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How To Electronics

Editor's Pick

NRF24L01 DC Motor Arduino
Arduino Projects

DC Motor Speed Control with NRF24L01 Rotary Encoder & Arduino

MaanasaOctober 2, 2022
L298N Dual H-Bridge Motor Driver IC
Articles

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

Basanta SubediMay 20, 2023
Tilt Angle & Distance Meter
Arduino Projects

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

Mamtaz AlamSeptember 16, 2022

Latest Posts

IoT Based PM & Air Quality Monitoring System using ESP32

IoT Based PM & Air Quality Monitoring System using ESP32

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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

BME680 Arduino

Interfacing BME680 Integrated Environmental Sensor with Arduino

Mamtaz AlamUpdated:August 21, 202218 Mins Read4K

Overview In this tutorial, we will learn the Interfacing of BME680 Integrated Environmental Sensor with…

LoRa Weather Station

LoRa Based Wireless Weather Station with Arduino & ESP32

August 3, 2023
A9G GPS Tracker Arduino

GPS Tracker using A9G GPRS/GPS Module & Arduino

June 19, 2023
Tilt Angle & Distance Meter

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

September 16, 2022
soil EC sensor arduino

DIY Soil EC Salinity Meter using Arduino & Soil EC Sensor

October 24, 2024

IoT Projects & Tutorials

Capacitive Soil Moisture Sensor ESP8266 ESP8266 Projects

Capacitive Soil Moisture Sensor with ESP8266/ESP32 & OLED Display

Mamtaz AlamUpdated:May 26, 202386 Mins Read25K
DS3231 ESP8266 Real Time Clock ESP8266 Projects

ESP8266 and DS3231 Based Real Time Clock (RTC)

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Build AD8495 K-Type Thermocouple ESP32 WebServer ESP32 Projects

Build AD8495 K-Type Thermocouple ESP32 WebServer

Mamtaz AlamUpdated:February 2, 20255 Mins Read2K
ESP32 BME280 Weather Station IoT Projects

ESP32 & BME280 Based Mini Weather Station

Mamtaz AlamUpdated:August 22, 202265 Mins Read9K

Learn Electronics

Linear Voltage Regulator

Linear Voltage Regulator – Circuit, Types & Applications

May 20, 2023
Full Wave Bridge Rectifier

Full 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
Classic Bluetooth Vs. Bluetooth Low Energy What's The Difference

Bluetooth Low Energy Basics: Classic Bluetooth Vs. Bluetooth LE

May 20, 2023

Product Reviews

Raspberry Pi Embedded System Development Kit for Beginners Raspberry Pi Projects

Raspberry Pi Embedded System Development Kit for Beginners

Mamtaz AlamUpdated:August 18, 202312 Mins Read1K

1. Introduction: Raspberry Pi Embedded System Development Kit Raspberry Pi Embedded System Development Kit is…

2.4GHz Spectrum Analyzer

How to use 2.4GHz Portable Spectrum Analyzer USB Dongle

February 1, 2026
Mars Rover Robot Replica using ESP32 CAM & Arduino

Mars Rover Robot Replica using ESP32 CAM & Arduino

February 2, 2025
Getting Started with Nuvoton NuMaker UNO NUC131 Microcontroller

Getting Started with Nuvoton NuMaker UNO NUC131 Microcontroller

July 9, 2023
Shenzhen Huaqiu Electronics

Shenzhen Huaqiu Electronics Approach for upgrading Electronics Industry

April 14, 2024
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Don't Miss

IoT Based 12V Battery Monitoring System with ESP8266

IoT Based 12V Battery Monitoring System with ESP8266

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Gas Leak Detection & Alarm using 555 Timer IC

Gas Leak Detection & Alarm using 555 Timer IC

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Wifi & Voice Controlled Home Automation Using NodeMCU & Android

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Raspberry Pi Projects

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

Mamtaz AlamAugust 1, 2023
Build a DIY Customized Mini PC using Raspberry Pi 4
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Build a DIY Customized Mini PC using Raspberry Pi 4

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Raspberry Pi Pico Projects

PIR Motion Sensor Raspberry Pi Pico Raspberry Pi Pico Projects

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ADC Example Raspberry Pi Pico Raspberry Pi

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

IR Thermometer with MLX90614 & Raspberry Pi Pico Raspberry Pi Pico Projects

IR Thermometer with MLX90614 & Raspberry Pi Pico

Raspberry Pi Pico W Projects

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IoT RGB LED Strip Control with Raspberry Pi Pico W & Adafruit IO Raspberry Pi Pico W Projects

IoT RGB LED Strip Control with Raspberry Pi Pico W & Adafruit IO

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Raspberry Pi Pico W send BME280 Sensor Data to Blynk 2.0

Power Electronics

0-35V Variable Power Supply Using XL4015 DC-DC Converter Power Electronics

0-35V Variable Power Supply Using XL4015 DC-DC Converter

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Power Supply for ESP32 Board

Power Supply for ESP32 with Battery Charger & Boost Converter

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12V DC to 220V AC Inverter Circuit & PCB

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DIY 3.7V to 5V Boost Converter for Lithium-Ion Battery

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555 Timer Projects

PWM Based DC Motor Speed Control using 555 Timer 555 Timer Projects

PWM Based DC Motor Speed Control using 555 Timer

Mamtaz AlamUpdated:August 10, 20236 Mins Read13K

Overview: In this tutorial, we learn about the PWM Based DC Motor Speed Control using…

Brushless DC Motor Driver Circuit

(BLDC) Brushless DC Motor Driver Circuit using 555 IC

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Automatic Street Light using 555 Timer Circuit

Automatic Street Light using 555 Timer Circuit & LDR

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Fire Alarm 555 Circuit

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LED Chaser Circuit using 555 Timer IC & CD4017

May 28, 2023

LoRa/LoRaWAN Projects

Interfacing SX1278 LORA Arduino Arduino Projects

Interfacing SX1278 (Ra-02) LORA Module with Arduino

Mamtaz AlamUpdated:August 22, 2022237 Mins Read62K

In this tutorial, we will learn about Interfacing SX1278 (Ra-02) LORA Module with Arduino. We will see SX1278 LORA & Arduino example and make a…

LoRa Relay Switch IoT Projects

LoRa Relay Switch – Control Home Appliances using LoRa

Mamtaz AlamUpdated:August 21, 202235 Mins Read5K

Overview: Control Home Appliances using LoRa Relay Switch In this project, we will make a LoRa Relay Switch or LoRa Based Power Relay Control System…

ABP LoRaWAN Node Arduino LoRa/LoRaWAN Projects

ABP-based LoRaWAN Node with Arduino & LoRa SX1276

Mamtaz AlamUpdated:May 28, 20237 Mins Read4K

Overview In this article, we will learn how we can create an ABP-based LoRaWAN Node with Arduino & LoRa Module SX1276. In previous tutorial, we…

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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

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IoT based Battery SoC (%) Monitoring System with ESP32

IoT based Battery SoC (%) Monitoring System with ESP32

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

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DIY ESP32 Board for Battery Powered IoT Applications

DIY ESP32 Board for Battery Powered IoT Applications

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Build IoT DC Energy Meter with ESP32 Web Dashboard

Build IoT DC Energy Meter with ESP32 Web Dashboard

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

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