My Electronics Projects

Explore my innovative electronics projects ranging from IoT systems to renewable energy solutions and automation systems.

Featured Projects

Automatic Street Light System
Energy Efficiency

Automatic Street Light System

LDR-based automatic street light system using relay & microcontroller for energy efficiency.

Key Features:

  • LDR-based light sensing
  • Microcontroller control
  • Relay switching
  • Energy efficient design
View Project
Solar Inverter System
Renewable Energy

Solar Inverter System

Design and implementation of a solar inverter with battery management and protection circuits.

Key Features:

  • Solar power conversion
  • Battery management system
  • Protection circuits
  • Pure sine wave output
Details
IoT Home Automation
IoT System

IoT Home Automation

Smart home automation system using ESP32, sensors, and mobile app control.

Key Features:

  • ESP32 microcontroller
  • Multiple sensor integration
  • Mobile app control
  • Remote monitoring
View Demo
Digital Power Supply
Lab Equipment

Digital Power Supply

0-30V adjustable power supply with digital display and overload protection.

Key Features:

  • Variable voltage output
  • Digital display
  • Overload protection
  • Current limiting
View Details
Water Level Controller
Automation

Water Level Controller

Automatic water level monitoring and pump control system.

Key Features:

  • Automatic pump control
  • Water level sensing
  • Overflow protection
  • Alarm system
View Project
Temperature Controlled Fan
Automation

Temperature Controlled Fan

Automatic fan speed control based on room temperature.

Key Features:

  • Temperature sensing
  • Automatic speed adjustment
  • Energy efficient
  • Manual override
View Details
Back to Home

Automatic Street Light System

An intelligent street lighting system that automatically turns on/off based on ambient light conditions using LDR sensors. The system uses a microcontroller to process sensor data and control relay circuits for efficient energy management.

Automatic Street Light System

Features

  • Automatic ON/OFF based on light intensity
  • Energy-efficient operation
  • Relay-based power switching
  • Microcontroller (Arduino/ESP8266) control
  • LDR sensor for light detection
  • Manual override capability
  • Low power consumption

Technologies Used

  • Arduino/ATmega328P Microcontroller
  • LDR (Light Dependent Resistor)
  • Relay Module (5V/12V)
  • LED Street Lights
  • PCB Design (Eagle/KiCAD)
  • C++ Programming
  • Power Supply Circuit

Project Outcome

This project successfully demonstrates an energy-efficient street lighting solution that can reduce electricity consumption by up to 60% compared to traditional street lights. The system automatically adjusts to natural light conditions, eliminating the need for manual operation and ensuring optimal energy usage.

Solar Inverter System

A complete solar power solution that converts DC power from solar panels to AC power for household use. Includes battery management, protection circuits, and efficient power conversion for reliable renewable energy utilization.

Solar Inverter System

Features

  • DC to AC power converter
  • Battery charging management
  • Overcharge/Over-discharge protection
  • Pure sine wave output
  • MPPT (Maximum Power Point Tracking)
  • LCD display for status monitoring
  • Multiple protection circuits

Technologies Used

  • Solar Panels (100W-500W)
  • Lead-acid/Lithium batteries
  • Inverter circuit (H-bridge)
  • Microcontroller for control
  • Voltage/Current sensors
  • PCB Design and fabrication
  • Power electronics components

Project Outcome

The solar inverter system provides a reliable off-grid power solution with 90% efficiency in power conversion. It successfully manages battery charging/discharging cycles and provides clean AC power for various household appliances, contributing to sustainable energy utilization.

IoT Home Automation System

A comprehensive smart home automation system that integrates various sensors and actuators with ESP32 microcontroller for remote monitoring and control through a mobile application.

IoT Home Automation

Features

  • Remote control via mobile app
  • Real-time sensor monitoring
  • Wi-Fi/Bluetooth connectivity
  • Voice control integration
  • Scheduled automation
  • Energy consumption tracking
  • Security system integration

Technologies Used

  • ESP32 Microcontroller
  • DHT11/DHT22 Temperature-Humidity sensors
  • PIR Motion sensors
  • Relay modules for appliance control
  • Blynk/Adafruit IO platform
  • Mobile App development
  • MQTT protocol for communication

Project Outcome

This IoT home automation system provides seamless control of home appliances, environmental monitoring, and security features. Users can control their home remotely, receive real-time notifications, and automate routines for enhanced comfort, security, and energy efficiency.

Digital Variable Power Supply

A laboratory-grade adjustable power supply with digital display for precise voltage and current control. Features overload protection and stable output for electronics testing and development.

Digital Power Supply

Features

  • 0-30V adjustable output voltage
  • 0-5A adjustable current limit
  • Digital voltage and current display
  • Overload and short circuit protection
  • Constant voltage/constant current modes
  • Low ripple and noise
  • Thermal protection

Technologies Used

  • LM317 voltage regulator
  • 16x2 LCD display
  • Rotary encoder for adjustment
  • Op-amp based current sensing
  • PCB design and fabrication
  • Analog and digital circuits
  • Transformer and rectifier circuits

Project Outcome

This digital power supply provides precise and stable power for electronics projects and testing. With both voltage and current control, it protects sensitive components while providing the necessary power for various applications.