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Musical Temperature Alarm

Suresh Dwivedi
A musical temperature alarm is an electronic circuit that detects when ambient temperature exceeds a preset limit and triggers a melody instead of a...

Overcurrent Relay with IDMT for Motor Protection Using Arduino

P. Balasubramanian
This is a DIY Arduino-based overcurrent relay project that emulates Inverse Definite Minimum Time (IDMT) protection using an Arduino Nano and ACS712 current sensor....

Custom AI-enabled Home Automation using ESP RainMaker

Ashwini Sinha
This tutorial explains how to build an AI-enabled smart home automation using ESP RainMaker. The system supports lights, fans, relays, sensors, RGB LEDs, OTA...

Railway Track Gauge and Superelevation (Cant) Measurement System using Arduino

kamal Das
This project presents a portable Arduino-based digital instrument for railway track inspection that measures super elevation (cant), track gauge, and rail temperature. Built around...

Low-Cost 40A, 1200V Solid-State Relay with Voltage Controller

Ashwini Sinha
This project describes a high-power solid-state relay (SSR) and AC voltage controller built using a BTA41-1200BW TRIAC (40A, 1200V) and MOC3041 opto-triac. Unlike conventional...

“We Are Growing At 30-40% Annually And Plan To Go For An IPO By 2027” – Ashvin Navadia From Vinrox Technologies

Nitisha Dubey
Is managing diverse customers easy in the EMS sector? In a conversation with EFY’s Nitisha Dubey, Ashvin Navadia of Vinrox Technologies discusses how EMS...

BotLab Dynamics Engineering India’s Drone Swarm Breakthrough

Nitisha Dubey
An IIT Delhi-born startup redefining large-scale drone swarms through indigenous technology and global aerial spectacles. Founded in 2016, New Delhi–based BotLab Dynamics Private Limited is...

“The Future Of AI Computing Can Now Run On A Battery-Powered Device” – GP Singh, Ambient Scientific

Nidhi Agarwal
What if AI could deliver the accuracy of digital computing while using only a fraction of the power? How close are we to a...

“If You Have Ideas, Passion, Energy, Stamina, And Perseverance To Take On Challenges, Go Ahead And Do It” – Prof. Ajay Kumar Sood, Principal...

Vidushi Saxena
What if every college, startup, and village could join India’s science and technology revolution? Prof. Ajay Kumar Sood, in conversation with EFY’s Vidushi, outlines...

Silicon Heat Matrix Compute 

Akanksha Gaur
MIT engineers use heat-conducting silicon microstructures to perform matrix multiplication with >99% accuracy hinting at energy-efficient analog computing beyond traditional chips. MIT-led researchers have unveiled...
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