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Electronics For You
September  2016   Issue Vol. 48  No. 9 

Tech Focus
Should LAWs Be Outlawed: What Autonomous
Weapons Are Up To

EDI, a fighter jet based on F/A-37 Talon, is a fictional lethal autonomous weapon (LAW) designed to carry out airborne attacks on enemies and come back home in time for dinner without any human intervention.

Information Technology
How Architecture Is Becoming Intelligent
In her book The Fountainhead, Ayn Rand portrays the protagonist, Howard Roark, as an individualistic young architect who chooses to struggle in unimportance rather than compromise his artistic and personal vision.
Information Technology
How Error Correcting Codes Help In Communication And Storage
No storage media like CDs, DVDs, flash memories, solid-state devices/memories or telecommunication technologies like mobile communication, satellite communication, WiMAX, digital audio/video broadcasting (DVB), deep Space communication is perfect, and all of these experience some amount of errors.
 
Design
An Introduction To EDA Tools (Part 1 of 2)
Electronic design automation (EDA) is a software tool used for designing electronic systems. Electronic circuits can be designed and synthesised on a computer using these tools.
Innovation
CarIQ’s Guide To Data-Driven Intelligent Cars
"In God we trust, all others bring data.” When there is so much data around, the challenge is to make information from such resources or objects more meaningful.
 
Buyers’ Guide
Choosing The Best Soldering-De-soldering Workstation
Soldering irons are most often used for installation, repairs and limited production work in electronics assembly. These can be commonly seen in any electronics environment.
Automotive
Infotronics and Informatics: An Emerging Multi-Disciplinary Engineering Platform For Industrial Development
The automobile industry is radically transformed by the intervention of emerging technologies in the same field. This has not only influenced the way automobiles are built, but also impacted the society.
 
Defence Electronics
Directed Energy Weapons: More On Less-Lethal Laser Weapons (Part 6 of 8)
Under directed energy weapons, we have covered particle beam weapons, high-power microwaves and less-lethal laser weapons. Let us learn more about less-lethal laser weapons.
Manufacture
Electromagnetic Compatibility: Grounding (Part 3 of 5)
In the previous parts we covered multilayer PCB designing. Now, let us look at grounding. Grounding can be defined as a connection, whether intentional or accidental, between an electrical circuit or equipment and earth or to some conducting body that serves in place of earth.
 
Do-It-Yourself
Sound-Operated Device-Control System
In movies like Ironman and Players, it is shown that appliances are operated by human speech or sound. Similar concept is implemented in this project. The system responds to pre-stored sound and performs particular functions.
Download source code
Do-It-Yourself
Simple Low-Noise Audio-Distribution Amplifier
This article describes a lownoise, low-cost audio-distribution amplifier based on hybrid or mixed technology. Input to the amplifier is from low-noise, high-gain npn transistor.
 
Do-It-Yourself
Wireless Display Using Arduino
Arduino Uno is a microcontroller board based on ATmega328. This DIY demonstrates how you can use two Arduino boards to make a wireless display using 434MHz ASK RF modules.
Download source code
Do-It-Yourself
Two-Watt TBA820M AF Amplifier
Here is a simple audiofrequency amplifier project based on TBA820M IC. This amplifier can deliver two-watt output power with 8-ohm speaker using a 12V power supply. A 3-16V battery or an AC/DC adaptor can be used to power this circuit.
 
Do-It-Yourself
Light-Sensitive Fire Alarm
This light-sensitive fire alarm circuit is extremely sensitive, low-cost and easy to assemble even by a beginner. It uses infrared photo transistor as fire sensor.
Do-It-Yourself
Smart Receptionist With Smartlock System
Presented here is a security system that lets you see a visitor while your main office door is locked. If you are in the middle of a meeting in a conference room and there is a visitor at the door, this system will send a notification to your smartphone with a photo of the visitor as email.
Download source code
 
Do-It-Yourself
Dimming LCD Backlight
Presented here is an LCD power-saving backlight-control circuit. An LCD is used in many projects for indication or information display since it consumes less power and, hence, saves energy.
Do-It-Yourself
Real-Time Multiple Colour Tracking
This project uses the fundamentals of computer vision to track three different colours: red, blue and yellow. When you run this program, a camera window opens up along with the object detected by the webcam or a laptop camera.
Download source code
 
EFY Plus DVD
MicroPython: The Python For MCUs
The power of Python is wellknown and widely accepted. Easy to learn and systematic to script, the effortless way to express complex behaviour is what makes this language tick.
Embedded
How Application-Specific Development Boards
Help Designers

Using a development board to design a device makes the job simpler. While selecting the board, go for one that requires minimum changes for your application. However, for intense applications, something a little more specific would be a better solution.
 
EFY Plus DVD
SimPy, To Simulate With Python
Real-life activities are a constant interaction between components and their environment. A discrete system is no different, constantly taking part in process after process, all the while involved with other systems and its surroundings.
EFY Plus DVD
eispice: When SPICE Says Hi To Python
With Python being the EFY DVD theme of the month, we went about exploring software that would make this holy coming together a reality for designers. We landed at eispice, a clone of Berkley SPICE 3 simulation engine.
 
Make In India
Strategic Electronics: Strategise And Grow (Market Survey:)
The Indian strategic electronics (SE) sector comprising mainly aerospace and defence (A&D) has the potential to become a vibrant industry in India over the next ten years. India is the seventhlargest A&D market globally.
EFY Plus DVD
Rapid Prototyping And Development Using Python Based Platforms
. Zerynth
. MyHDL
. CadSoft Eagle
. Rapid SCADA
. EasyEclipse
. Fritzing
 
Interview
The Devil Lies In Data (Data Analytics)
The world is facing an energy dilemma, and the only way out of it is to cut energy consumption in half. So how do we fill this demand-supply gap? Nikhil Pathak, vice president and general manager, IT business and SAARC, Schneider Electric India, speaks with Dilin Anand from EFY
Test & Measurement
Take Your Pick: Calibration Labs Or Equipment
You would have noticed that the latest standards and technologies used by devices under test require extremely higher levels of accuracy than a decade ago.
 
Interview
Fundamental Change By The Industrial IoT Lies In Proactive Optimisation (The Internet of Things)
There is a shift in revenue generation that is more promising towards the service side than the product side, and the Internet of Things (IoT) would be the driver of this natural extension. T.C. Ramesh, head - technology, Quest Global, speaks with Shanosh Kumar from EFY
Do-It-Yourself (eStyle)
Disable Your Webcam, Protect Your Privacy
Webcams are extremely useful. These help you keep in touch with friends and family all around the world. Webcams are almost always attached to computers that are themselves connected to the Internet, thus making these easy prey for hackers.
 
Buyers Guide(eStyle)
Keep Connected With These 3G/4G Dongles
The wireless age is here! In a connected world like ours, everyone wants Internet access on-the-go. Even high-end laptops these day exclude the Ethernet port.
Useful Websites
Circuit and Project Ideas
Constructing electronics projects and circuits has always been fascinating for hobbyists and budding engineers. This month we have for you a few websites that feature circuit and project ideas
 
Make In India: Industry News
Defence Production Policy aims to boost indigenous manufacturing
The Defence Production Policy promulgated by the government of India aims to achieve substantive self-reliance in the design, development and production of equipment, weapon systems and platforms required for defence in as early a time frame as possible.
First Look
. Smartwatch from Titan
. Gaming laptop from Asus
. Wireless headphones by Bose
. Digisol launches Ethernet unmanaged Power over Ethernet switch
. Dual-motion speaker from Altec Lansing
. Power bank from Sony
. DataWind launches detachable netbooks


 
Tech News
Battery that self-destructs in 30 minutes
Iowa State University, USA, scientists have developed a self-destructing battery that can power a simple electronic device such as a four-function calculator for up to 15 minutes and then dissolve in water.
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Sensors


Consumer Electronics


LCD and OLED Display Modules




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August 2016
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