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How To Electronics

Editor's Pick

Joystick Raspberry Pi Pico
Raspberry Pi Pico Projects

Control Servo with Joystick & Raspberry Pi Pico

Mamtaz AlamNovember 3, 2022
Fingerprint Sensor Biometric Attendance System
Arduino Projects

Fingerprint Biometric Attendance System using Arduino

Mamtaz AlamFebruary 2, 2025
Mini Weather Station DHT11 Raspberry Pi Pico
Raspberry Pi Pico Projects

Mini Weather Station with DHT11 & Raspberry Pi Pico

Mamtaz AlamMay 28, 2023

Latest Posts

ESP32 Fingerprint Attendance System with Live Web Dashboard

ESP32 Fingerprint Attendance System with Live Web Dashboard

Mamtaz AlamUpdated:July 5, 202612 Mins Read1K
IoT Based PM & Air Quality Monitoring System using ESP32

IoT Based PM & Air Quality Monitoring System using ESP32

Mamtaz AlamUpdated:June 14, 202611 Mins Read1K
DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display

DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display

May 10, 2026
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

Arduino Projects & Tutorials

A9G GPRS GPS Internet

Internet with A9G Low Power GPRS+GPS Module & Arduino

Mamtaz AlamUpdated:August 21, 202215 Mins Read4K

Overview: Internet with A9G Low Power GPRS+GPS Module In this tutorial, we will learn about…

Interfacing PCF8563 Real Time Clock Module with Arduino

Interfacing PCF8563 Real Time Clock Module with Arduino

August 21, 2022
Arduino Based Calculator using Keypad & LCD

Arduino Based Calculator using Keypad & LCD for Calculation

August 22, 2022
Blind Walking Stick Using Arduino & Ultrasonic Sensor HC-SR04

Blind Walking Stick Using Arduino & Ultrasonic Sensor HC-SR04

August 22, 2022
soil EC sensor arduino

DIY Soil EC Salinity Meter using Arduino & Soil EC Sensor

October 24, 2024

IoT Projects & Tutorials

Control Stepper Motor with A4988 Driver & ESP8266 ESP8266 Projects

How to Control Stepper Motor with A4988 Driver & ESP8266

Mamtaz AlamUpdated:January 24, 202510 Mins Read12K
IoT Based 12V Battery Monitoring System with ESP8266 ESP8266 Projects

IoT Based 12V Battery Monitoring System with ESP8266

Mamtaz AlamUpdated:August 10, 202334 Mins Read13K
ESP32 LoRa Thingspeak Gateway Sensor Node IoT Projects

ESP32 LoRa Thingspeak Gateway with LoRa Sensor Node

Mamtaz AlamUpdated:August 21, 202224 Mins Read6K
Gas Leakage Detector Email Alert Notification ESP32 IoT Projects

Gas Leakage Detector with Email Alert Notification using ESP32

Mamtaz AlamUpdated:November 27, 202315 Mins Read9K

Learn Electronics

Linear Voltage Regulator

Linear Voltage Regulator – Circuit, Types & Applications

May 20, 2023
Op Amp IC 741 Basics, Characteristics, Pins & Applications

Op Amp IC 741 Basics, Characteristics, Pins, Applications

November 28, 2024
L298N Dual H-Bridge Motor Driver IC

L298 Dual H-Bridge Motor Driver IC Pins, Working, Applications

May 20, 2023
LM358 Dual Op Amp IC

LM358 Dual Op-Amp Features, Pins, Working & Applications

November 11, 2024

Product Reviews

DWIN HMI TFT LCD Display Articles

Getting started with DWIN HMI TFT LCD Display

Mamtaz AlamUpdated:February 27, 202455 Mins Read17K

Overview This guide is about DWIN HMI Touch Screen TFT LCD Display. HMI Means Human-Machine…

Getting Started with Nuvoton NuMaker UNO NUC131 Microcontroller

Getting Started with Nuvoton NuMaker UNO NUC131 Microcontroller

July 9, 2023
PlayStation 5 vs Xbox Series X Compared

PlayStation 5 vs Xbox Series X Compared

October 14, 2023
Raspberry Pi Embedded System Development Kit for Beginners

Raspberry Pi Embedded System Development Kit for Beginners

August 18, 2023
Rust Arduino

How to Run Rust on Arduino UNO

May 20, 2023
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Don't Miss

Arduino GPS Clock

Make GPS Clock using Arduino, GPS Module & LCD Display

Billboard Scrolling with LCD Display & Raspberry Pi Pico

Measure Pitch, Roll, Yaw with MPU6050 HMC5883L & ESP32

Measure Pitch, Roll, Yaw with MPU6050 + HMC5883L & ESP32

Decibel Meter using Sound Module & Arduino

Decibel Meter using Sound Module & Arduino with LCD Display

Automatic Street Light using 555 Timer Circuit

Automatic Street Light using 555 Timer Circuit & LDR

Gas Leakage Detector GSM Arduino

Gas Leakage Detector using GSM & Arduino with SMS Alert

Trending Posts
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    IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
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    12V DC to 220V AC Inverter Circuit & PCB
  • Buck Converter: Basics, Working, Design & Application
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  • How to use INA226 DC Current Sensor with Arduino
    How to use INA226 DC Current Sensor with Arduino
  • Pulse Rate (BPM) Monitor using Arduino & Pulse Sensor
    Pulse Rate (BPM) Monitor using Arduino & Pulse Sensor
  • DIY IoT Water pH Meter using pH Sensor & ESP32
    DIY IoT Water pH Meter using pH Sensor & ESP32
  • Arduino CAN Bus Tutorial | Interfacing MCP2515 CAN Module with Arduino
    Arduino CAN Bus Tutorial | Interfacing MCP2515 CAN Module with Arduino
  • ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
    ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
  • DIY AC Energy Meter using PZEM-004T & Arduino
    DIY AC Energy Meter using PZEM-004T & Arduino
  • How to use INA219 DC Current Sensor Module with Arduino
    How to use INA219 DC Current Sensor Module with Arduino

Raspberry Pi Projects

App Controlled Robot using Raspberry Pi
Raspberry Pi Projects

App Controlled Robot using Raspberry Pi with AI Features

Mamtaz AlamNovember 1, 2022
Fever Detector with MLX90640 & OpenCV Raspberry Pi
Raspberry Pi Projects

Thermal Fever Detector with MLX90640 & OpenCV Raspberry Pi

Mamtaz AlamFebruary 2, 2025

Raspberry Pi Pico Projects

DIY SmartPhone Oscilloscope using Raspberry Pi Pico Raspberry Pi Pico Projects

DIY SmartPhone Oscilloscope using Raspberry Pi Pico

Traffic Light Controller Raspberry Pi Pico Raspberry Pi Pico Projects

Traffic Light Controller with Raspberry Pi Pico & MicroPython

Temperature Sensor Raspberry Pi Pico Raspberry Pi

Read Temperature Sensor Value from Raspberry Pi Pico

Raspberry Pi Pico W Projects

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

Building a Raspberry Pi Pico W & LM35 Web Server

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

IoT Controlled Relay using Raspberry Pi Pico W WiFi Raspberry Pi Pico W Projects

IoT Controlled Relay using Raspberry Pi Pico W WiFi

Power Electronics

SG3525 PWM Inverter Circuit 12V to 220V, 300W, 5060 Hz Power Electronics

SG3525 PWM Inverter Circuit 12V to 220V, 300W, 50/60 Hz

Mamtaz AlamUpdated:May 28, 202318 Mins Read28K
Transformerless Power Supply

Transformerless Power Supply – 220V AC to 9V DC

May 29, 2023
Power Supply for NodeMCU

Power Supply for NodeMCU with Battery Charger & Boost Converter

October 2, 2022

12V DC to 220V AC Inverter Circuit & PCB

February 2, 2025

555 Timer Projects

Negative Voltage Generator Circuit using 555 Timer IC 555 Timer Projects

Negative Voltage Generator Circuit using 555 Timer IC

Mamtaz AlamUpdated:May 28, 20233 Mins Read3K

Overview In this guide, we will design Negative Voltage Generator Circuit using a 555 Timer…

DC-DC Converter using 555 Timer IC

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

October 2, 2022
Brushless DC Motor Driver Circuit

(BLDC) Brushless DC Motor Driver Circuit using 555 IC

August 10, 2023
Laser Security System using 555 Timer IC & LDR

Laser Security System using 555 Timer IC & LDR

May 13, 2023
Water Level Alert using Float Sensor & 555 Timer

Water Level Alert using Float Sensor & 555 Timer

February 15, 2025

LoRa/LoRaWAN Projects

Setting up Dragino Indoor LoRaWAN Gateway IoT Projects

Setting up Dragino LPS8 Indoor LoRaWAN gateway with TTN Server

Mamtaz AlamUpdated:August 20, 202227 Mins Read3K

Overview This article covers the Setting up Dragino LPS8 Indoor LoRaWAN gateway with The Things Network Server (TTN Server). In LoRaWAN communication there are LoRa…

SX1276 STM32 LoRa/LoRaWAN Projects

Interfacing LoRa SX1276 with STM32 Microcontroller | LR1276-915MHz

Mamtaz AlamUpdated:May 29, 202317 Mins Read12K

Overview In this tutorial, we will learn Interfacing of LoRa Module SX1276 with STM32 Bluepill Microcontroller. The LR1276UA-A-915 module uses SX1276 IC and works on…

LoRa Soil Moisture IoT Projects

LoRa Based Soil Moisture Monitoring on LoRa ESP32 WebServer

Mamtaz AlamUpdated:August 20, 202227 Mins Read3K

Overview: LoRa Based Soil Moisture Monitoring In this Smart Agriculture Project, we will make LoRa Based Soil Moisture Monitoring System Project. The LoRa Soil Moisture…

Latest Posts

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32 ESP32 Projects

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32

Mamtaz AlamUpdated:February 1, 202610 Mins Read1K
Flight Black-Box Motion Recorder using ESP32 & BMI160

Flight Black-Box Motion Recorder System using ESP32 & BMI160

December 7, 2025
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
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