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How To Electronics

Editor's Pick

CCS811 ESP8266 ESP32
IoT Projects

Monitor CCS811 CO2 & TVOC on ESP8266/ESP32 Webserver

Mamtaz AlamAugust 21, 2022
ADXL345 Accelerometer Raspberry Pi 4
Raspberry Pi Projects

Measuring Acceleration with ADXL345 Accelerometer & Raspberry Pi

Mamtaz AlamAugust 19, 2023
esp8266 nrf24l01
IoT Projects

ESP8266 NRF24L01 Wifi Gateway with Arduino NRF24L01 Node

Mamtaz AlamMay 29, 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

APDS9960 Arduino Interfacing

Interfacing APDS9960 Gesture & RGB Color Sensor with Arduino

Mamtaz AlamUpdated:January 14, 202324 Mins Read9K

Overview: APDS9960 Gesture RGB Proximity Sensor & Arduino Interfacing In this post, we will learn…

Alcohol Level Meter using Arduino & MQ-135 Alcohol/Gas Sensor

Alcohol Level Meter using Arduino & MQ-135 Alcohol/Gas Sensor

August 21, 2022
LoRa Weather Station

LoRa Based Wireless Weather Station with Arduino & ESP32

August 3, 2023
Automated Toll Collection System using RFID & Arduino

Automated Toll Collection System using RFID & Arduino

October 9, 2023
Earthquake Detector Alarm with with Accelerometer & Arduino

Earthquake Detector Alarm with Accelerometer & Arduino

February 2, 2025

IoT Projects & Tutorials

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32 ESP32 Projects

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32

Mamtaz AlamUpdated:February 1, 202610 Mins Read1K
ESP32 MicroPython uPyCraft ESP32 MicroPython

MicroPython on ESP32 using uPyCraft IDE – Getting Started

Mamtaz AlamUpdated:August 22, 202247 Mins Read6K
DIY ESP32 Surveillance CCTV Camera ESP32-CAM Projects

DIY Surveillance CCTV Camera using ESP32 CAM & Blynk

Mamtaz AlamUpdated:May 29, 20236 Mins Read11K
LoRa Soil Moisture IoT Projects

LoRa Based Soil Moisture Monitoring on LoRa ESP32 WebServer

Mamtaz AlamUpdated:August 20, 202227 Mins Read3K

Learn Electronics

L298N Dual H-Bridge Motor Driver IC

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

May 20, 2023
Dc-to-DC Step Down Buck Converter

Buck Converter: Basics, Working, Design & Application

August 4, 2023
Types of Diode : Overview, Symbol, Working & Applications

Types of Diode : Overview, Symbol, Working & Applications

May 20, 2023
Cycloconverters Design, Working, Types & Applications

Cycloconverters: Design, Working, Types & Applications

May 20, 2023

Product Reviews

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

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

Mamtaz AlamUpdated:April 1, 20255 Mins Read

Overview The KAIWEETS KTI-W01 Thermal Imaging Camera delivers a high-resolution and versatile thermal imaging experience, ideal…

Raspberry Pi Embedded System Development Kit for Beginners

Raspberry Pi Embedded System Development Kit for Beginners

August 18, 2023
Lucid ONE - AI Planning 7 DOF Robotic Arm from AmberRobotics

Lucid ONE: AI Planning 7-DOF Robotic Arm Review

May 21, 2023
PlayStation 5 vs Xbox Series X Compared

PlayStation 5 vs Xbox Series X Compared

October 14, 2023
RYS8830 GPS GNSS

Reyax RYS8830 GPS/GNSS Receiver Module Complete Guide

May 20, 2023
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Don't Miss

Music Rhythm Operated Dancing Light

Music Rhythm Operated Dancing Light using LEDs & Transistors

DC Motor Control using MPU6050 Gyro/Accelerometer

DC Motor Control with Arduino MPU6050 Gyro/Accelerometer

DIY LED Chaser Circuit using 555 Timer IC & CD4017

LED Chaser Circuit using 555 Timer IC & CD4017

Interfacing Voltage Sensor Arduino

Interfacing 0-25V DC Voltage Sensor with Arduino

Connecting RS485 Soil Moisture & Temperature Sensor to Arduino

Connecting RS485 Soil Moisture & Temperature Sensor to Arduino

RS-485 Simplex Communication with Arduino & MAX485

RS-485 Simplex Communication with Arduino & MAX485

Trending Posts
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    IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
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    DIY IoT Water pH Meter using pH Sensor & ESP32
  • 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
  • 12V DC to 220V AC Inverter Circuit & PCB
    12V DC to 220V AC Inverter Circuit & PCB
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    ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
  • Designing of MPPT Solar Charge Controller using Arduino
    Designing of MPPT Solar Charge Controller using Arduino
  • LD2410 Sensor with ESP32 - Human Presence Detection
    LD2410 Sensor with ESP32 - Human Presence Detection
  • JSN-SR04T Waterproof Ultrasonic Sensor with Arduino Guide
    JSN-SR04T Waterproof Ultrasonic Sensor with Arduino Guide
  • Half Wave Rectifier Basics, Circuit, Working & Applications
    Half Wave Rectifier Basics, Circuit, Working & Applications

Raspberry Pi Projects

Getting Started & Setting up Raspberry Pi 4 Model B
Raspberry Pi Projects

Getting Started & Setting up Raspberry Pi 4 Model B

Mamtaz AlamDecember 20, 2022
Line Follower Tracking Robot using Raspberry Pi 4
Raspberry Pi Projects

Line Follower/Tracking Robot using Raspberry Pi 4

Mamtaz AlamOctober 30, 2022

Raspberry Pi Pico Projects

Raspberry Pi Pico Projects

Billboard Scrolling with LCD Display & Raspberry Pi Pico

Dark Activated Night Lamp using LDR & Raspberry Pi Pico Raspberry Pi

Dark Activated Night Lamp using LDR & Raspberry Pi Pico

LM35 Temperature Sensor with Raspberry Pi Pico MicroPython Raspberry Pi Pico Projects

LM35 Temperature Sensor with Raspberry Pi Pico MicroPython

Raspberry Pi Pico W Projects

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

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

BME280 Raspberry Pi Pico W Blynk Raspberry Pi Pico W Projects

Raspberry Pi Pico W send BME280 Sensor Data to Blynk 2.0

Power Electronics

Power Supply for NodeMCU ESP8266 Projects

Power Supply for NodeMCU with Battery Charger & Boost Converter

Mamtaz AlamUpdated:October 2, 202225 Mins Read18K
3.7V to 9V Boost Converter

DIY 3.7V to 9V Boost Converter Circuit using MC34063

May 29, 2023
Transformerless Power Supply

Transformerless Power Supply – 220V AC to 9V DC

May 29, 2023
Designing of MPPT Solar Charge Controller using Arduino

Designing of MPPT Solar Charge Controller using Arduino

January 24, 2025

555 Timer Projects

Dark Activated Automatic Evening Lamp LDR 555 555 Timer Projects

Dark Activated 220V Automatic Evening Lamp using LDR & IC 555

Mamtaz AlamUpdated:October 2, 20224 Mins Read2K

In this mini electronics project we learn how to make Dark Activated 220V Automatic Evening…

DC-DC Converter using 555 Timer IC

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

October 2, 2022
Negative Voltage Generator Circuit using 555 Timer IC

Negative Voltage Generator Circuit using 555 Timer IC

May 28, 2023
Gas Leak Detection & Alarm using 555 Timer IC

Gas Leak Detection & Alarm using 555 Timer IC

February 2, 2025
PWM Lamp Dimmer Circuit using IC 555 Timer

Simple PWM Lamp Dimmer Circuit using IC 555 Timer

August 10, 2023

LoRa/LoRaWAN Projects

LoRa SX1278 ESP8266 ESP8266 Projects

ESP8266 & LoRa SX1278 Transmitter Receiver with DHT11

Mamtaz AlamUpdated:May 26, 2023205 Mins Read30K

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

ESP32 Lora SX1278 ESP32 Projects

ESP32 & LoRa SX1278/76 Transmitter Receiver with OLED

Mamtaz AlamUpdated:May 26, 202336 Mins Read37K

In this tutorial, we will make Lora Transmitter & Receiver using Lora Module SX1278 & ESP32 Wifi Module. The communication type is a point to…

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…

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, 2025110 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
Build IoT DC Energy Meter with ESP32 Web Dashboard

Build IoT DC Energy Meter with ESP32 Web Dashboard

September 5, 2025

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

August 26, 2025
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