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How To Electronics

Editor's Pick

DRV8825 Stepper Motor Arduino
Arduino Projects

How to Control Stepper Motor with DRV8825 Driver & Arduino

Mamtaz AlamJanuary 24, 2025
Raspberry Pi OpenCV Install Setup
Raspberry Pi Projects

How to Install & Setup OpenCV on Raspberry Pi 4

Mamtaz AlamAugust 28, 2023
The Best 60W Electric Soldering Iron Station
Product Review

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

Mamtaz AlamJune 28, 2025

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ESP32 Fingerprint Attendance System with Live Web Dashboard

ESP32 Fingerprint Attendance System with Live Web Dashboard

Mamtaz AlamUpdated:June 16, 202610 Mins Read
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

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

Call SMS GSM Arduino

Simple Phone: Call & SMS using GSM Module & Arduino

Mamtaz AlamUpdated:August 22, 202235 Mins Read9K

Call & SMS using GSM Module & Arduino In this post, we will learn how…

Interfacing MPU6050 Accelerometer & Gyroscope with Arduino

Interfacing MPU6050 Accelerometer & Gyroscope with Arduino

February 2, 2025
Arduino MLX90614 Infrared Temperature Sensor

DIY Infrared Thermometer using MLX90614, Arduino & OLED

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LoRa Based Low Power GPS Tracker with Arduino & ESP8266

LoRa Based Low Power GPS Tracker with Arduino & ESP8266

November 11, 2024
Arduino Load Cell HX711

Weighing Machine using Arduino Load Cell & HX711 Module

November 19, 2022

IoT Projects & Tutorials

STM32 Projects

STM32 & SIM900/800 HTTP Post Request in JSON Format

Mamtaz AlamUpdated:August 21, 202215 Mins Read3K
ESP32 Home Automation with KME Smart IoT Platform ESP32 Projects

ESP32 Home Automation with KME Smart IoT Platform

Mamtaz AlamUpdated:February 2, 20259 Mins Read2K
Interfacing LM35 Temperature Sensor with ESP32 Web Server IoT Projects

Interfacing LM35 Temperature Sensor with ESP32 Web Server

Mamtaz AlamUpdated:February 2, 202537 Mins Read7K
Bitcoin Price Tracker ESP32 IoT Projects

Bitcoin $ Price Tracker Using ESP32 & OLED Display

Mamtaz AlamUpdated:May 28, 202324 Mins Read7K

Learn Electronics

DC-to-DC Converters

DC-to-DC Converters: Design, Working & Applications

May 20, 2023
Linear Voltage Regulator

Linear Voltage Regulator – Circuit, Types & Applications

May 20, 2023
DC-to-DC Step Up Boost Converter

Boost Converter: Basics, Working, Design & Application

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

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

May 20, 2023

Product Reviews

The Best 60W Electric Soldering Iron Station Product Review

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

Mamtaz AlamUpdated:June 28, 20256 Mins Read

Introduction This post explains about the Best 60W Electric Soldering Iron Station from Kaiweets. The…

Build a DIY Customized Mini PC using Raspberry Pi 4

Build a DIY Customized Mini PC using Raspberry Pi 4

January 8, 2024
Raspberry Pi Embedded System Development Kit for Beginners

Raspberry Pi Embedded System Development Kit for Beginners

August 18, 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
Lucid ONE - AI Planning 7 DOF Robotic Arm from AmberRobotics

Lucid ONE: AI Planning 7-DOF Robotic Arm Review

May 21, 2023
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Interface ADXL345 Accelerometer with Arduino & Processing Animation

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Raspberry Pi Projects

Obstacle Avoidance Robot using Raspberry Pi
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Obstacle Avoidance Robot using Raspberry Pi 4 & HC-SR04

Mamtaz AlamOctober 30, 2022
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Measuring Acceleration with ADXL345 Accelerometer & Raspberry Pi

Mamtaz AlamAugust 19, 2023

Raspberry Pi Pico Projects

RGB LED Raspberry Pi Pico Raspberry Pi Pico Projects

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Raspberry Pi Pico W Projects

Pi Pico W Web Server MicroPython Raspberry Pi Pico W Projects

Raspberry Pi Pico W Web Server Tutorial with MicroPython

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Home Automation using Raspberry Pi Pico W & Blynk 2.0 Raspberry Pi Pico W Projects

Home Automation using Raspberry Pi Pico W & 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

Mamtaz AlamUpdated:October 2, 202213 Mins Read4K
3.7V to 9V Boost Converter

DIY 3.7V to 9V Boost Converter Circuit using MC34063

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Power Supply for NodeMCU

Power Supply for NodeMCU with Battery Charger & Boost Converter

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Transformerless Power Supply

Transformerless Power Supply – 220V AC to 9V DC

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555 Timer Projects

Rainfall Detector Alarm using 555 Timer & Rain Sensor 555 Timer Projects

Rainfall Detector Alarm using 555 Timer & Rain Sensor

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Rainfall Detector Alarm using 555 Timer & Rain Sensor 555 Timer Project – Rainfall Detector…

Negative Voltage Generator Circuit using 555 Timer IC

Negative Voltage Generator Circuit using 555 Timer IC

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Dark/Light Detector using 555 Timer

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

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Servo Motor Controller & Tester Circuit using 555 Timer IC

Servo Motor Controller & Tester Circuit using 555 Timer IC

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Automatic Street Light using 555 Timer Circuit

Automatic Street Light using 555 Timer Circuit & LDR

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LoRa/LoRaWAN Projects

LoRa SX1278 ESP8266 ESP8266 Projects

ESP8266 & LoRa SX1278 Transmitter Receiver with DHT11

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In this tutorial, we will make Lora Transmitter & Receiver using Lora Module SX1278 & NodeMCU ESP8266 Wifi Module. The communication type is a point…

STM32 LoRa SX1278 STM32 Projects

Interfacing LoRa SX1278 with STM32 – Sender & Receiver

Mamtaz AlamUpdated:May 29, 202386 Mins Read20K

Overview In this tutorial, we will learn Interfacing of LoRa Module SX1278 with STM32 Bluepill Microcontroller. The Ra-02 module uses SX1278 IC and works on…

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…

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DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32

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Flight Black-Box Motion Recorder using ESP32 & BMI160

Flight Black-Box Motion Recorder System using ESP32 & BMI160

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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

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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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