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

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

Compact Buck Converter Design for Wearables and IoT (1.2V–3.3V Output)

Earbud-size FM Radio

Real-time Web-based Home Automation

RFID Attendance IoT System

Real‑Time Crop Monitoring and Remote Irrigation via ThingSpeak

Wearable Watch-Style FM Radio with Touchscreen

Mind Controlled Prosthetic Arm

Time-Lapse Camera With Wi-Fi Streaming And SD Card Storage

DIY Wrong Posture and Muscle-Strain Monitor with Real-Time Bluetooth Alerts

Low Cost Drone with ESP32 CAM

DIY Open-Source GSM + GPS Module With Circuit and PCB

Gesture-Controlled Contactless Switch

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DIY CAN Bus Vehicle Sensor

Musical Temperature Alarm

Time Lapse Timed Photography On MaixCam Board

Overcurrent Relay with IDMT for Motor Protection Using Arduino

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

Electrical Transplant Supporting Tissue Development

Oscilloscope Boosting Signal Integrity

Bridging The Wireless Networks With UART

Edge Intelligence Transforming Industrial Workflows

Truly Innovative Electronics

Ultra-Low-Loss Isolated Current Sensor

STMicroelectronics has Introduced First Automotive Microcontroller With built-in AI Acceleration

Next-Level Mobile Photography Starts Here

A Lidar That Sees Motion In 4D

State Reduction In Sequential Circuits

Buck Converter vs Linear Voltage Regulator

K-MAP And Quin McCluskey Techniques Explained

MESH And Nodal Analysis Explained

Components Corner

High Temperature Thermistors For Automotive Systems

Ultra-Compact Automotive-Grade Chip Resistors

New 1.2MP 3D iToF Camera With On-Device Depth Processing

120 kW Grid-Tied Inverter Test Platform

Ashwini Sinha

Most Popular DIY Projects

DIY CAN Bus Vehicle Sensor

Musical Temperature Alarm

Time Lapse Timed Photography On MaixCam Board

Overcurrent Relay with IDMT for Motor Protection Using Arduino

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

Electrical Transplant Supporting Tissue Development

Oscilloscope Boosting Signal Integrity

Bridging The Wireless Networks With UART

Edge Intelligence Transforming Industrial Workflows

Truly Innovative Electronics

Ultra-Low-Loss Isolated Current Sensor

STMicroelectronics has Introduced First Automotive Microcontroller With built-in AI Acceleration

Next-Level Mobile Photography Starts Here

A Lidar That Sees Motion In 4D

MOst Popular Videos

State Reduction In Sequential Circuits

Buck Converter vs Linear Voltage Regulator

K-MAP And Quin McCluskey Techniques Explained

MESH And Nodal Analysis Explained

Components Corner

High Temperature Thermistors For Automotive Systems

Ultra-Compact Automotive-Grade Chip Resistors

New 1.2MP 3D iToF Camera With On-Device Depth Processing

120 kW Grid-Tied Inverter Test Platform