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How To Electronics

Editor's Pick

Setting up LPS8N LoRaWAN Gateway with The Things Network
LoRa/LoRaWAN Projects

Setting up LPS8N LoRaWAN Gateway with The Things Network

Mamtaz AlamMarch 2, 2023
NRF52840 Arduino IDE
BLE Projects

Nordic nRF52840 Advanced Bluetooth 5 with Arduino IDE – Getting Started

Mamtaz AlamJuly 20, 2023
Raspberry Pi Pico Kit
Raspberry Pi Pico Projects

Raspberry Pi Pico Primer Kit for Beginners & Students – 10 Projects

Mamtaz AlamOctober 21, 2022

Latest Posts

ESP32 Patient Health Monitor (ECG, SpO₂, BPM) & Live Dashboard

ESP32 Patient Health Monitor (ECG, SpO₂, BPM) & Live Dashboard

Mamtaz Alam13 Mins Read
Buck Converter vs Boost Converter

Buck Converter vs Boost Converter: Working, Differences & Applications

Mamtaz Alam12 Mins Read
ESP32 Fingerprint Voting Machine with Live Web Dashboard

ESP32 Fingerprint Voting Machine with Live Web Dashboard

July 12, 2026
ESP32 Fingerprint Attendance System with Live Web Dashboard

ESP32 Fingerprint Attendance System with Live Web Dashboard

July 6, 2026
IoT Based PM & Air Quality Monitoring System using ESP32

IoT Based PM & Air Quality Monitoring System using ESP32

June 14, 2026
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

Arduino Projects & Tutorials

UV Sensor ML8511 Arduino

UV Sensor ML8511 & Arduino for UV Ray Intensity Meter

Mamtaz AlamUpdated:August 22, 202216 Mins Read12K

Overview In this project, we are interfacing UV Sensor ML8511 with Arduino for measuring Ultra…

Grass Cutting Robot Arduino or Lawn mower

Make an Automatic Grass Cutting Robot using Arduino

October 7, 2023
RTC Based Street Light Control Using Arduino & LDR

RTC Based Automatic Street Light Using Arduino & LDR

November 27, 2023
DWIN HMI LCD Display Arduino

Interfacing DWIN HMI TFT LCD Display with Arduino

February 27, 2024
OTAA LoRaWAN Node SX1276 Arduino

OTAA-based LoRaWAN Node with Arduino & LoRa SX1276

May 28, 2023

IoT Projects & Tutorials

ESP32 LoRa Web Server IoT Projects

ESP32 LoRa Sensor Data Monitoring on Web Server

Mamtaz AlamUpdated:November 27, 20237 Mins Read7K
Home Automation Web Server IoT Projects

IoT Home Automation using ESP8266 Web Server

Mamtaz AlamUpdated:February 3, 2024113 Mins Read6K
IoT Home Automation using ESP32 WebServer with PCB ESP32 Projects

IoT Home Automation using ESP32 WebServer with PCB

Mamtaz AlamUpdated:November 18, 20246 Mins Read7K
ESP32 DW3000 UWB Module Achieving 500m Range ESP32 Projects

ESP32 DW3000 UWB Module Achieving 500m Range

Mamtaz AlamUpdated:February 2, 202517 Mins Read8K

Learn Electronics

Dc-to-DC Step Down Buck Converter

Buck Converter: Basics, Working, Design & Application

August 4, 2023
Op Amp IC 741 Basics, Characteristics, Pins & Applications

Op Amp IC 741 Basics, Characteristics, Pins, Applications

November 28, 2024
L298N Dual H-Bridge Motor Driver IC

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

May 20, 2023
Full Wave Bridge Rectifier

Full Wave Rectifier Basics, Circuit, Working & Applications

August 4, 2023

Product Reviews

MyArm 300 PI 2023 - Portable 7-Axis Robotic Arm Review Product Review

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

Mamtaz AlamUpdated:February 2, 202510 Mins Read

Overview In today’s fast-paced world of robotics, the MyArm 300 PI 2023 really shines as…

RYS8830 GPS GNSS

Reyax RYS8830 GPS/GNSS Receiver Module Complete Guide

May 20, 2023
Build a DIY Customized Mini PC using Raspberry Pi 4

Build a DIY Customized Mini PC using Raspberry Pi 4

January 8, 2024
KAIWEETS KTI-W01 Thermal Imaging Camera In-Depth Review

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

April 1, 2025
Shenzhen Huaqiu Electronics

Shenzhen Huaqiu Electronics Approach for upgrading Electronics Industry

April 14, 2024
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Don't Miss

App Controlled Robot using Raspberry Pi

App Controlled Robot using Raspberry Pi with AI Features

Interfacing XBee Module with Raspberry Pi Pico & MicroPython

Interfacing XBee Module with Raspberry Pi Pico & MicroPython

Brain Computer Interface

Brain Computer Interface (BCI) System Overview & Applications

IoT Based Visitor Counter

IoT Bidirectional Visitor Counter using ESPP8266 & MQTT

Indoor Air Quality Analysis using ESP32 & Bytebeam Cloud

Indoor Air Quality Analysis using ESP32 & Bytebeam Cloud

RFID Based Door Lock Security System using Arduino

RFID Based Door Lock Security System using Arduino

Trending Posts
  • 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
  • IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
    IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
  • How to use Modbus RTU with ESP32 to read Sensor Data
    How to use Modbus RTU with ESP32 to read Sensor Data
  • Designing of MPPT Solar Charge Controller using Arduino
    Designing of MPPT Solar Charge Controller using Arduino
  • How to use INA219 DC Current Sensor Module with Arduino
    How to use INA219 DC Current Sensor Module with Arduino
  • IoT Based ECG Monitoring with AD8232 ECG Sensor & ESP32
    IoT Based ECG Monitoring with AD8232 ECG Sensor & ESP32
  • DIY AC Energy Meter using PZEM-004T & Arduino
    DIY AC Energy Meter using PZEM-004T & Arduino
  • ECG Graph Monitoring with AD8232 ECG Sensor & Arduino
    ECG Graph Monitoring with AD8232 ECG Sensor & Arduino

Raspberry Pi Projects

Line Follower Tracking Robot using Raspberry Pi 4
Raspberry Pi Projects

Line Follower/Tracking Robot using Raspberry Pi 4

Mamtaz AlamOctober 30, 2022
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

Raspberry Pi Pico Projects

Seeed XIAO RP2040 Raspberry Pi Pico Projects

Getting Started with Seeed XIAO RP2040 with Projects

RFID RC522 Raspberry Pi Pico Raspberry Pi Pico Projects

Using RC522 RFID Reader Module with Raspberry Pi Pico

Desktop Dimming Light Raspberry Pi Pico Raspberry Pi

Desktop Dimming Light using Raspberry Pi Pico

Raspberry Pi Pico W Projects

Building a Raspberry Pi Pico W & LM35 Web Server Raspberry Pi Pico W Projects

Building a Raspberry Pi Pico W & LM35 Web Server

Pi Pico W Web Server MicroPython Raspberry Pi Pico W Projects

Raspberry Pi Pico W Web Server Tutorial with MicroPython

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

Lithium Ion Battery Charger Circuit Electronics Circuits

Lithium-Ion Battery Charger Circuit using MCP73831

Mamtaz AlamUpdated:September 12, 202335 Mins Read12K
Voltage Doubler Simulation

12V to 24V Voltage Doubler Circuit

April 28, 2023
Power Supply for NodeMCU

Power Supply for NodeMCU with Battery Charger & Boost Converter

October 2, 2022

12V DC to 220V AC Inverter Circuit & PCB

February 2, 2025

555 Timer Projects

555 Timer Projects

Voltage Doubler Circuit using 555 Timer IC

Mamtaz AlamUpdated:May 13, 20235 Mins Read3K

Overview In this guide we will make a Voltage Doubler Circuit using 555 Timer IC.…

PWM Based DC Motor Speed Control using 555 Timer

PWM Based DC Motor Speed Control using 555 Timer

August 10, 2023
Servo Motor Controller & Tester Circuit using 555 Timer IC

Servo Motor Controller & Tester Circuit using 555 Timer IC

October 8, 2023
Adjustable Auto On Off Delay Timer Circuit Using 555 IC

555 Based Adjustable Auto On Off Delay Timer Circuit

February 14, 2025
LED Blinking Circuit using 555 Timer

Automatic LED Blinking Circuit using 555 Timer IC – LED Flasher

February 14, 2025

LoRa/LoRaWAN Projects

Sending Sensor Data LoRa Arduino Arduino Projects

Sending Sensor Data Wirelessly with LoRa SX1278 & Arduino

Mamtaz AlamUpdated:September 16, 202265 Mins Read12K

In this tutorial, we will learn about Sending & Receiving Sensor Data Wirelessly with LoRa Ra-02 SX1278 Module & Arduino. We will use DHT11 Humidity…

LoRaWAN Temperature Humidity Soil Moisture Sensor Data on TTN & Thingspeak LoRa/LoRaWAN Projects

Smart Soil Moisture Monitoring with LoRaWAN on TTN Server

Mamtaz AlamUpdated:March 12, 202316 Mins Read3K

Overview In this article, we will discuss the Smart Temperature/Humidity/Soil Moisture Monitoring Device with LoRaWAN on TTN (The Things Network) Server. It is an innovative…

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…

Latest Posts

ESP32 Projects

ESP32 IoT Vehicle Motion Analyzer with MPU6050 & LIS3MDL

Mamtaz AlamUpdated:April 27, 202612 Mins Read1K
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
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
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