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How To Electronics

Editor's Pick

GPS Speedometer Arduino
Arduino Projects

DIY Speedometer using GPS Module Arduino & OLED

Mamtaz AlamMay 28, 2023
Voltage Doubler Simulation
Electronics Circuits

12V to 24V Voltage Doubler Circuit

Mamtaz AlamApril 28, 2023
ESP32 Music Player
ESP32 Projects

DIY ESP32 Music Audio MP3 Player with OLED Display

Mamtaz AlamAugust 21, 2022

Latest Posts

ESP32 Fingerprint Attendance System with Live Web Dashboard

ESP32 Fingerprint Attendance System with Live Web Dashboard

Mamtaz AlamUpdated:June 21, 202610 Mins Read
IoT Based PM & Air Quality Monitoring System using ESP32

IoT Based PM & Air Quality Monitoring System using ESP32

Mamtaz AlamUpdated:June 14, 202611 Mins Read
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

DS18B20 Based Thermometer using Arduino & 4 Digits 7 Segment Display

DS18B20 Thermometer using Arduino & 4 Digits 7 Segment Display

Mamtaz AlamUpdated:February 2, 202574 Mins Read3K

DS18B20 Based Thermometer using Arduino & 4 Digits 7 Segment Display: In this project, we…

How to interface & set up XBee Module with Arduino for Zigbee Communication

How to set up & interface XBee Module with Arduino (Tx & Rx)

February 2, 2025

8×32 MAX7219 Dot Matrix LED Display with Arduino

October 9, 2022
TEMT6000 Light Sensor Arduino

TEMT6000 Ambient Light Sensor & Arduino – Measure Illuminance & Light Intensity

August 22, 2022
RS-485 Simplex Communication with Arduino & MAX485

RS-485 Simplex Communication with Arduino & MAX485

February 2, 2025

IoT Projects & Tutorials

GSM Arduino Weather Station IoT Projects

MQTT Based Wind Weather Station using GSM & Arduino

Mamtaz AlamUpdated:July 20, 202327 Mins Read2K
ESP32 MicroPython - Interfacing Ultrasonic Sensor HC-SR04 ESP32 MicroPython

ESP32 MicroPython – Interfacing Ultrasonic Sensor HC-SR04

Mamtaz AlamUpdated:August 21, 20224 Mins Read4K
BME680 ESP8266 BSEC Blynk IoT Projects

IoT Indoor Air Quality Monitoring with BME680 BSEC & ESP8266

Mamtaz AlamUpdated:November 23, 2023129 Mins Read9K
IoT pH Sensor ESP32 ESP32 Projects

DIY IoT Water pH Meter using pH Sensor & ESP32

Mamtaz AlamUpdated:August 20, 202217 Mins Read59K

Learn Electronics

Cycloconverters Design, Working, Types & Applications

Cycloconverters: Design, Working, Types & Applications

May 20, 2023
DC-to-DC Converters

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

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

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

December 2, 2024
Dc-to-DC Step Down Buck Converter

Buck Converter: Basics, Working, Design & Application

August 4, 2023

Product Reviews

Lucid ONE - AI Planning 7 DOF Robotic Arm from AmberRobotics Product Review

Lucid ONE: AI Planning 7-DOF Robotic Arm Review

Mamtaz AlamUpdated:May 21, 20234 Mins Read

Overview Amber Robotics is at the forefront of a new era in intuitive control and…

DWIN HMI TFT LCD Display

Getting started with DWIN HMI TFT LCD Display

February 27, 2024
Raspberry Pi Embedded System Development Kit for Beginners

Raspberry Pi Embedded System Development Kit for Beginners

August 18, 2023
PlayStation 5 vs Xbox Series X Compared

PlayStation 5 vs Xbox Series X Compared

October 14, 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
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Don't Miss

BME280 Arduino

BME280 & Arduino Based Simple Weather Station

Interfacing LM35 Temperature Sensor with ESP32 Web Server

Interfacing LM35 Temperature Sensor with ESP32 Web Server

ESP32 Cam send Image Google Drive

How to send ESP32 CAM Captured Image to Google Drive

Rainfall Detector Alarm using 555 Timer & Rain Sensor

Rainfall Detector Alarm using 555 Timer & Rain Sensor

IoT LoRa Based Smart Agriculture

IoT LoRa Based Smart Agriculture & Remote Monitoring System

A9G GPRS GPS Internet

Internet with A9G Low Power GPRS+GPS Module & Arduino

Trending Posts
  • ESP32 Fingerprint Attendance System with Live Web Dashboard
    ESP32 Fingerprint Attendance System with Live Web Dashboard
  • ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
    ESP32 CAN Bus Tutorial | Interfacing MCP2515 CAN Module with ESP32
  • IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
    IoT AC Energy Meter with PZEM-004T & ESP32 WebServer
  • 12V DC to 220V AC Inverter Circuit & PCB
    12V DC to 220V AC Inverter Circuit & PCB
  • LD2410 Sensor with ESP32 - Human Presence Detection
    LD2410 Sensor with ESP32 - Human Presence Detection
  • IoT Based Patient Health Monitoring on ESP32 Web Server
    IoT Based Patient Health Monitoring on ESP32 Web Server
  • Silicon Controlled Rectifier (SCR): Construction, Working & Applications
    Silicon Controlled Rectifier (SCR): Construction, Working & Applications
  • Buck Converter: Basics, Working, Design & Application
    Buck Converter: Basics, Working, Design & Application
  • IoT Based PM & Air Quality Monitoring System using ESP32
    IoT Based PM & Air Quality Monitoring System using ESP32
  • IoT Based ECG Monitoring with AD8232 ECG Sensor & ESP32
    IoT Based ECG Monitoring with AD8232 ECG Sensor & ESP32

Raspberry Pi Projects

Build a DIY Customized Mini PC using Raspberry Pi 4
Raspberry Pi Projects

Build a DIY Customized Mini PC using Raspberry Pi 4

Mamtaz AlamJanuary 8, 2024
Raspberry Pi 4 Model B
Raspberry Pi Projects

Raspberry Pi 4 Model B comparison & what’s inside the box

Mamtaz AlamAugust 28, 2023

Raspberry Pi Pico Projects

DHT11 Raspberry Pi Pico Raspberry Pi

Interfacing DHT11 Temperature Humidity Sensor with Raspberry Pi Pico

RGB LED Raspberry Pi Pico Raspberry Pi Pico Projects

Controlling RGB LED using Raspberry Pi Pico

DIY SmartPhone Oscilloscope using Raspberry Pi Pico Raspberry Pi Pico Projects

DIY SmartPhone Oscilloscope using Raspberry Pi Pico

Raspberry Pi Pico W Projects

BME280 Raspberry Pi Pico W Web Server Weather Station Raspberry Pi Pico W Projects

BME280 & Raspberry Pi Pico W Web Server Weather Station

BME280 Raspberry Pi Pico W Blynk Raspberry Pi Pico W Projects

Raspberry Pi Pico W send BME280 Sensor Data to Blynk 2.0

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

Power Electronics

Power Supply for ESP32 Board ESP32 Projects

Power Supply for ESP32 with Battery Charger & Boost Converter

Mamtaz AlamUpdated:September 12, 202375 Mins Read43K
3.7V to 9V Boost Converter

DIY 3.7V to 9V Boost Converter Circuit using MC34063

May 29, 2023
Voltage Doubler Simulation

12V to 24V Voltage Doubler Circuit

April 28, 2023
SG3525 PWM Inverter Circuit 12V to 220V, 300W, 5060 Hz

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

May 28, 2023

555 Timer Projects

Flashing Police Light LED Effect using 555 Timer 555 Timer Projects

Flashing Police Light LED Effect using 555 Timer

Mamtaz AlamUpdated:June 25, 20233 Mins Read3K

Overview In this project, we will build a Flashing Police Light using 555 Timer &…

LED Blinking Circuit using 555 Timer

Automatic LED Blinking Circuit using 555 Timer IC – LED Flasher

February 14, 2025
PWM Lamp Dimmer Circuit using IC 555 Timer

Simple PWM Lamp Dimmer Circuit using IC 555 Timer

August 10, 2023
Automatic Street Light using 555 Timer Circuit

Automatic Street Light using 555 Timer Circuit & LDR

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

Negative Voltage Generator Circuit using 555 Timer IC

May 28, 2023

LoRa/LoRaWAN Projects

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…

ESP32 LoRa Thingspeak Gateway Sensor Node IoT Projects

ESP32 LoRa Thingspeak Gateway with LoRa Sensor Node

Mamtaz AlamUpdated:August 21, 202224 Mins Read6K

In this project, we will make ESP32 LoRa Thingspeak Gateway with LoRa Sensor Node. The project is basically a sensor monitoring system on Thingspeak Server…

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…

Latest Posts

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32 ESP32 Projects

DIY Colorimeter using AS7265x Spectroscopy Sensor & ESP32

Mamtaz AlamUpdated:February 1, 202610 Mins Read1K
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

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
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