M42 TECH

Electronics & IoT Innovation Hub

Transforming ideas into intelligent solutions through cutting-edge electronics, IoT development, and embedded systems programming, and Full Stack Web Development.

About M42 TECH

Electronics Expert

4+ years in embedded systems and hardware design

IoT Developer

Creating smart, connected solutions for real-world problems

Content Creator

Teaching electronics through YouTube in Tamil & English

I'm an electronics enthusiast, IoT & Web Developer, and tech content creator with over 4 years of experience in embedded systems, web-based control interfaces, and IoT projects. I run a YouTube channel — M42 TECH — sharing practical electronics tutorials in Tamil & English, making technology accessible to everyone.

My Expertise

Specialized skills in electronics, embedded systems, and modern web technologies

Arduino & Raspberry Pi

Real-time IoT and automation projects with sensors, WiFi, and Bluetooth modules.

PIC & 8051 Microcontroller

Embedded automation projects and industrial control systems.

Audio System Controllers

5.1 audio solutions using PT2323/PT2322 ICs with microcontroller-based UI.

Embedded Web UIs

Responsive interfaces using HTML5, Bootstrap, and Web Serial APIs.

Full-Stack Development

Dynamic websites and web apps using PHP, MySQL, JavaScript, and Bootstrap.

Featured Projects

Explore my latest electronics and IoT innovations with detailed video tutorials

📊

IoT Stock Maintenance with Barcode Scanner

Smart inventory management using ESP8266 and barcode reader sensor

Watch Tutorial
🎬

DIY OTT Platform with Raspberry Pi 5

Custom video streaming platform built with Python Flask

Watch Tutorial
🚂

Real-time Train Notice Board

IoT-based display system using ESP32 and P4 LED module

Watch Tutorial
💳

Smart Billing Software with IoT

Complete billing solution using PHP, MySQL, and IoT devices

Watch Tutorial
🌤️

Weather Monitoring Display

Real-time weather data on P10 LED module with step-by-step guide

Watch Tutorial
🎵

5.1 Audio Remote Controller

Advanced remote kit using PT2323, PT2322, and PT2258 with ATmega328PU

Watch Tutorial
💡

WiFi Smart Bulb with App Control

IoT smart lighting solution using ESP8266/NodeMCU

Watch Tutorial
👆

Fingerprint Web Authentication

Secure login system using R305 fingerprint sensor and NodeMCU

Watch Tutorial
🔒

Smart Door Lock System

Web-controlled solenoid lock using NodeMCU, PHP, and MySQL

Watch Tutorial
☁️

ESP8266 Weather Dashboard

Beautiful weather interface built with HTML, CSS, and JavaScript

Watch Tutorial
🤖

Bluetooth Robot Car

2WD smart robot car controlled via HC-05 Bluetooth and Arduino Uno

Watch Tutorial

Let's Connect

Ready to collaborate on your next electronics or IoT project? Reach out for freelance work, consultations, or just to say hello!

Ready to Start Your Project?

From concept to completion, I'll help bring your electronics and IoT ideas to life.

Get In Touch