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Electronics For You
November 2024 Issue
Vol. 56 No. 11
Technology
INNOVATION: The Magical, Super-Thin, Flexible Batteries
Slim and flexible, these batteries are a technological breakthrough. Just a millimetre thick, and able to bend without compromising their structure, these are perfect for tight-fitting applications where standard batteries are unsuitable.
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Technology
TRENDS: What To Expect From The Advanced Oscilloscopes
Harnessing higher bandwidths and capacitive touchscreens, digital oscilloscopes deliver sharper analysis and streamline electronic system testing.
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INTERVIEW: “We Have Achieved A Milestone By Having Government School Children Participate In Championships Alongside Their Private School Counterparts” — Payal Manan Rajpal, Board Member and South Asia Head, Robotex International
Can corporate CSR funds truly make a difference? Rooted in the belief that technical skills should be accessible to all, Estonia-based non-profit Robotex International, established 24 years ago, has empowered over a million children across seven states in India. EFY’s Yashasvini Razdan interviewed South Asia Head Robotex International and Director Robotex India, Payal Manan Rajpal, to uncover the secret behind their success. |
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Technology
INTERVIEW: “MRAM Can Keep Data Even When Power Is Off!” — Sanjeev Aggarwal, President & CEO, Everspin
What is MRAM, and what makes it special? EFY’s Nidhi Agarwal sat down with Sanjeev Aggarwal, President & CEO, Everspin to uncover the answers...
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INNOVATION: Reflective LCD Technology: Driving Sustainability In Digital Displays
With the demand for eco-conscious, high-performance solutions growing, could reflective LCD technology spark a new revolution in digital displays? | | |
Design
FUTURE: Wi-Fi 6 And Wi-Fi 7 Powering The Next Wave Of Smart Connectivity
Wi-Fi 6 leads with faster data rates and reduced latency while upcoming Wi-Fi 7’s backward compatibility will facilitate gradual upgrades from Wi-Fi 6, easing transitions. However, advanced features like multi-link operation (MLO) and ultra-low latency may command a premium, making Wi-Fi 7 suited for high-end applications.
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EMBEDDED: Redefining High-Performance Computing In Compact Spaces
The COM-HPC Mini packs powerful computing into compact devices like robots, drones, and industrial automation systems, ensuring top-tier performance in tight spaces. | | |
Design
CIRCUIT: Interesting Reference Designs Of LED Control Solution
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MY STORY: “Miles To Go Before I Sleep” — Prof. (Dr) Rajat Moona, Director, IIT Gandhinagar
A teacher illuminates the path to success through the light of knowledge, yet some teachers extend that light to society through their contributions and research. Known as the architect of the modern M3 electronic voting machine (EVM) and the voter verifiable paper audit trail (VVPAT) that transformed India’s democratic process, Prof. (Dr) Rajat Moona’s journey began in the modest town of Bareilly. Here is his story, as recounted to and written by EFY’s Yashasvini Razdan. | | |
Strategy
INTERVIEW: Charge Forward: High-Voltage Batteries And MSMEs Can Fuel India’s EV Revolution — Dr Yashodhan P. Gokhale, Vice President for Battery Technology, JSW Energy
A nuanced explanation of low- and high-voltage EV batteries by Dr Gokhale, Vice President for Battery Technology at JSW Energy, illuminates their advancements and influence. The essential role of MSMEs and academia in developing a strong EV ecosystem emerges, marking their significance for India’s push towards self-reliance in this innovative field.
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INTERVIEW: “We Ensured Customers’ Monthly EMI Would Be Equal To Or Less Than Their Electricity Savings” — N.P. Ramesh, COO & Co-Founder, Orb Energy
In a conversation with Nitisha from EFY, N.P. Ramesh of Orb Energy outlines the early financing challenges customers faced. He explains how Orb Energy’s non-collateralised loans simplified solar adoption. As awareness increased, industries recognised the cost savings, leading to repeat business and system expansions. | | |
MOVES
INTERVIEW: Can MSMEs Contribute And Profit From The Semicon Boom? — Sanjay Gupta, CDO & Global Head of Engineering, L&T Semiconductor Technologies
Semiconductor manufacturing often requires significant investment, typically feasible only for governments or large corporations. But are there opportunities for MSMEs as well? We spoke with Sanjay Gupta of L&T Semiconductor Technologies, and intriguingly, many opportunities do exist! Read on...
| Do-It-Yourself
PROJECT: IoT-Based Distribution Transformer Condition Monitoring System
The proposed IoT-based distribution transformer condition monitoring system enables real-time monitoring of distribution transformers, identifying such deviations as overload conditions and overheating. Through IoT technology, essential operational data is collected and displayed locally on an LCD interface. Additionally, this data is transmitted remotely to cloud platforms like Adafruit.io for analysis, allowing for proactive maintenance. | | |
Do-It-Yourself
PROJECT: Flame-Sensing Fire Alarm Using An Arduino Nano
Fire safety alarms are crucial in both residential and industrial environments. Early fire detection can prevent significant damage and save lives. Flame sensors offer one of the most efficient methods of fire detection. Here we outline how to construct a simple and reliable fire alarm system using a flame sensor and an Arduino Nano board.
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PROJECT: World’s Smallest Programable IndusPhone Design (Part 2)
This is the second part of designing the world’s smallest phone, where the UI is integrated with the basic functions of the phone. Previously, the Indusphone user interface (UI) was designed and the GSM module was tested, integrating it with the IndusBoard coin to advance the design. This segment combines the UI with such functions as contacts and calculator. | | |
Do-It-Yourself
PROJECT: ESP32 Speech Function: Text To Speech
Speech capability in technology primarily has two dimensions: text to speech (TTS) and speech to text (STT). This device focuses on TTS. Here, the MAX98357A amplifier is used with the MCU ESP32 development board, and Google API is used to convert the text into speech.
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PROJECT: A Sewer Drain Shield For Smart Cities
Drainage systems are vital for storm water management but often transport pollutants, especially plastics, to rivers and oceans, harming ecosystems. Traditional sewer cleaning methods include manual labour, hydraulic flushing, and chemical cleaners. Instead, this sewer drain shield system, combining ultrasonic sensors, GSM modules, nets, and PVC pipes, reduces debris entering drainage systems, thus ensuring cleaner, more efficient operations. | | |
Do-It-Yourself
CIRCUIT IDEA: STK435 IC-Based Stereo Amplifier
This stereo AF amplifier uses the STK435 IC, a highly popular choice due to its simplicity. The STK435, with its 15-pin configuration, requires only a few external components, such as electrolytic and ceramic capacitors and resistors. With a 12V DC power supply, the amplifier delivers approximately 7 watts to an 8-ohm speaker, offering excellent audio quality.
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Startups & Innovators
• One Charger To Charge All Your Devices
• Harnessing AI Technology For Efficient Pest Management
• Wireless Light-Based Communication With Velmenni’s Technology | | |
Regulars
Dashboard
Key Industry Trends That Can Shape The Future Of Your Business
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New Products
• Components & Chips
• Embedded
• Manufacturing Equipment
• Test & Measurement | | |
Regulars
Truly Innovative Electronics
Amongst numerous press releases of new products received by us, these are the ones we found worthy of the title Truly Innovative Electronics.
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Research & Innovation Updates
• Magnetically driven soft jumping robot
• SiC MOSFET technology for EV traction inverters
• Play putty for flexible biometric sensors
• P-type semiconductors for displays
• Ambient temperature energy harvesting | | |
Regulars
Industry News: Industry Updates
• India partners with US for its first defence chip fab
• NTPC Green Energy is planning Rs 100 billion IPO
• Foxconn invests Rs 4.24 billion in HCL Semiconductor OSAT venture
• Thomson invests Rs 500 million, enters Indian audio market
• Bharat Electronics, Israel launch joint venture for defence support
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Electroons 2.0
Some stunning cartoons. | | |
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