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How To Electronics

Editor's Pick

Object Detection & Identification with AMB82-Mini AI Camera
AMB82-Mini IoT AI Camera

Object Detection & Identification with AMB82-Mini IoT AI Camera

Mamtaz AlamJune 28, 2025
DS18B20 Based Thermometer using Arduino & 4 Digits 7 Segment Display
Arduino Projects

DS18B20 Thermometer using Arduino & 4 Digits 7 Segment Display

Mamtaz AlamFebruary 2, 2025
Ultrasonic Anemometer Arduino
Arduino Projects

Measure Wind Speed & Direction with Ultrasonic Anemometer & Arduino

Mamtaz AlamSeptember 3, 2023

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

MAX30100 Pulse Oximeter Sensor Arduino

Interfacing MAX30100 Pulse Oximeter Sensor with Arduino

Mamtaz AlamUpdated:February 9, 2024546 Mins Read46K

Interfacing MAX30100 Pulse Oximeter Sensor with Arduino In this project we will be Interfacing MAX30100…

BME680 Arduino

Interfacing BME680 Integrated Environmental Sensor with Arduino

August 21, 2022
LoRa Weather Station

LoRa Based Wireless Weather Station with Arduino & ESP32

August 3, 2023
Moon Phase Calculator with OLED Display

Moon Phase Calculator With OLED Display Using Arduino

February 2, 2025
DS18B20 OLED Arduino

Temperature Meter using DS18B20 OLED Display & Arduino

August 22, 2022

IoT Projects & Tutorials

ESP32 TFT Touch Screen Camera ESP32 Projects

ESP32 TFT Touch Screen Display Camera Based Projects

Mamtaz AlamUpdated:August 21, 202237 Mins Read3K
Build IoT DC Energy Meter with ESP32 Web Dashboard ESP32 Projects

Build IoT DC Energy Meter with ESP32 Web Dashboard

Mamtaz AlamUpdated:September 5, 20257 Mins Read2K
STM32 SIM900 GPRS IoT Projects

Send SIM800/900 GSM/GPRS Data to Thingspeak with STM32

Mamtaz AlamUpdated:August 21, 202215 Mins Read5K
Home Automation using Amazon AWS IoT Core & ESP32 IoT Projects

Home Automation using Amazon AWS IoT Core & ESP32

Mamtaz AlamUpdated:February 2, 202511 Mins Read6K

Learn Electronics

Linear Voltage Regulator

Linear Voltage Regulator – Circuit, Types & Applications

May 20, 2023
Silicon Controlled Rectifier (SCR) Construction & Working

Silicon Controlled Rectifier (SCR): Construction, Working & Applications

December 2, 2024
AC to DC Converters

AC to DC Converters: Features, Design & 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

2.4GHz Spectrum Analyzer Articles

How to use 2.4GHz Portable Spectrum Analyzer USB Dongle

Mamtaz AlamUpdated:February 1, 20266 Mins Read3K

Overview In this guide, we will learn about the 2.4GHz Portable Spectrum Analyzer USB Dongle…

Build a DIY Customized Mini PC using Raspberry Pi 4

Build a DIY Customized Mini PC using Raspberry Pi 4

January 8, 2024
Shenzhen Huaqiu Electronics

Shenzhen Huaqiu Electronics Approach for upgrading Electronics Industry

April 14, 2024
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
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

NRF52840 Arduino IDE

Nordic nRF52840 Advanced Bluetooth 5 with Arduino IDE – Getting Started

ESP32 NRF24L01

STM32 NRF24L01 Sensor Node with ESP32 NRF24L01 Gateway

ECG Sensor AD8232 ESP8266

IoT ECG Monitoring with AD8232 ECG Sensor & ESP8266

Voltage Doubler Simulation

12V to 24V Voltage Doubler Circuit

KAIWEETS KTI-W01 Thermal Imaging Camera In-Depth Review

KAIWEETS KTI-W01 Thermal Imaging Camera: In-Depth Review

RFID Technology Design, Types, Working & Applications

RFID Technology: Design, Types, Working & Applications

Trending Posts
  • IoT Based PM & Air Quality Monitoring System using ESP32
    IoT Based PM & Air Quality Monitoring System using ESP32
  • 12V DC to 220V AC Inverter Circuit & PCB
    12V DC to 220V AC Inverter Circuit & PCB
  • 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
  • ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
    ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
  • ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
    ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
  • LD2410 Sensor with ESP32 - Human Presence Detection
    LD2410 Sensor with ESP32 - Human Presence Detection
  • DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display
    DIY ESP32 MLX90640 IR Thermal Camera with Live Web Display
  • How to use INA219 DC Current Sensor Module with Arduino
    How to use INA219 DC Current Sensor Module with Arduino
  • L293D Dual H-Bridge Motor Driver IC Pins, Circuit, Working
    L293D Dual H-Bridge Motor Driver IC Pins, Circuit, Working

Raspberry Pi Projects

Age & Gender Classification with OpenCV on Raspberry Pi
Raspberry Pi Projects

Age & Gender Classification with OpenCV & Deep Learning on Raspberry Pi

Mamtaz AlamSeptember 6, 2023
Video Streaming Car Robot using Raspberry Pi & Camera
Raspberry Pi Projects

Video Streaming Car Robot using Raspberry Pi & Camera

Mamtaz AlamOctober 30, 2022

Raspberry Pi Pico Projects

Raspberry Pi Pico ESP8266 Raspberry Pi

Raspberry Pi Pico Web Server with ESP8266 & MicroPython

ADC Example Raspberry Pi Pico Raspberry Pi

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

Traffic Light Controller Raspberry Pi Pico Raspberry Pi Pico Projects

Traffic Light Controller with Raspberry Pi Pico & MicroPython

Raspberry Pi Pico W Projects

Getting Started with Raspberry Pi Pico W using MicroPython Raspberry Pi Pico W Projects

Getting Started with Raspberry Pi Pico W using MicroPython

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

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

Boost Converter 3.7V to 5V Electronics Circuits

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

Mamtaz AlamUpdated:October 2, 20223 Mins Read11K
Power Supply for NodeMCU

Power Supply for NodeMCU with Battery Charger & Boost Converter

October 2, 2022
SG3525 PWM Inverter Circuit 12V to 220V, 300W, 5060 Hz

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

May 28, 2023

12V DC to 220V AC Inverter Circuit & PCB

February 2, 2025

555 Timer Projects

PWM Lamp Dimmer Circuit using IC 555 Timer 555 Timer Projects

Simple PWM Lamp Dimmer Circuit using IC 555 Timer

Mamtaz AlamUpdated:August 10, 20232 Mins Read3K

Overview: Simple PWM Lamp Dimmer Circuit using IC 555 Timer In this project, we will…

Rainfall Detector Alarm using 555 Timer & Rain Sensor

Rainfall Detector Alarm using 555 Timer & Rain Sensor

February 2, 2025
Adjustable Auto On Off Delay Timer Circuit Using 555 IC

555 Based Adjustable Auto On Off Delay Timer Circuit

February 14, 2025
PWM Based DC Motor Speed Control using 555 Timer

PWM Based DC Motor Speed Control using 555 Timer

August 10, 2023
Brushless DC Motor Driver Circuit

(BLDC) Brushless DC Motor Driver Circuit using 555 IC

August 10, 2023

LoRa/LoRaWAN Projects

ESP32 LoRa Web Server IoT Projects

ESP32 LoRa Sensor Data Monitoring on Web Server

Mamtaz AlamUpdated:November 27, 20237 Mins Read7K

In this project, we will make a sensor monitoring system on Web Server using an ESP32 board & LoRa Module SX1278 or SX1276. The device…

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…

OTAA LoRaWAN Node SX1276 Arduino LoRa/LoRaWAN Projects

OTAA-based LoRaWAN Node with Arduino & LoRa SX1276

Mamtaz AlamUpdated:May 28, 202327 Mins Read13K

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

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

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

August 26, 2025
DC Energy Meter using Arduino

Build a DC Energy Meter using Arduino – 32V/5A

August 26, 2025
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