Showing posts with label electronics. Show all posts
Showing posts with label electronics. Show all posts

Sunday, December 25, 2011

High-Power Audio Amplifier Construction Manual Review

High-Power Audio Amplifier Construction Manual
Average Reviews:

(More customer reviews)
... Randy Slone regurgitates no one; he states in his own words, clearly and in accessible language for the non-specialist, established principles of solid state amplifier design, and places these in the context of his suggested projects. One chapter is devoted to twelve "ready-to-construct" cookbook designs, and full-size PC board artwork for several of these are provided in an appendix. In short, if you want to build and/or design your own audio power amplifiers, this is an excellent resource.
Randy Slone begins with the basics of acoustics relating to audio power amplifiers and methodically walks the reader through a variety of designs, ranging from old to new, and simple to complex. As one would expect, much of this information is founded upon well established research. There is also a significant portion devoted to new techniques and principles of amplifier physics which help to de-mystify amplifier operation and provide pathways to improved performance. Unlike many similar textbooks that focus on only one topology or design philosophy, Randy Slone examines the broad range of amplifier configurations and power capabilities, including mirror-image input stages, fully-complementary VA stages, paralleled output stages, and lateral MOSFET designs.
Randy Slone may be somewhat opinionated, but his opinions appear to be logical reflections of measurable facts; and as any good scientist knows, that what cannot be measured does not exist for the world of science and engineering. He makes short shrift of tube cult; these are devices that produce measurable distortion and can never compete with the power capacity of modern solid state systems. The writing style and technical descriptions are easy to follow although a background in electronic fundamentals is helpful. No more than high school algebra is needed. Occasional humor increases the reading pleasure. Randy Slone has the somewhat eccentric habit of discussing current flow as if it traveled from negative to positive pole, while the convention is to describe it moving the other way. Once the reader becomes accustomed to this way of thinking - not too silly for electrons do indeed travel from negative to positive - it becomes easier to read. It is a complete resource for designing and constructing your own high-quality audio power amplifier systems.
I am currently building myself six of Randy Slone's OPTIMOS kits after reading the book. The fact that Randy Slone also sells the kits from his web site is a highly positive feature. Imagine trying to source all those components and make the PCBs yourself. Furthermore, Randy Slone is always available to help with specific questions and suggestion on a one to one basis. He really does answer his e-mail.
Highly recommended.

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Design and build awesome audio amps. Amateur and professional audiophiles alike can now design and construct superior quality amplifiers at a fraction of comparable retail prices with step-by-step instruction from the High-Power audio Amplifier Construction Manual. Randy Slone, professional audio writer and electronics supply marketer, delivers the nuts-and-bolts know-how you need to optimize performance for any audio system--from home entertainment to musical instrument to sound stage. Build a few simple projects or delve into the physics of audio amplifier operation and design. This easy to understand guide walks you through: Building the optimum audio power supply; Audio amplifier power supplies and construction: Amplifier and loudspeaker protection methods; Stability, distortion, and performance; Audio amplifier cookbook designs; Construction techniques; Diagnostic equipment and testing procedures; Output stage configurations, classes, and device types; Crossover distortion physics; Mirror-image input stage topologies.

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Sunday, November 13, 2011

PICAXE Microcontroller Projects for the Evil Genius Review

PICAXE Microcontroller Projects for the Evil Genius
Average Reviews:

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I'll be honest here. I was purchasing a completely unrelated book, and I needed to spend a few more bucks to get free shipping at Amazon. Having just ordered a PICAXE development board and a few PICAXE chips to play with, I did a quick search and found this book. I have already bought and studied "Programming and Customizing the PICAXE Microcontroller" book by David Lincoln (also highly recommend) so I didn't think I needed another PICAXE book. But I bought it anyway.
And I'm glad I did.
Mr. Hackett did a fine job on this book. It is well written, very illustrative (although the publisher could have lightened a number of the illustrations, many were very dark and you had to squint), and follows a very nice outline.
What impresses me the most, besides the thoroughness of the programming information, is the design suggestions that he made. I have, since I was 10 years old (I still have that first breadboard 25 years later), been a breadboarder. I have built and modified many circuits on breadboards. It is a valuable skill, one that can only come from experience... but it can also get tedious. That's why I really like the development boards that are available. I have been using a PICAXE development board (google AXE091) for a few days and really enjoy it, and highly recommend it. It's also why I REALLY like the Arduino with the associated shields for it. But what impresses me with this book is Mr. Hackett's stripboard techniques. First you breadboard a peripheral (LED display, switch, etc) and then, since it is something you will likely use again and again, you can save time in the future by making a stripboard version that plugs into your breadboard. Very nice. But even that can get tedious after a while... so guess what? When you have developed that particular skill, and want to save time, you can actually purchase professionally etched PC boards from his website to make some of these peripherals.
I also really liked his logic probe in a test tube project. I intend to make one myself. It reminds me of our high school electronics class when we all made voltage testers, put them in a glass test tube, filled it with clear epoxy, and then broke the glass off... although Mr. Hackett's design simply encloses the probe in a plastic test tube... nice design.
I recently wrote a poor review of "PIC Programming for Beginners" by Mark Spencer and published by the American Radio Relay League. I stated that the book was not for beginners and I suggested that the ARRL publish a three volume set, the first being a book about digital electronics (TTL/CMOS logic, etc, which I find an essential prerequisite to micros... then Volume 2 would be a book about the PICAXE, and Volume 3 would be the book introducing the PIC and assembly code. "PICAXE Microcontroller Projects for the Evil Genius" would be my Volume 2 of this set.
Nice work Mr. Hackett!

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WHIP UP SOME FIENDISHLY FUN PICAXE MICROCONTROLLER DEVICES
"Ron has worked hard to explain how the PICAXE system operates through simple examples, and I'm sure his easy-to-read style will help many people progress with their PICAXE projects."
This wickedly inventive guide shows you how to program, build, and debug a variety of PICAXE microcontroller projects. PICAXE Microcontroller Projects for the Evil Genius gets you started with programming and I/O interfacing right away, and then shows you how to develop a master processor circuit.
From "Hello, World!" to "Hail, Octavius!"All the projects in Part I can be accomplished using either an M or M2 class PICAXE processor, and Part II adds 20X2-based master processor projects to the mix. Part III culminates in the creation of Octavius--a sophisticated robotics experimentation platform featuring a 40X2 master processor and eight breadboard stations which allow you to develop intelligent peripherals to augment Octavius' functioning. The only limit is your imagination!
PICAXE Microcontroller Projects for the Evil Genius:
Features step-by-step instructions and helpful photos and illustrations
Allows you to customize each project for your purposes
Offers all the programs in the book free for download
Removes the frustration factor--all required parts are listed, along with sources

Build these and other devious devices:
Simple mini-stereo jack adapter
USBS-PA3 PICAXE programming adapter
Power supply
Three-state digital logic probe
20X2 master processor circuit
TV-R input module
8-bit parallel 16X2 LCD board
Serialized 16X2 LCD
Serialized 4X4 matrix keypad
SPI 4-digit LED display
Countdown timer
Programmable, multi-function peripheral device and operating system
Octavius--advanced robotics experimentation platform
L298 dual DC motor controller board

Visit www.JRHackett.net to learn more.

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Tuesday, November 8, 2011

Schaum's Outline of Analog and Digital Communication Review

Schaum's Outline of Analog and Digital Communication
Average Reviews:

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Contrary to the other reviewers claim, this book does teach you the basics of analog and digital communications. Hwei P. Hsu explains the basic fundamental principles better than any text written. I believe strongly that if a person studies from this book, they will have a strong foundation of the subject matter. Also they will see the big picture as oppose to getting lost in details. If one learns the main principles and concepts, and study the worked out examples, they will be able to solve the problems in most texts. Hwei P. Hsu has three excellent books, Signals and Systems, Probabilty and Random Processes, and Analog and Digital Communications.

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Ace communications theory examsNwhile cutting your study timeNwith this popular study guide. It gives you hundreds of fully solved problems that make every step of learning easier. This powerful study tool gives you clear explanations of the mathematics behind signal and linear system analysis; 434 fully solved problems; complete coverage of communications theory; an introduction to information theory and coding; plus hundreds of practice problems with answers, so you can track your own progress. Famous for their clarity, wealth of examples, and lack of boring minutiaeNSchaumOs Outlines have sold more than 30 million copies worldwide. This guide will show you why!

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Monday, September 12, 2011

Teach Yourself Electricity and Electronics, Fourth Edition (Teach Yourself Electricity & Electronics) Review

Teach Yourself Electricity and Electronics, Fourth Edition (Teach Yourself Electricity and Electronics)
Average Reviews:

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Just to make this clear, I'm writing this as somebody who does NOT have a degree in Electrical Engineering. I've been trying to get into electronics for years and have tried many different books.
I'll break this review into three sections as I think this book needs three different ratings.
1. 5 stars for teaching basic electronics theory and concepts. The majority of the theory is in the first two sections of the book. After wrestling with "The Art of Electronics" and the 1st edition of "Practical Electronics for Inventors" for years this was the book that finally made sense. The chapters are well paced and the tests are a good way to help think about what you've learned.
2. 3 stars for Section 3. This is an issue because section 3 is where the book starts with diodes, transistors, and electronics circuits. As far as helping us understand electronics, this section is not even near the level of the first two sections of the book. More importantly, the author does not adequately explain the circuits presented.
3. 1 or 2 stars for teaching "Practical" skills. After moving through almost 3 sections of this book, I understand a lot of theory but can't understand what is going in a basic circuit when I look at one. This book is completely lacking in the practical aspect. I assumed all this would be explained in the third section but it isn't.
I think this would be a great first book. You will, however, need other books to learn some practical skills, which is why you wanted to get into electronics in the first place.

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Learn the hows and whys behind basic electricity, electronics, and communications without formal training
The best combination self-teaching guide, home reference, and classroom text on electricity and electronics has been updated to deliver the latest advances.Great for preparing for amateur and commercial licensing exams, this guide has been prized by thousands of students and professionals for its uniquely thorough coverage ranging from DC and AC concepts to semiconductors and integrated circuits.
Written by Stan Gibilisco, an electronics legend and McGraw-Hill's most popular TAB author
Perfect for hobbyists, students, and those of you who want to get ahead in tech-related careers
Packed with everything needed to enhance learning: 600+ illustrations, practical examples, and hundreds of test questions

NEW TO THIS EDITION:Updated to reflect the latest technological advances in: * Computers * Robotics * Artificial Intelligence * Amplifiers * Transmitters * The Internet * High-fidelity
EXPERT HOW-TO GUIDANCE ON SOLVING PROBLEMS SUCH AS:
Simple current-voltage-resistance determinators
Power calculations
Designing acoustical and audio systems
Designing circuits and systems


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Saturday, August 20, 2011

Electronic Components: A Complete Reference for Project Builders Review

Electronic Components: A Complete Reference for Project Builders
Average Reviews:

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The book is an excellent basic reference book on electronic components. It would probably be a bit complex for someone without some background in electronics, but it is MUCH easier to understand than any electronics textbooks I have read

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This is an all-in-one guide to electronic component specifications and applications. With this handy benchtop reference, you'll have at your fingertips a one-stop source of practical information on virtually every kind of electronic component. In "Electronic Components: A Complete Reference For Project Builders", Delton T. Horn provides you with the important working characteristics, specifications, and uses for each component listed. Horn, a well-known electronics expert, has divided this book into three parts - passive nonamplifying components; active devices (semiconductor components); and miscellaneous devices (for example, transducers and switches). You'll find a wide range of topics that give you all the data necessary for successful experimentation: wire and solder; capacitors; diodes; linear ICs; resistors; coils and transformers; transistors; and digital ICs. Throughout, Horn presents helpful insights into the theory and operation of components in typical circuit designs, the pros and cons of using devices in various situations, where and how to find parts, and criteria for making substitutions.Armed with this book and a manufacturer's specification sheet, you can be confident that you're choosing the proper components for your circuit designs.

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Saturday, July 9, 2011

Complete Digital Design: A Comprehensive Guide to Digital Electronics and Computer System Architecture Review

Complete Digital Design: A Comprehensive Guide to Digital Electronics and Computer System Architecture
Average Reviews:

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Ah, I wish I'd found this book two years ago. Back then, when I just started working as an EE, the benefit I could gain from the book would be huge. Today, knowing at least 90% of what is has to say, I'm still very much impressed.
Mark Balch takes a unifying approach I haven't seen in other books. Deciding to focus on the complete spectrum of digital/electronic design is a great decision, since most of the books out there either pay attention only to logic and assembly or only to leakage currents in diodes and bode plots of filters. Often, an EE has to work closely with both worlds, which is what the author of this book understood and filled 460 pages with valuable information.
On one hand this book teaches digital logic (with nice practical aspects, for example the 7400 family), computer architecture, memory, communications (with a great section explaining all the nuts-and-bolts of the omnipresent RS232/422/485 family of
standards), networking, state machines, FPGAs and CPLDs.
On the other hand, it doesn't neglect the low level stuff. A good overview of basic electronics is given, including information on diodes, transistors, op-amps and ADC/DACs. It doesn't stop there and discusses the practical aspects of design I haven't seen described in other (non-textbook) books - clock distribution, power regulation/distribution, signal integrity and various debugging techniques.
What I liked especially is that the author doesn't get into the topics too deep - there's textbooks and data-sheets for that. He gives theory when needed, focuses on the practicals and refers to other sources of information. In particular, the section that explains how to read data-sheets and what to pay attention to while reading is a gold-mine for young engineers.
I think this book can be very useful for fresh engineers - to get quickly informed of the wide spectrum of design practices or even for students of EE - to see the bigger picture. To seasoned professionals it won't provide much new knowledge.


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YOUR ONE-STOP RESOURCE FOR DIGITAL SYSTEM DESIGN!

The explosion in communications and embedded computing technologies has brought with it a host of new skill requirements for electrical and electronics engineers, students, and hobbyists. With engineers expected to have such diverse expertise, they need comprehensive, easy-to-understand guidance on the fundamentals of digital design.
Enter McGraw-Hill's Complete Digital Design. Written by an experienced electrical engineer and networking hardware designer, this book helps you understand and navigate the interlocking components, architectures, and practices necessary to design and implement digital systems. It includes:* Real world implementation of microprocessor-based digital systems* Broad presentation of supporting analog circuit principles* Building complete systems with basic design elements and the latest technologies

Complete Digital Design will teach you how to develop a customized set of requirements for any design problem — and then research and evaluate available components and technologies to solve it. Perfect for the professional, the student, and the hobbyist alike, this is one volume you need handy at all times!


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