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How To Electronics

Editor's Pick

Shift Register 74HC595 with Raspberry Pi Pico & MicroPython
Raspberry Pi Pico Projects

Shift Register 74HC595 with Raspberry Pi Pico & MicroPython

Mamtaz AlamFebruary 2, 2025
ESP32 Projects

UV Index Meter with ESP32 & UV Sensor ML8511

Mamtaz AlamAugust 21, 2022
Full-Duplex Communication with MAX485 & Arduino
Arduino Projects

RS-485 Full-Duplex Communication with MAX485 & Arduino

Mamtaz AlamFebruary 2, 2025

Latest Posts

IoT Based PM & Air Quality Monitoring System using ESP32

IoT Based PM & Air Quality Monitoring System using ESP32

Mamtaz Alam11 Mins Read
DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display

DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display

Mamtaz AlamUpdated:May 10, 202611 Mins Read1K
IoT Activity Tracker with ESP32 & Accelerometer Gyroscope

IoT Activity Tracker with ESP32 & Accelerometer/Gyroscope

May 2, 2026
A Guide to Sourcing Obsolete ICs for Vintage Projects

Beyond AliExpress: A Guide to Sourcing Obsolete ICs for Vintage Projects

April 21, 2026

ESP32 IoT Vehicle Motion Analyzer with MPU6050 & LIS3MDL

April 27, 2026
Building a Smart Sensor Node with a BLE Microcontroller

Building a Smart Sensor Node with a BLE Microcontroller

February 26, 2026
High-Accuracy Pitch, Roll, Yaw with ESP32 & BNO08x IMU

High-Accuracy Pitch, Roll, Yaw with ESP32 & BNO08x IMU

April 27, 2026
DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32

February 1, 2026

Arduino Projects & Tutorials

Tilt Angle & Distance Meter

Arduino Tilt Angle & Distance Meter with ADXL335 & HC-SR04

Mamtaz AlamUpdated:September 16, 202214 Mins Read3K

Arduino Tilt Angle & Distance Meter with ADXL335 & HC-SR04 In this post, we will…

HC-SR04 Ultrasonic Distance Sensor with Arduino

How to use HC-SR04 Ultrasonic Distance Sensor with Arduino

February 2, 2025
LoRa Based Low Power GPS Tracker with Arduino & ESP8266

LoRa Based Low Power GPS Tracker with Arduino & ESP8266

November 11, 2024
How to use IR Sensor Module with Arduino

How to use IR Sensor Module with Arduino – Simple Guide

February 2, 2025
Interfacing BMI160 Accelerometer & Gyroscope with Arduino

Interfacing BMI160 Accelerometer & Gyroscope with Arduino

February 2, 2025

IoT Projects & Tutorials

CCS811 ESP8266 ESP32 IoT Projects

Monitor CCS811 CO2 & TVOC on ESP8266/ESP32 Webserver

Mamtaz AlamUpdated:August 21, 202214 Mins Read7K
ESP32 CAM Object Detection OpenCV IoT Projects

ESP32 CAM Object Detection & Identification with OpenCV

Mamtaz AlamUpdated:August 23, 2023327 Mins Read126K
Industrial Automation AWS IoT Core ESP8266 IoT Projects

Industrial Automation with Amazon AWS IoT Core & ESP8266

Mamtaz AlamUpdated:October 20, 202312 Mins Read3K
Indoor Air Quality Analysis using ESP32 & Bytebeam Cloud ESP32 Projects

Indoor Air Quality Analysis using ESP32 & Bytebeam Cloud

Vaibhav SharmaUpdated:December 20, 20228 Mins Read4K

Learn Electronics

DC-to-AC Converters (Inverters)

DC-to-AC Converters (Inverters): Design, Working & Applications

May 20, 2023
L293D Motor Driver IC

L293D Dual H-Bridge Motor Driver IC Pins, Circuit, Working

May 20, 2023
Classic Bluetooth Vs. Bluetooth Low Energy What's The Difference

Bluetooth Low Energy Basics: Classic Bluetooth Vs. Bluetooth LE

May 20, 2023
Dc-to-DC Step Down Buck Converter

Buck Converter: Basics, Working, Design & Application

August 4, 2023

Product Reviews

Mars Rover Robot Replica using ESP32 CAM & Arduino Product Review

Mars Rover Robot Replica using ESP32 CAM & Arduino

Mamtaz AlamUpdated:February 2, 20255 Mins Read3K

Overview This article will explore a replica of the Mars Rover Robot designed using Arduino…

MyArm 300 PI 2023 - Portable 7-Axis Robotic Arm Review

MyArm 300 Pi Unboxing & Usage – Portable 7-Axis Robotic Arm

February 2, 2025
PlayStation 5 vs Xbox Series X Compared

PlayStation 5 vs Xbox Series X Compared

October 14, 2023
Best 7 inch Raspberry Pi Touch Screen Display - SunFounder TS-7 Pro

Best 7 inch Raspberry Pi Touch Screen Display – SunFounder TS-7 Pro

August 1, 2023
DWIN HMI TFT LCD Display

Getting started with DWIN HMI TFT LCD Display

February 27, 2024
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Don't Miss

OTAA LoRaWAN Node SX1276 Arduino

OTAA-based LoRaWAN Node with Arduino & LoRa SX1276

IoT Based Smart Agriculture ESP8266

IoT Smart Agriculture & Automatic Irrigation System with ESP8266

Getting Started with Realtek AMB82-Mini IoT AI Camera Arduino Dev. Board

Getting Started with Realtek AMB82-Mini IoT AI Camera Arduino Dev. Board

Getting Started with Raspberry Pi Pico W using MicroPython

Getting Started with Raspberry Pi Pico W using MicroPython

Flashing Police Light LED Effect using 555 Timer

Flashing Police Light LED Effect using 555 Timer

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Trending Posts
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    IoT Based PM & Air Quality Monitoring System using ESP32
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    Buck Converter: Basics, Working, Design & Application
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    ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
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    How to use INA219 DC Current Sensor Module with Arduino
  • IoT Based ECG Monitoring with AD8232 ECG Sensor & ESP32
    IoT Based ECG Monitoring with AD8232 ECG Sensor & ESP32
  • Interfacing PN532 NFC RFID Module with Arduino
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  • IoT Based Electricity Energy Meter using ESP32 & Blynk
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    DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display

Raspberry Pi Projects

Edge Detection & Motion Sensing with OpenCV on Raspberry Pi
Raspberry Pi Projects

Edge Detection & Motion Sensing with OpenCV on Raspberry Pi

Mamtaz AlamAugust 26, 2023
Build a DIY Customized Mini PC using Raspberry Pi 4
Raspberry Pi Projects

Build a DIY Customized Mini PC using Raspberry Pi 4

Mamtaz AlamJanuary 8, 2024

Raspberry Pi Pico Projects

ADC Example Raspberry Pi Pico Raspberry Pi

How to use ADC in Raspberry Pi Pico | ADC Example Code

Raspberry Pi Pico OLED Keypad Calculator Raspberry Pi Pico Projects

Simple Calculator using Keypad, OLED & Raspberry Pi Pico

Sound Sensor Raspberry Pi Pico Raspberry Pi

Voice Activated Light with Sound Sensor & Raspberry Pi Pico

Raspberry Pi Pico W Projects

IoT LED Control using Blynk 2.0 & Raspberry Pi Pico W Raspberry Pi Pico W Projects

IoT LED Control using Blynk 2.0 & Raspberry Pi Pico W

BME280 Raspberry Pi Pico W Blynk Raspberry Pi Pico W Projects

Raspberry Pi Pico W send BME280 Sensor Data to Blynk 2.0

Building a Raspberry Pi Pico W & LM35 Web Server Raspberry Pi Pico W Projects

Building a Raspberry Pi Pico W & LM35 Web Server

Power Electronics

Power Supply for NodeMCU ESP8266 Projects

Power Supply for NodeMCU with Battery Charger & Boost Converter

Mamtaz AlamUpdated:October 2, 202225 Mins Read18K
Voltage Doubler Simulation

12V to 24V Voltage Doubler Circuit

April 28, 2023
Transformerless Power Supply

Transformerless Power Supply – 220V AC to 9V DC

May 29, 2023
DC-DC Converter using 555 Timer IC

Simple DC-DC Converter using 555 Timer IC (7.5-35V)

October 2, 2022

555 Timer Projects

Dark/Light Detector using 555 Timer 555 Timer Projects

Dark/Light Detector using 555 Timer & LDR – Electronics Mini Project

Mamtaz AlamUpdated:February 2, 202512 Mins Read6K

Introduction: Here we have explained a Dark/Light Detector using 555 Timer & LDR (Light Dependent…

Laser Security System using 555 Timer IC & LDR

Laser Security System using 555 Timer IC & LDR

May 13, 2023
Brushless DC Motor Driver Circuit

(BLDC) Brushless DC Motor Driver Circuit using 555 IC

August 10, 2023
Dark Activated Automatic Evening Lamp LDR 555

Dark Activated 220V Automatic Evening Lamp using LDR & IC 555

October 2, 2022
Automatic Street Light using 555 Timer Circuit

Automatic Street Light using 555 Timer Circuit & LDR

October 2, 2022

LoRa/LoRaWAN Projects

LoRa Weather Station Arduino Projects

LoRa Based Wireless Weather Station with Arduino & ESP32

Mamtaz AlamUpdated:August 3, 2023159 Mins Read14K

Overview: LoRa Based Wireless Weather Station In this project, we will learn how to make LoRa Based Wireless Weather Station using Arduino Pro Mini &…

Setting up LPS8N LoRaWAN Gateway with The Things Network LoRa/LoRaWAN Projects

Setting up LPS8N LoRaWAN Gateway with The Things Network

Mamtaz AlamUpdated:March 2, 20239 Mins Read2K

Overview This article provides a guide on how to set up the Dragino LPS8N open-source LoRaWAN Indoor Gateway with The Things Network Server (TTN Server).…

IoT LoRa Based Smart Agriculture LoRa/LoRaWAN Projects

IoT LoRa Based Smart Agriculture & Remote Monitoring System

Mamtaz AlamUpdated:March 8, 2023177 Mins Read3K

Overview: IoT LoRa Based Smart Agriculture In this project, we are going to learn about IoT LoRa Based Smart Agriculture & Remote Monitoring System. Smart…

Latest Posts

Flight Black-Box Motion Recorder using ESP32 & BMI160 ESP32 Projects

Flight Black-Box Motion Recorder System using ESP32 & BMI160

Mamtaz AlamUpdated:December 7, 202510 Mins Read2K
Humidity & Temperature Monitoring using DHT11 & NodeMCU on ThingSpeak

ESP8266 & DHT11 Humidity Temperature Monitor on ThingSpeak

October 19, 2025
IoT based Battery SoC (%) Monitoring System with ESP32

IoT based Battery SoC (%) Monitoring System with ESP32

September 28, 2025

Speed-Run Translations: Making Fast-Moving Meme Videos Accessible Worldwide

September 22, 2025
DIY ESP32 Board for Battery Powered IoT Applications

DIY ESP32 Board for Battery Powered IoT Applications

September 28, 2025
Build IoT DC Energy Meter with ESP32 Web Dashboard

Build IoT DC Energy Meter with ESP32 Web Dashboard

September 5, 2025

The Future of Video Production: Adding Emotion with AI Voice Generators

August 26, 2025
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