan takes readers on a revealing tour of cheating in America and offers a powerful argument for why it matters.
As the definitive resource on position sensing technology, Understanding Position Sensors encompasses all aspects necessary for a full understanding of the field, with topics of background, operational theory, design, and application. While grasping the theory of technologies used in the measurement of linear and angular/rotary position sensors, the reader will also learn about terminology, interfacing, testing, and other valuable concepts that are useful in the understanding of sensors in general. The first three chapters provide readers with the necessary background information on sensors. These chapters review the working definitions and conventions used in sensing technology; specification of position sensors and the effect on performance; and sensor output types, plus an extensive section covering communication protocols. The remaining chapters describe each separate sensor technology in detail. These include resistive sensors, cable extension transducers, capacitive sensors, inductive sensors, LVDT and RVDT sensors, distributed impedance sensors, Hall effect sensors, magnetoresistive sensors, magnetostrictive sensors, linear and rotary encoders, optical triangulation position sensors, and ultrasonic position sensors. Presents sensor specification, theory of operation, sensor design, and application criteria Reviews the background history of position sensors as well as the underlying engineering techniques Includes end-of-chapter exercises Understanding Position Sensors is written for electrical, mechanical, and material engineers, as well as for engineering students who are interested in understanding sensor technologies, and can be used as a textbook for an engineering course on sensor technology.
A resource on position sensor technology, including background, operational theory, design and applications This book explains the theory and applications of the technologies used in the measurement of linear and angular/rotary position sensors. The first three chapters provide readers with the necessary background information on sensors. These chapters review: the working definitions and conventions used in sensing technology; the specifications of linear position transducers and sensors and how they affect performance; and sensor output types and communication protocols. The remaining chapters discuss each separate sensor technology in detail. These include resistive sensors, cable extension transducers, capacitive sensors, inductive sensors, LVDT and RVDT sensors, distributed impedance sensors, Hall Effect sensors, magnetoresistive sensors, magnetostrictive sensors, linear and rotary encoders, and optical triangulation position sensors. Discusses sensor specification, theory of operation, sensor design, and application criteria Reviews the background history of the linear and angular/rotary position sensors as well as the underlying engineering techniques Includes end-of-chapter exercises Position Sensors is written for electrical, mechanical, and material engineers as well as engineering students who are interested in understanding sensor technologies.
Arguing that humans have always been technological as well as cultural beings, David Hakken calls for a fundamental rethinking of the traditional separation of anthropology and technical studies. Drawing on three decades of research on contemporary technological societies, this book outlines a fresh way of thinking about technology and offers an ethical and political response to the challenge of truly living as "cyborgs" in the age of cyberspace.
The authoritative compendium of facts, statistics, photographs, and analysis that defines baseball in its formative first decades This comprehensive reference work covers the early years of major league baseball from the first game—May 4, 1871, a 2-0 victory for the Fort Wayne Kekiongas over the visiting Cleveland Forest City team—through the 1900 season. Baseball historian David Nemec presents complete team rosters and detailed player, manager, and umpire information, with a wealth of statistics to warm a fan’s heart. Sidebars cover a variety of topics, from oddities—the team that had the best record but finished second—to analyses of why Cleveland didn’t win any pennants in the 1890s. Additional benefits include dozens of rare illustrations and narrative accounts of each year’s pennant race. Nemec also carefully charts the rule changes from year to year as the game developed by fits and starts to formulate the modern rules. The result is an essential work of reference and at the same time a treasury of baseball history. This new edition adds much material unearthed since the first edition, fills gaps, and corrects errors, while presenting a number of new stories and fascinating details. David Nemec began the lifetime labor that helped produced this work in 1954 and admits it may never end, as there always will be some obscure player whose birth date has not yet been found. Until perfection is achieved, this work offers state-of-the-art accuracy and detail beyond that supplied by even modern baseball encyclopedias. As Casey Stengel, who was born during this era, was wont to say, “you could look it up.” Now you can.
Now available in PDF format. DK Eyewitness Travel Guide: Boston will lead you straight to the best attractions Boston has to offer. You'll find detailed background information on the best things to do in Boston, from visiting historic Harvard University and taking one of many walking tours to watching a Boston Red Sox game. This best-selling travel guide is packed with beautiful cutaways and floor plans of all Boston's major sights, as well as 3-D aerial views of its most interesting districts. Features include the itinerary planner, Four Great Days Out in Boston, Street Finder mapping throughout, and a pull-out map with detailed sheet maps and useful transportation information. DK Eyewitness Travel Guide: Boston is fully updated and expanded with dozens of reviews for hotels in Boston, recommended restaurants, and tips for shopping, entertainment, and where to go for a beer at the end of the day. Don't miss a thing on your vacation with the DK Eyewitness Travel guidebook to Boston.
How is knowledge produced and used in cyberspace? David Hakken - a key figure in the anthropology of science and technology studies - approaches the study of cyberculture through the venue of knowledge production, drawing on critical theory from anthropology, philosophy and informatics (computer science) to examine how the character and social functions of knowledge change profoundly in computer-saturated environments. He looks at what informational technologies offer, how they are being employed, and how they are tied to various agendas and forms of power. Knowledge Landscapes will be essential for both social scientists and cultural studies scholars doing research on cyberculture.
Essential guidance for preventing fraud in the card-not-present (CNP) space This book focuses on the prevention of fraud for the card-not-present transaction. The payment process, fraud schemes, and fraud techniques will all focus on these types of transactions ahead. Reveals the top 45 fraud prevention techniques Uniquely focuses on eCommerce fraud essentials Provides the basic concepts around CNP payments and the ways fraud is perpetrated If you do business online, you know fraud is a part of doing business. Essentials of On-line Payment Security and Fraud Prevention equips you to prevent fraud in the CNP space.
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