Ashwini Sinha

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A tech journalist at EFY, with hands-on expertise in electronics DIY. He has an extraordinary passion for AI, IoT, and electronics. Holder of two design records and two times winner of US-China Makers Award.

Articles Written by the Author

Batteryless IoT Device

Indoor Positioning Using BLE and Wi‑Fi Triangulation: Real‑Time Indoor Tracking

Stop Hackers from Reading Your IoT Data with IoT Encryption

Superior Motion Sensor Using Microwave Doppler Radar

Miniature IoT Water TDS And Level Monitor Cum Controller

Create a Wireless Water Level Monitoring and Pump Control System

Smallest Portable Game Boy And Wi-Fi Hacking Device

Compact AI Health Monitoring And Anomaly Detection Device

LIVE DIY: Designing The Smallest GameBoy

Touch-controlled AC Solid-state Relay

IoT-Based Environmental and Gas Sensing for Real-Time Monitoring

Raspberry Pi Flight Tracker: Step-by-Step Guide

IoT-Based Soil Moisture Mapping

DIY Raspberry Pi FM Transmitter

AirPod: Standalone FM Earbud

Mini AC-DC Converter Module With Selectable Output Voltage

Smart RFID Based Metro Station System

DC-DC Buck Converter Design: 1.2V–3.3V High-Efficiency Circuit

Mini FM Radio Earbud: DIY RDA5807M Receiver Circuit Project

Real-time Web-based Home Automation

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Tachometer with LED display To Show Bicycle And Fan Speeds

Audio Spectrum Analyser With Bar-Type LED Display

Time Lapse Timed Photography On Raspberry Pi Zero Board

₹500 Blind Stick Without Code

Unique DIY Projects

Real-time Web-based Home Automation

World’s Smallest Open-Source LoRa + GPS Module for Wearables and IoT (Only 3cm!)

Smallest Spy Video Streaming Camera

Wirelessly Control Multiple AC Appliances with Web Interface

Electronics News

Semi-Solid EV Battery Achieves 1,000 km Range

Quantum Materials Enable Efficient Spin Control

Converging Optical and Wireless across 6G Networks

Expanding SATA Storage for High-Capacity Needs

Truly Innovative Electronics

All-in-one solution for precise volume monitoring

Battery-free indoor sensing and ultra-thin energy storage

Power Chip That Makes Systems Smaller and Faster

Ultra-Low Power Kit for Presence Sensing

State Reduction In Sequential Circuits

Buck Converter vs Linear Voltage Regulator

Make Your Own Rotary Switch Timer

DIY: Audio Signal–Controlled LED Display Using LM3914

Components Corner

Secure Connected MCUs for Industrial Systems

5MP RGB-IR Camera For In-Cabin Vision

Automotive MOSFET Targets 48V Vehicles

Compact Power Module Drives The IoT Wave

Ashwini Sinha

Most Popular DIY Projects

Tachometer with LED display To Show Bicycle And Fan Speeds

Audio Spectrum Analyser With Bar-Type LED Display

Time Lapse Timed Photography On Raspberry Pi Zero Board

₹500 Blind Stick Without Code

Unique DIY Projects

Real-time Web-based Home Automation

World’s Smallest Open-Source LoRa + GPS Module for Wearables and IoT (Only 3cm!)

Smallest Spy Video Streaming Camera

Wirelessly Control Multiple AC Appliances with Web Interface

Electronics News

Semi-Solid EV Battery Achieves 1,000 km Range

Quantum Materials Enable Efficient Spin Control

Converging Optical and Wireless across 6G Networks

Expanding SATA Storage for High-Capacity Needs

Truly Innovative Electronics

All-in-one solution for precise volume monitoring

Battery-free indoor sensing and ultra-thin energy storage

Power Chip That Makes Systems Smaller and Faster

Ultra-Low Power Kit for Presence Sensing

MOst Popular Videos

State Reduction In Sequential Circuits

Buck Converter vs Linear Voltage Regulator

Make Your Own Rotary Switch Timer

DIY: Audio Signal–Controlled LED Display Using LM3914

Components Corner

Secure Connected MCUs for Industrial Systems

5MP RGB-IR Camera For In-Cabin Vision

Automotive MOSFET Targets 48V Vehicles

Compact Power Module Drives The IoT Wave