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How To Electronics

Editor's Pick

ESP8266 BME280 Weather Station
IoT Projects

ESP8266 & BME280 Based Mini Weather Station

Mamtaz AlamAugust 22, 2022
in Raspberry Pi Pico I2C Scanner
Raspberry Pi

How to use I2C Pins in Raspberry Pi Pico | I2C Scanner Code

Mamtaz AlamOctober 21, 2022
Interfacing Anemometer (NPN Pulse Output) with Arduino
Arduino Projects

Interfacing Anemometer (NPN Pulse Output) with Arduino

Mamtaz AlamAugust 30, 2023

Latest Posts

ESP32 Fingerprint Attendance System with Live Web Dashboard

ESP32 Fingerprint Attendance System with Live Web Dashboard

Mamtaz AlamUpdated:July 6, 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

GSM Based Prepaid Electricity Energy Meter using Arduino

GSM Based Prepaid Electricity Energy Meter using Arduino

Mamtaz AlamUpdated:August 3, 202356 Mins Read27K

Overview In this project, we will make a GSM Based Prepaid Electricity Energy Meter using…

BME280 Arduino

BME280 & Arduino Based Simple Weather Station

November 30, 2022
PAJ7620 Gesture Recognition Sensor Arduino

Hand Gesture Recognition using PAJ7620 Sensor & Arduino

January 3, 2023
Interfacing Waterproof Ultrasonic Sensor JSN-SR04T AJ-SR04M with Arduino

JSN-SR04T Waterproof Ultrasonic Sensor with Arduino Guide

December 14, 2023
Moon Phase Calculator with OLED Display

Moon Phase Calculator With OLED Display Using Arduino

February 2, 2025

IoT Projects & Tutorials

IoT Based Patient Health Monitoring IoT Projects

IoT Based Patient Health Monitoring on ESP32 Web Server

Mamtaz AlamUpdated:May 29, 2023527 Mins Read42K
MAX30100 Pulse Oximeter NodeMCU ESP8266 IoT Projects

MAX30100 Pulse Oximeter with ESP8266 on Blynk IoT App

Mamtaz AlamUpdated:May 29, 2023277 Mins Read18K
Home Automation Blynk IoT Projects

IoT Home Automation using Blynk & NodeMCU ESP8266

Mamtaz AlamUpdated:August 3, 20234 Mins Read16K
Color Detection ESP32 CAM IoT Projects

Color Detection & Tracking with ESP32 CAM & OpenCV

Priyansh ShankhdharUpdated:May 29, 2023138 Mins Read17K

Learn Electronics

Types of Diode : Overview, Symbol, Working & Applications

Types of Diode : Overview, Symbol, Working & Applications

May 20, 2023
Linear Voltage Regulator

Linear Voltage Regulator – Circuit, Types & Applications

May 20, 2023
Half Wave Rectifier

Half Wave Rectifier Basics, Circuit, Working & Applications

August 4, 2023
DC-to-AC Converters (Inverters)

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

May 20, 2023

Product Reviews

Build a DIY Customized Mini PC using Raspberry Pi 4 Raspberry Pi Projects

Build a DIY Customized Mini PC using Raspberry Pi 4

Mamtaz AlamUpdated:January 8, 2024111 Mins Read4K

Overview In this project we will build a DIY Customized Mini PC using Raspberry Pi…

Lucid ONE - AI Planning 7 DOF Robotic Arm from AmberRobotics

Lucid ONE: AI Planning 7-DOF Robotic Arm Review

May 21, 2023
The Best 60W Electric Soldering Iron Station

The Best 60W Electric Soldering Iron Station – Test & Review

June 28, 2025
2.4GHz Spectrum Analyzer

How to use 2.4GHz Portable Spectrum Analyzer USB Dongle

February 1, 2026
MyArm 300 PI 2023 - Portable 7-Axis Robotic Arm Review

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

February 2, 2025
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Don't Miss

Indoor Environment Monitoring ESP32

Indoor Environment Monitoring with ESP32 & LCD Screen

Laser Light Security System Using Arduino wih Alarm

Laser Light Security System Using Arduino with Alarm

STM32 Bootloader Programming STM32F103C8 Board using USB Port

STM32 Bootloader: Programming STM32F103C8 Board using USB Port

MicroPython ESP32 DHT11

MicroPython: ESP32 with DHT11 Humidity Temperature Sensor

ESP8266 ESP32 BME680

ESP32/ESP8266 BME680 Weather Station & IAQ Monitoring on MQTT

ESP32 LoRa Thingspeak Gateway Sensor Node

ESP32 LoRa Thingspeak Gateway with LoRa Sensor Node

Trending Posts
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    12V DC to 220V AC Inverter Circuit & PCB
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    How to use INA219 DC Current Sensor Module with Arduino
  • IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
    IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
  • Buck Converter: Basics, Working, Design & Application
    Buck Converter: Basics, Working, Design & Application
  • How to use INA226 DC Current Sensor with Arduino
    How to use INA226 DC Current Sensor with Arduino
  • C1001 60 GHz mmWave Sensor with ESP32 for Sleep, Fall, Life Detection
    C1001 60 GHz mmWave Sensor with ESP32 for Sleep, Fall, Life Detection
  • ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
    ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
  • IoT Based Drinking Water Quality Monitoring with ESP32
    IoT Based Drinking Water Quality Monitoring with ESP32
  • ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
    ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
  • Designing of MPPT Solar Charge Controller using Arduino
    Designing of MPPT Solar Charge Controller using Arduino

Raspberry Pi Projects

Face & Eyes Detection with OpenCV Raspberry Pi Camera
Raspberry Pi Projects

Face & Eyes Detection with OpenCV Raspberry Pi Camera

Mamtaz AlamAugust 24, 2023
DIY Thermal Imaging Camera using AMG8833 Raspberry Pi
Raspberry Pi Projects

DIY Thermal Camera with Raspberry Pi & AMG8833 Thermal Image Sensor

Mamtaz AlamJune 28, 2025

Raspberry Pi Pico Projects

DIY SmartPhone Oscilloscope using Raspberry Pi Pico Raspberry Pi Pico Projects

DIY SmartPhone Oscilloscope using Raspberry Pi Pico

Control Stepper Motor with A4988 Driver & Raspberry Pi Pico Raspberry Pi Pico Projects

Control Stepper Motor with A4988 Driver & Raspberry Pi Pico

Laser Light Security System with Raspberry Pi Pico Raspberry Pi

Laser Light Security System with Raspberry Pi Pico & LDR

Raspberry Pi Pico W Projects

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

IoT Controlled Relay using Raspberry Pi Pico W WiFi

BME280 Raspberry Pi Pico W Web Server Weather Station Raspberry Pi Pico W Projects

BME280 & Raspberry Pi Pico W Web Server Weather Station

IoT Soil Moisture Monitor with Raspberry Pi Pico W & Blynk Raspberry Pi Pico W Projects

IoT Soil Moisture Monitor with Raspberry Pi Pico W & Blynk

Power Electronics

Transformerless Power Supply Electronics Circuits

Transformerless Power Supply – 220V AC to 9V DC

Mamtaz AlamUpdated:May 29, 202374 Mins Read10K
Power Supply for ESP32 Board

Power Supply for ESP32 with Battery Charger & Boost Converter

September 12, 2023
Voltage Doubler Simulation

12V to 24V Voltage Doubler Circuit

April 28, 2023
3.7V to 9V Boost Converter

DIY 3.7V to 9V Boost Converter Circuit using MC34063

May 29, 2023

555 Timer Projects

Water Level Alert using Float Sensor & 555 Timer 555 Timer Projects

Water Level Alert using Float Sensor & 555 Timer

Mamtaz Alam3 Mins Read2K

Overview This article explores a water level alert circuit using a 555 timer and a float sensor,…

Brushless DC Motor Driver Circuit

(BLDC) Brushless DC Motor Driver Circuit using 555 IC

August 10, 2023
Dark/Light Detector using 555 Timer

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

February 2, 2025
Project for Girlfriend - Heart Shaped Serial LED Flasher Circuit using 555 Timer

Heart Shaped LED Flasher Circuit using 555 Timer

June 25, 2023
Adjustable Auto On Off Delay Timer Circuit Using 555 IC

555 Based Adjustable Auto On Off Delay Timer Circuit

February 14, 2025

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 &…

IoT Projects

Sending Ra-07 LoRaWAN Node Data to The Things Network Server

Mamtaz AlamUpdated:August 20, 202227 Mins Read3K

Overview In this project, we will take a look at a Ra-07 LoRaWAN Node from Makerfabs & send some sensor data to The Things Network…

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…

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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