This book takes the reader through the design and implementation of the Sinclair ZX Spectrum's custom chip, revealing for the first time the decisions behind its design and its hidden secrets. By using it as case study, the techniques required to design an 8-bit microcomputer are explained, along with comprehensive details of the Ferranti ULA manufacturing process. If you have ever wanted to design your own computer or wondered what was behind the most successful microcomputer of the 1980s, then this is the book for you. For the first time, the inner working of the Sinclair ZX Spectrum's custom chip and heart of the computer, the Ferranti ULA, is exposed in minute detail. Packed with over 140 illustrations and circuit diagrams, this book takes the reader through the cutting edge technology that was the Ferranti ULA and the design of the ZX Spectrum home computer, illustrating the principles and techniques involved in creating a cost effective computer that required nothing more than a television set and a cassette recorder. The ZX Spectrum ULA is an essential read for the electronics hobbyist, student or electronic engineer wishing to design their own retro-style microcomputer or anyone with an interest in historical micro-electronic and digital design. All topics are explained in simple yet precise terms, building on their careful introduction towards the full functionality presented by the Sinclair computer. Some of the topics covered are: The architecture of the standard microcomputer, Ferranti and their ULA, manufacturing process and structure, The functional layout of the ZX Spectrum ULA, Video display generation, Memory contention and timing, ZX Spectrum design bugs such as "The Snow Effect," Hidden features, ULA version differences.

Mobile computing is a generic term describing one's ability to use technology while moving, as opposed to portable computers, which are only practical for use while deployed in a stationary configuration. This book presents the latest research and applications in this fast-moving field.

Written by best-selling PC repair author and educator Jean Andrews, the seventh edition of "A+ Guide to Managing and Maintaining Your PC, International Edition" maps fully to CompTIA's 2009 A+ Exam objectives. This full-color guide is the most complete, step-by-step book available for learning the fundamentals of supporting and troubleshooting computer hardware and software. At the same time, it prepares readers to successfully pass the A+ 220-701 and 220-702 exams. The new edition is formatted to support any teaching style and course format, featuring an essentials-to-practical reorganization within each chapter and inclusion of new tabs distinguishing exam content. Further content and live demonstrations with Jean Andrews are available on the accompanying CD, making this new edition a total solution for PC repair.

The first time I heard the term "computer crash," I started worrying about the challenge of mastering these machines. Frankly I had all the gear but little or no idea on how to even get started. With no accelerator, no brake, not even a steering wheel, how was I going to control and do something useful with this computer? It doesn't have to be that way as long as you have the proper instruction. Get your first computer driving lessons from Computers For Seniors For Dummies. The For Dummies team is known for making even the most difficult subjects easy - and fun - to master. In this book, you find the ideal road map for finding your way around a personal computer, your PC (learnt something new already!) for the first time. Using Computers For Seniors For Dummies, you discover how to set up and fine tune your PC. You find out how to use Windows Vista - the petrol for your machine. Then the fun really begins! You can surf the vast world of the Internet to do anything from catching up on the latest news to finding out about a new hobby. (Be sure to visit me at www.stirlingmoss.com! ) You can put your photos on the computer and share them with friends and family. You can play games. You can play music. You can shop for anything and everything under the sun. You can send greetings and gifts and join in online discussions. You can plan your vacations and print maps to your destination so you can get there without a wrong turn! And if you run into trouble, Computers For Seniors For Dummies has a repair shop - a section on working out and fixing the problem. Computers open up a great world of possibilities. You should be a part of it. With Computers For Seniors For Dummies, you have the power to participate in that world. If I can learn to drive a computer, although I still have my "L" plates on, so can you! Lose your fear and take control of your new machine with Computers For Seniors For Dummies - the book that is easy and fun to use and prepared especially for you...Nancy Muir has written over 50 books on topics ranging from desktop applications to distance learning. She has contributed articles to several national magazines, and teaches a college course in Internet Safety at Washington State University. Together with her husband, Earl Boysen, she maintains two informational Web sites: www.BuildingGadgets.com about electronics; and www.understandingnano.com focused on clear explanations of nanotechnology topics. Nancy also holds a certificate in distance learning design.

This book teaches the technical fundamentals of the EMC Documentum content management platform, thoroughly preparing beginner and intermediate-level Documentum developers and professionals for the E20-120 exam. Complete coverage of the syllabus, illustrated examples and practice questions on each topic, and two full-length practice tests with answers build the confidence to tackle the real exam successfully. Author Pawan Kumar, founder of free online Documentum community dm_cram, now provides consulting and training services through doQuent. Leading enterprise content management platform EMC Documentum streamlines capture, processing, and distribution of business information and can automate entire business processes in accordance with business rules. Content Management Foundations (CMF) Associate-level Exam E20-120 is the first exam on the EMC Proven Content Management Application Developer (EMCAD) track introduced by the EMC Proven Professional certification program in early 2007.

JUMP-START YOUR CAR'S IQ, VALUE, AND CAPABILITIES. WITH THIS FUN, EASY-TO-FOLLOW GUIDE.

. You won't find an easier or less expensive way to bring the ultimate in computer and GPS technology to your car, truck, or SUV than this start-to-finish guide from expert customizer Gavin Harper. You don't need any electronics or auto experience to get started!.

. With clear, hands-on photos and instructions, Harper walks even newbies through every step of the process, from choosing equipment to installing finishing touches on an IT system that will set your car apart -- and save you hundreds -- perhaps thousands -- over what your friends will pay to have others do it for them..

. SMART CAR!
. No matter what type of vehicle you own, Gavin Harper's "Build Your Own Car PC" makes it simple to: . Install a GPS that tells you where you are and how to get where you want to go. Create voice control of audio and video. Automate heating, cooling, lighting, and other functions. Build in ultrasophisticated car security. Much, much more.

. WHY IT'S EASIER WITH THIS BOOK. Features the best, most complete illustrated instructions for installing a car PC and a GPS system. Focuses on prefabricated components that are easy to work with. Compares products by brand name, and tells you where to get what you need. Shows you exactly what to do with more than 200 photos and illustrations. Provides expert troubleshooting (and trouble-avoiding) tips. Gives you free, helpful software at the book's own Website!. . .

Building a computer can be a very rewarding experience. You can learn a lot about computer hardware by building a computer. Aside from that, you get a totally personalized computer that no OEM (Original Equipment Manufacturer) could match, and there is also the opportunity to save a lot of money in the process. The only downside is that you won't have any technical support number to ring, or any centralized warranty service (each part will have its own warranty/return policy), so there may be a chance that you will have to pay more for service (if you don't repair yourself). So now you've been sold on the merits, read on to find out how...

What if you could someday put the manufacturing power of an automobile plant on your desktop? According to Neil Gershenfeld, the renowned MIT scientist and inventor, the next big thing is personal fabrication-the ability to design and produce your own products, in your own home, with a machine that combines consumer electronics and industrial tools. Personal fabricators are about to revolutionize the world just as personal computers did a generation ago, and "Fab" shows us how.

Get full coverage of Apples hot new suite of fun, creative tools for making movies, photos, dvds and custom music in one volume! Now you can see how easy it is to make your own customized digital creations using iMovie, iPhoto, iDVD, and iTunes with help from this detailed, results-oriented guide.

Learn routine maintenance as well as desktop basics, hard drive care and defragmentation, and plenty more to make your PC more efficient and keep it running smoothly. Learn software management, tame the Internet, secure your machine, deal with downloads, and much more.

This friendly, solutions-oriented guide is filled with step-by-step examples that illustrate how to set up and navigate your Zire, and make the most of the hardware, built-in applications, and third-party tools. Each chapter begins with the specific how-to topics that will be covered. Within the chapter, each topic is accompanied by a solid, easy-to-follow walkthrough of the process.

"Degunking Your PC takes Paraglyph's unique "degunking" approach--an easy to follow, tried and true, 12 step method to get your PC and all your gadgets running in tip-top shape. It covers techniques for everything from tweaking your monitor to suit your needs, installing/uninstalling peripherals, to networking several computers without technical jargon. Is your wireless keyboard fighting with your wireless mouse? Do you really need to keep those desktop speakers? Don't know how to get rid of old drivers or where they are hiding? Do you know how to physically clean your hard drive, scanners, print heads, and monitors? Can you see the top and the underside of your desk or is it cluttered with devices and cables and unidentifiable wires? If this sounds familiar, you have some degunking to do! Learn about the joys and headaches of Wi-Fi networking, why good printers go bad, all about USB and FireWire and free yourself from cords. If you are still in the dial-up Dark Ages, you'll learn everything you need to know about Moving to DSL or cable. When it's finally time to say goodbye to your old devices, learn the proper way to donate, recycle or dispose of them and choose the right upgrades for your needs.

The pocket-sized reference to the Pocket PC - the only book that isn't bigger than the Pocket PC itself! This presentation is ideal for Pocket PC users who need a quick, lightweight, portable guide to everything their PDAs can do. This book presents step-by-step instructions to the 30 most-used features of the Pocket PC in lessons that can be completed in ten minutes or less.

Build real-world applications for Windows CE using this comprehensive developers guide. Combining both theory and practical advice, this book will show you how to develop ActiveX controls, use embedded databases, and learn features of good multi-threaded design. Also included are debugging tips and tricks.

Make PC stand for "personalized and customized"--mod it to increase performance or simply to improve its looks and think outside the plain beige box. Go beyond the manufacturer's limits and add a high-performance heatsink, or increase functionality of your box by adding more controls and ports in the front. Get the psychological edge in LAN gaming by morphing your box with lights, windows, custom paint jobs, and more. Divided into four distinct projects, each one written by a field expert, this hands-on guide delivers professional instruction on installing a water-cooling system, adding lights, morphing the case, and much more.Cut windows, install plumbing, and paint your case Illuminate your box by adding lights Install fiber optics, light-emitting diodes, and cold cathode fluorescents Build a switch interface Transform your box into an aquarium by water-cooling your components Morph your case and add accessories Use molding techniques Use alternative enclosures or acrylic cases--even an old gas can--to house your components

Discover all the treasures your Sony VAIO desktop or laptop holds with this step-by-step, easy-to-follow guide. Whether you're new to computers or an old hand, you'll find a trove of tips and tricks that help you maximize your VAIO's power--get a valuable primer on hardware and software, then delve into more advanced topics like understanding and choosing ISPs and setting up a wired or wireless home network. Next, dive into your VAIO's fun features, including its multimedia capabilities--hook up your camcorder to your VAIO, edit video, burn DVDs, play games, or record and watch your favorite TV shows. To keep your VAIO in tiptop shape, check out the chapters on troubleshooting and maintenance.Record and retrieve your favorite TV shows for playback--or burn them onto a DVD Plan a home or small office network, buy the right hardware, and install your network, including a shared printer Understand wired and wireless networking basics, and secure your connection Learn how to legally copy a DVD movie Import and edit video using DVgate Plus Connect your camcorder to your VAIO, turning it into your personal video recorder Burn CDs and DVDs using the Windows XP CD Writing Wizard or EasySystems Drag 'n Drop CD+DVD Play games on your VAIO Set up and organize e-mail and newsgroup readers using Outlook Express Understand your backup options and troubleshoot problems

BONUS SECTION! Special 8-page spotlight showing you how to create DVDs with your VAIO

About the author: Tom Dunlap is a senior editor at CNET Networks, specializing in notebook computers. He has been a technology journalist for over a decade, and his work appears regularly in Computer Shopper magazine, CNET.com, and ZDNET.com.

Learn to communicate in the wireless e-mail and Internet landscape. Discover how Blackberry--the portable, pocket-size wireless device--connects you to corporate e-mail and calendars, lets you create instant memos, and offers extensions like RIM Wallet for secure online purchases. Written by an experienced author and trainer, "How to Do Everything with Your Blackberry guides you through every feature of the Blackberry and leads you to maximized functionality. With full coverage of Blackberry models--plus PC synching--this comprehensive guide is loaded with information, solutions, and practical advice to help keep you connected with all your business and personal relationships.Master the wireless communication device of choice for mobile professionals Track appointments and daily schedules with the calendar Compose, send, and receive wireless e-mail Browse the wireless Internet whether you're away from the country or just away from your desk Manage e-mail with familiar features such as folders, filters, and search capabilities Configure Blackberry options including security, automated text correction, message services, and network settings Utilize the address book for e-mail addresses, phone numbers, pager numbers, and essential information Use Blackberry Desktop Software to connect with PC applications Troubleshoot common problems

Who needs the movies? Now, you can achieve stunning audio and top quality video results through your PC. This book shows you how to build your own home entertainment center using an ordinary PC. Watch and record TV shows and movies, put your entire CD collection on hard drive, and listen to radio stations from around the world.

My book is about making hardware upgrades on desktop computers easily using common sense methods. I put the directions in the simplest as possible terms. If you have every thought of making upgrades on your computer but were afraid to try. Then this is the book for you. It gives you step my step directions in plan laymen terms. My book puts things in the simplest terms possible with tried and tested methods. And the methods in this book are the ones I used and you can use them also. So why pay someone $20+ an hour to upgrade your computer when you can do it yourself.

LOCK IN PDA SECURITY:

* Let an IT security expert help you assess the PDA threat to your business

* Learn what you must do to lock out dangers -- password theft, viruses, electronic eavesdropping, mobile code and wireless vulnerabilities, data corruption, device loss and theft, and other risks

* Maximize and protect the value of increasingly capable personal digital assistants to your organization

DOWNSIZE PDA RISKS. SUPERSIZE PDA REWARDS.

PDAs have moved into the workplace. More than 25 million of them will soon be accessing company networks. Are you prepared? If you’re an information technology or business executive, the time is right to size up the unique security risks these small, portable devices pose. This essential primer for those deploying, managing or using PDAs in the workplace will help you understand and address the challenges presented by this emerging set of technologies. Written by respected IT security experts, PDA Security, shows you how to:

* Assess the level of threat posed by PDAs in your organization

* Develop a measured and enforceable policy response to minimize the risk

* Understand the technical issues and defend against the threats PDAs pose to privacy, theft of sensitive information, system corruption, and other issues of network and data misuse

* Analyze secure solutions for all major handhelds -- Palm, PocketPC, and RIM

* Examine a case study on securing Palm for the work environment

* Learn why solutions almost always involve the operating system

* Discover what White-Hat Hacking reveals about vulnerabilities

* Find profitable ways to integrate PDAs into business plans and networks, while downsizing risks

* Get an insider’s preview of the future of handhelds -- the PCs of the early twenty-first century

With a Foreword by Rebecca Bace, internationally renowned intrusion-detection and network-security specialist and former member of the United States Department of Defense National Security Agency (NSA).

For ongoing news and original content on PDA security, related Web sites, and a calendar of related events, visit www.pdasecurity-book.com

The second edition of this highly successful text focuses on the major changes that have taken place in this field in recent times. Data Acquisition Techniques Using PCs, Second Edition, recognises that data acquisition is the core of most engineering and many life science systems in measurement and instrumentation. It will prove invaluable to scientists, engineers, students and technicians wishing to keep up with the latest technological developments.
* Teaches the reader how to set up a PC-based system that measures, analyzes, and controls experiments and processes through detailed design examples
* Geared for beginning and advanced users, with many tutorials for less experienced readers, and detailed standards references for more experienced readers
* Fully revised new edition discusses latest programming languages and includes a list of over 80 product manufacurers to save valuable time