This book offers an amazingly awesome and complete collection of professional spy tools that you can build yourself. You can build any project in this thrilling arsenal of spy devices for $30 or less! Not only that, even total beginners to electronics can construct these mind-boggling...

OP Amps deliberately straddles that imaginary line between the technician and engineering worlds. Topics are carefully addressed on three levels: operational overview, numerical analysis, and design procedures. Troubleshooting techniques are presented that rely on the application of fundamental electronics principles. Systematic methods are...

Designed to complement CompTIA A+ Complete Study Guide, this hands-on companion book takes you step by step through the tasks a PC technician is likely to face on any given day. It supports the theory explained in the test-prep...

Part of Packt's Beginner's Guide series, this book will steadily guide the reader through exercises using practical examples that are easy to build, which are illustrated with screenshots. The activities become steadily more sophisticated and include combining the content from one module with another. This book is aimed at teachers of...

Cisco Networking Essentials, 2^nd Edition provides the latest for those beginning a career in networking. This book provides the fundamentals of networking and leads you through the concepts, processes, and skills you need to master fundamental networking concepts. Thinking of...

• Understanding and repairing motherboards, processors, chipsets, BIOS, and system resources
• Updating and optimizing memory and aging systems
• Diagnosing common PC problems and performing routine maintenance
• Installing and configuring system upgrades
• Working...