EDITOR : Ramesh Chopra EDITORIAL : Editorial Secretary CORRESPONDENCE Phone: 011-26810601; E-mail: [email protected] (Technical queries: [email protected]) SUBSCRIPTIONS & : Phone: 011-26810601 or 02 or 03 MISSING ISSUES E-mail: [email protected] BACK ISSUES, : Kits‘n’Spares, New Delhi BOOKS, CDs, Phone: 011-26371661, 26371662 PCBs etc. E-mail: [email protected] contents EXCLUSIVE : IBH Books & Magazines Distributors Ltd ELECTRONICS FOR YOU PLUS | OCTOBER 2015 | VOL. 04 NO. 06 | ISSN-2454-4426 NEWSSTAND Unit No.10, Bezzola Complex , DISTRIBUTOR Opp. Suman Nagar, Sion Trombay Road, Chembur, Mumbai 400 071 Phone: 022-40497401/02 TECH FOCUS BUYERs’ GuIDE ADVERTISEMENTS NEW DELHI : Ph: 011-26810601 or 02 or 03 What’s Your Automation The Right Mix of (HEAD OFFICE) E-mail: [email protected] 40 Style: Brainy, Brawny 78 ESD Safety Tools MUMBAI : Ph: 022-24950047, 24928520 or Tiny? for Your Environment E-mail: [email protected] BENGALURU : Ph: 080-25260394, 25260023 E-mail: [email protected] CHENNAI : Ph: 044-42994363 Sensors E-mail: [email protected] 20 Fog Detection: The Optical Route HYDERABAD : Ph: 040-67172633 DO-IT-YOURSELF E-mail: [email protected] Lifestyle KOLKATA : Ph: 033-22294788 24 How Electronics is Helping in Sports E-mail: [email protected] PUNE : Ph: 08800295610, 09870682995 E-mail: [email protected] Telecom GUJARAT: : Ph: 079-61344948 30 Internet Traffic Management E-mail: [email protected] Using MPLS CHINA : Power Pioneer Group Inc. Ph: (86 755) 83729797, (86) 13923802595 E-mail: [email protected] • Sonar Water-Level Meter ....................................98 Test & Measurement JAPAN : Tandem Inc., Ph: 81-3-3541-4166 36 What’s New in T&M Tools for • Front End for Recording on PC E-mail: [email protected] Satellite Communication from Audio Tapes and Old Disks ......................100 SINGAPORE : Publicitas Singapore Pte Ltd Ph: +65-6836 2272 • Wireless Mouse Charger ..................................104 E-mail: [email protected] Tech Focus • Four Frequencies Generator .............................106 TAIWAN : J.K. Media, Ph: 886-2-87726780 ext. 10 46 E-mail: [email protected] Robotics in India: What’s Cooking? • Infrared Burglar Alarm .......................................108 UNITED STATes : E & Tech Media • Convert Your Old DVD Player Ph: +1 860 536 6677 Defence With USB to a DVP ........................................... 112 E-mail: [email protected] 52 American Carrier Strike Groups: • Wireless AM Listening Bug ............................... 114 SUBSCRIPTION RATES (Part 2 of 5) An Electronic Perspective Period Newstand Price You Pay Digital Overseas • Assistive Device for the Speech Impaired ........ 116 Year (`) (`) (`) Digital Print • Android Application: Series RLC Circuit Two 2400 1800 750 US$ 15 — Wearable One 1200 960 280 US$ 5 US$ 120 60 (Part 1 of 2) .......................................................120 The Era of Printed Electronics: Please send payments only in favour of EFY Enterprises Pvt Ltd From 3D Printing to Inkjet Printing Printed, published and owned by Ramesh Chopra. Printed at International Print-o-Pack Ltd, C-4 to C-11, Hosiery Complex, Phase-II Extension, NOIDA-201305, Embedded EFY Plus DVD Gautam Budh Nagar, Uttar Pradesh, on the first day of each month and published 65 Young, Dynamic Julia for Numerical Computing .....................I from D-87/1, Okhla Industrial Area, Phase-1, New Delhi 110020. Copyright 2015. Advancements in FPGAs and All rights reserved throughout the world. Reproduction of any material from Development Boards Look to Icarus Verilog for Verilog Simulation ..................................IV this magazine in any manner without the written permission of the publisher is prohibited. Although every effort is made to ensure accuracy, no responsibility Accelerate Time-To-Market BioSig for Biomedical Signal Processing ............................... VII whatsoever is taken for any loss due to publishing errors. Articles that cannot be used are returned to the authors if accompanied by a self-addressed and sufficiently stamped envelope. But no responsibility is taken for any loss or delay in returning the Innovation material. EFY will not be responsible for any wrong claims made by an advertiser. 70 Universal Data Acquisition and EFY Plus DVD Disputes, if any, will be settled in a New Delhi court only. Control with Yuktix UDAC for the IoT 84 This Month’s DVD Contents Regulars Interview Make in India Internet of Things: 90 06 Feedback Market Survey: Powering Up the Solar 08 Q&A 74 “Pay more attention to the secure Sector in India—An Outlook storage of data collected” — Kevin 10 Useful Websites Curran, IEEE senior member and reader in 14 Tech News computer science at Ulster University, Ireland eStyle 86 Make in India: Industry News 94 New Products Modular T&M Instrumentation: Buyers’ Guide: How to Select the 76 “In the automated test market... 128 Right Tablet 126 First Look speed is usually the most important 131 Business Pages Ads specification” — Bob Stasonis, sales and DIY: Five Smartphones With 4G LTE 142 Electronics Mart Ads marketing director of Pickering Interfaces 130 Support 146 Product Categories Index + Attractions During 2015 • Renewable Energy • Industrial Automation • Desktop PCB Manufacturing NEXT ISSUE Equipment 147 Advertisers’ Index 4 OCTOBER 2015 | ELECTRONICS FOR YOU PLUS WWW.EFYMAG.COM FEEDBACK Article on Solar ‘Spot An Error’ Award Winners Please publish more articles on the In ‘AVR Based Programmable Object Counter’ DIY article published in August issue, RST different types of solar methods avail- pin of the microcontroller is active-low, so reset switch S1 circuitry should be connected to able for harnessing solar energy, avail- ground instead of +5V supply. ability of solar panels in India, govern- Mayank Patel ment subsidies and various schemes In ‘Solar-Powered Kennel Light’ DIY article published in August issue, in Figs 2 and 4, available for installing solar panels solar panel rating at CON1 is wrongly written as 6V, 100E, instead of 6V, 100mA. at home, cost for installing 4kWh to Prashanth Nayak 5kWh solar panels, solar panels with- out the battery and the like. R.L. Joshi Errata Surat, Gujarat In ‘American Carrier Strike Groups: An Electronic Perspective (Part 1 of 5)’ article published EFY: Thanks for writing to us! We in September issue, on page 72, third column, fourth paragraph, the correct statement would have been publishing articles re- be ‘Further to cement the importance of air defence, the USSR (of which the present day Russia was a part) entered into the picture as the newfound adversary of the USA to fight lated to solar in Electronics For You Cold War, a war fought without pulling a shot.’ twice every year since 2009, almost There are some typographical errors in ‘Android based RC Charging and Discharging’ regularly. If you are interested, we article published in July issue. In Fig. 1, on page 105, charging time (ST) should be read as can forward the list of the published charging time (5T). In the third column, 1000e–6 should be read as either 1000E-6 or 1000μ, articles to you. and the value of Imax should be 0.0003A instead of 0.003A. First Look Section winding design should not create any normal transformer. You always cover mobiles, cameras distortion in output wave form. 3. Use of this circuit under medi- and other gadgets in First Look sec- 3. This kind of stimulator may cal supervision is a must. Most elec- tion. Please include an affordable cause harm because output wave trotherapy equipment produce nar- laptop in this section. shape is unknown. row rectangular pulses. The circuit Ismail Taibani Uttam Dutta also produces narrow rectangular Through email Assistant manager, pulses of the order of 70V-90V. EFY: Thanks for the feedback! We Tata Steel Ltd, Jamshedpur will try to cover affordable laptops in The author K. Murali Krishna replies: EFY Plus DVD First Look section, as and when an Thank you for your interest in the Thanks for your KTechlab infor- interesting one is launched. article! mation included in EFY Plus DVD 1. Since this is a simple circuit, section in September 2014 issue! I Muscle Stimulator galvanic isolation is not considered. downloaded KTechlab from its offi- The ‘Low-Frequency Electronic Instead of going for isolation trans- cial website, but there is no setup or Muscle Stimulator’ published in July formers, you can use a 2x9V battery .exe file in the folder. Please help me issue is no doubt an interesting one in series at TP1 by removing trans- install the same. but I have the following comments: former X1 setup. Prakash Bantanur 1. This is purely an amateur Practical circuits are more com- Through email circuit. There is no galvanic isola- plicated, but the difference is that, EFY: KTechlab does not have any tion with the output, which is very in place of IC LM555, there will be .exe file for installation. It is avail- unsafe. Practical circuits are complex a programmed IC that produces dif- able mainly for installation on Linux but much safer. So a word of caution ferent patterns of rectangular wave- and Unix-like operating systems should have been mentioned at the forms and PWM signals of different (OSes). In order to install the file, end of the article. customised patterns. It can be used you can follow the steps given in 2. Transformer X2 should not be for medical purposes under medical ‘How to Install KTechlab’ section a normal transformer and, in this supervision, which is mentioned at in September 2014 issue. Although case, it heats up excessively after a the end of the article. it is mentioned on many websites few minutes of running this circuit, 2. As R6 (4.7-kilo-ohm) limits the that nowadays we can find KTechlab as the frequency it handles is not AC base current of T1, a small collec- version that is compatible with Win- sine-wave. The transformer should tor current flows through T1. So X2 dows OS, we have been unable to be of higher rating, and the core and will not heat up and we can use a find one till date.