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Electronics For You
April 2016 Issue
Vol. 48 No. 4
Tech Focus
Stepping Through The Looking Glass, We Found Displays So Different
Eyes, perfected by Mother Nature, are matchless display systems. Every other man-made display has some problem or the other—battery life, heat, glare, image quality and what not.
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Do-It-Yourself
Programming The Mizar32 Board in Lisp Programming Language
This article aims to revive Lisp programming language for native, interactive and incremental microcontroller (MCU) program development by running a dialect of Lisp (PicoLisp) as virtual machine on the target.
Download source code
| Do-It-Yourself
Simple RF Based Code Lock
This simple radio frequency (RF) based code lock incorporates a pair of 433MHz readymade
RF transmitter and receiver modules.
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Do-It-Yourself
Lid-Monitoring Sensor Module
If you need a lid-monitoring sensor for an application, this is the circuit you have been looking for. One application for such sensors
would be in the security market.
| Do-It-Yourself
Configurable RS232 To TTL To I2C Adaptor
RS232 signals cover a much longer distance than standard TTL and I2C signals. Also, RS232 signals have better noise immunity. RS232 is a well-known standard supported by many popular integrated circuits (ICs) and therefore is still widely used.
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Do-It-Yourself
Game Station Entry Card Software Using RFID Tags
In this article we describe how to create a game station entry card so that a player can enter the game station only once using that card.
Download source code
| Defence Electronic
Directed Energy Weapons: Particle Beam Weapons
Laser is no longer confined to premises of prominent research centres like Bell laboratories, Hughes Research Laboratories and major academic institutes like Columbia University, USA, as it was in its early stages of development and evolution.
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Internet of Things
Standardising IoT Standards And Groups
No matter which company or application area you talk about, the Internet of Things (IoT) seems to be the trending buzzword.
| EFY Plus DVD
Exciting Design Software and Raspberry-Flavoured Operating Systems
. Raspbian NOOBS
. RISC OS Open
. Logisim
. FreeCAD
. FreeCAD-PCB
. Logic Friday
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EFY Plus DVD
Logic Friday For Combinatorial Digital Logic Design
Digital electronics rarely leaves you, no matter where you go. Right from the small register in your controller to the multiplexer that routes the signals in your circuit, it is present in almost everything you handle.
| EFY Plus DVD
RapidSmith: A Java Based CAD Tool For Modern Xilinx FPGAs
The RapidSmith Project from Brigham Young University, USA, is a Java package that contains the tools and application program interfaces (APIs) for providing a unique platform to work out experimental ideas and algorithms on modern Xilinx fieldprogrammable
gate arrays (FPGAs).
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Buyers Guide
Choosing The Right Digital Multimeter
Choosing the right digital multimeter (DMM) requires thinking about whatyou will be using it for. Evaluate your basic measurement needs and job requirements and then take a look at special features/functions built into many DMMs.
| Automation
Controlling 3-Phase Induction Motors Using VFD and PLC
Various automation processes in the industry need control of AC induction motors using AC drives. Presented here is a robust system for switching on/off, varying the speed and direction of rotation of an industrial 3-phase induction motor. We use here Delta AC motor drive for its operation.
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Components
What Drives Sensors
A sensor-like accelerometer is not something new, but it has been miniaturised and volume production has made it so cost-effective that you can put it almost everywhere.
| Power Supply
The Evolving World Of Wireless Charging Technology
Nikola Tesla in the late-18th and early-19th centuries described a device that he believed could transmit electrical power from one conductor to another without the need for wires.
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Test & Measurement
Digitise At Source, Store In The Cloud—The DAQ Mantra
'More for less’ seems to be the trend for data acquisition (DAQ) and logging systems. “In the recent years, we have witnessed a migration to more affordable and compact products for data-logging applications,” says Shayan Ushani, business developer, Analog Arts.
| Do-It-Yourself
Alarm Clock-Cum-Temperature Indicator
Although many circuits for digital clocks have been published in Electronics For You, this circuit is a PIC microcontroller (MCU) based easy-to-construct gadget, which combines a clock with a temperature indicator in the same display.
Download source code
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Do-It-Yourself
Arduino Based ESP8266 wireless Web Server
The project is based on lowcost ESP8266 Wi-Fi module. Currently, ESP8266 is gaining popularity in the field of electronics because it is low-cost, reliable and easily available in the market.
Download source code
| Innovation
A Board For Creating Your IoT Product Faster
Building your own IoT device is not as simple as it looks. The first hurdle is in putting the hardware together. Then comes the process of faithfully transmitting messages over the distance you need the signal to travel. Let us not forget the time it takes to develop your solution and the cost for it.
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Do-It-Yourself
Live Streaming Using Raspberry Pi
Imagine you are talking to your friend who works in another country and at the same time you are streaming your plush drawing room images to him or her on the computer.
| EFY Plus DVD
Xyce: A Parallel Electronic Simulator
In this article we introduce Xyce, a SPICE-compatible parallel electronic circuit simulator developed at Sandia National Laboratories, USA.
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Make In India
What’s Good For The ESDM Industry And What’s Not
The Union Budget 2016, presented by the NDA government on February 29, 2016, has put forth various initiatives to give a boost to flagship projects like ‘Make in India’ and ‘Startup India’. The Budget has certainly offered a lot to the ESDM industry by providing various tax and duty benefits. These will go a long way in strengthening the manufacturing capabilities of Indian companies. Sudeshna Das, senior executive editor, Electronics Bazaar, interacted with different industry experts to get a better understanding of what’s good and what’s not in this budget, for the ESDM industry
| Make In India
Traversing The Solar Path Of India
India, with an ambitious goal of installing 100GW of solar energy capacity under Jawaharlal Nehru National Solar Mission (JNNSM) by 2022, is expecting a call for huge capital investment—to the tune of Rs 6 trillion.
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eStyle First Look
. DSLR from Canon Adding fun to photography
. F&D introduces multimedia Bluetooth speakers
. u-JAYS on-ear headphones launched in India
. Fitbit Blaze smart fitness watch launches in india
. MP-CL1 mobile projector from Sony
. Smartphone from Intex
. Air purifier from Crusaders
| Useful Websites
Here are a few websites that can enlighten you on how to harness solar power as a renewal energy source
. thesolarplanner.com
. solarpaneltalk.com
. freesunpower.com
. builditsolar.com
. off-grid.info
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eStyle Buyers Guide
Selecting An Appropriate Rooftop Solar System
India is blessed with abundant sunshine for most of the year. Switching to solar energy is therefore an extremely logical option. Solar energy is more economical and environment-friendly as compared to non-renewable sources of energy like coal and petroleum.
| Do-It-Yourself
Turn Your PC into a TV
As PC monitors become larger, cheaper and of better quality, many people are moving from the traditional TV set to a multi-use computer.
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Tech News
Solar cells developed as thin as a soap bubble
Engineers at Massachusetts Institute of Technology, USA, have developed the thinnest-ever solar cell, which is as light as a soap bubble. This achievement might completely revolutionise the contemporary trend of miniaturising technology.
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Issue...
Solid-State Storage
3D Printers Industry
3D Printer Under Rs 100,000
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