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How To Electronics

Editor's Pick

74HC595 Shift Register with Arduino
Arduino Projects

Shift Register 74HC595 with Arduino – Examples & Code

Mamtaz AlamFebruary 2, 2025
A Beginner’s Guide to Building Compact Electronic Circuits at Home
Tech Articles

A Beginner’s Guide to Building Compact Electronic Circuits at Home

Mamtaz AlamAugust 5, 2025
History of PCB
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The History of Printed Circuit Board PCB 1880 – Present

Mamtaz AlamAugust 3, 2023

Latest Posts

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

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

ADS1115 16-Bit ADC Module with Arduino

How to use ADS1115 16-Bit ADC Module with Arduino

Mamtaz AlamUpdated:November 28, 20248 Mins Read71K

Overview In this guide, we will learn how to use ADS1115 16-Bit ADC Module with…

A9G GPRS GPS Internet

Internet with A9G Low Power GPRS+GPS Module & Arduino

August 21, 2022
Interfacing MPU6050 Accelerometer & Gyroscope with Arduino

Interfacing MPU6050 Accelerometer & Gyroscope with Arduino

February 2, 2025
Interfacing SX1278 LORA Arduino

Interfacing SX1278 (Ra-02) LORA Module with Arduino

August 22, 2022
Decibel Meter using Sound Module & Arduino

Decibel Meter using Sound Module & Arduino with LCD Display

July 10, 2023

IoT Projects & Tutorials

MAX30100 Pulse Oximeter NodeMCU ESP8266 IoT Projects

MAX30100 Pulse Oximeter with ESP8266 on Blynk IoT App

Mamtaz AlamUpdated:May 29, 2023277 Mins Read18K
ADS1115 16 Bit Module Usage with ESP32 ESP32 Projects

How to use ADS1115 16-Bit ADC Module with ESP32

Mamtaz AlamUpdated:November 28, 20249 Mins Read45K
DS3231 ESP8266 Real Time Clock ESP8266 Projects

ESP8266 and DS3231 Based Real Time Clock (RTC)

Mamtaz AlamUpdated:August 21, 20224 Mins Read16K
Expanding ESP8266 Analog Pin with ADS1115 ESP8266 Projects

Expanding ESP8266 Analog Pin: ADS1115 Integration Guide

Mamtaz AlamUpdated:September 29, 202310 Mins Read11K

Learn Electronics

AC to DC Converters

AC to DC Converters: Features, Design & Applications

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

Cycloconverters: Design, Working, Types & Applications

May 20, 2023
DC-to-AC Converters (Inverters)

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

May 20, 2023
Linear Voltage Regulator

Linear Voltage Regulator – Circuit, Types & Applications

May 20, 2023

Product Reviews

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

Build a DIY Customized Mini PC using Raspberry Pi 4

Mamtaz AlamUpdated:January 8, 2024111 Mins Read4K

Overview In this project we will build a DIY Customized Mini PC using Raspberry Pi…

Shenzhen Huaqiu Electronics

Shenzhen Huaqiu Electronics Approach for upgrading Electronics Industry

April 14, 2024
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
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

Power Supply for NodeMCU

Power Supply for NodeMCU with Battery Charger & Boost Converter

Aquarium Water Quality Monitor with TDS Sensor & ESP32

Aquarium Water Quality Monitor with TDS Sensor & ESP32

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ADS1115 16-Bit ADC Module with Raspberry Pi Pico

Reed Switch use Raspberry Pi Pico

How to use Reed Switch with Raspberry Pi Pico

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    IoT Based Electricity Energy Meter using ESP32 & Blynk
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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
Text-to-Speech Speaking Robot Raspberry Pi 4
Raspberry Pi Projects

Text-to-Speech Speaking Robot using Raspberry Pi 4

Mamtaz AlamOctober 30, 2022

Raspberry Pi Pico Projects

DS18B20 Raspberry Pi Pico Raspberry Pi Pico Projects

Interfacing DS18B20 Sensor with Raspberry Pi Pico

Fire Alarm Raspberry Pi Pico Raspberry Pi Pico Projects

Fire Alarm System using Flame Sensor & Raspberry Pi Pico

Servo Motor Control Raspberry Pi Pico Raspberry Pi Pico Projects

How to Control Servo Motor with Raspberry Pi Pico

Raspberry Pi Pico W Projects

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

IoT Controlled Relay using Raspberry Pi Pico W WiFi Raspberry Pi Pico W Projects

IoT Controlled Relay using Raspberry Pi Pico W WiFi

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Getting Started with Raspberry Pi Pico W using MicroPython

Power Electronics

3.7V to 9V Boost Converter Electronics Circuits

DIY 3.7V to 9V Boost Converter Circuit using MC34063

Mamtaz AlamUpdated:May 29, 202335 Mins Read8K
SG3525 PWM Inverter Circuit 12V to 220V, 300W, 5060 Hz

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

May 28, 2023
DC-DC Converter using 555 Timer IC

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

October 2, 2022
Power Supply for ESP32 Board

Power Supply for ESP32 with Battery Charger & Boost Converter

September 12, 2023

555 Timer Projects

Negative Voltage Generator Circuit using 555 Timer IC 555 Timer Projects

Negative Voltage Generator Circuit using 555 Timer IC

Mamtaz AlamUpdated:May 28, 20233 Mins Read3K

Overview In this guide, we will design Negative Voltage Generator Circuit using a 555 Timer…

Brushless DC Motor Driver Circuit

(BLDC) Brushless DC Motor Driver Circuit using 555 IC

August 10, 2023
Rainfall Detector Alarm using 555 Timer & Rain Sensor

Rainfall Detector Alarm using 555 Timer & Rain Sensor

February 2, 2025
PWM Based DC Motor Speed Control using 555 Timer

PWM Based DC Motor Speed Control using 555 Timer

August 10, 2023
Project for Girlfriend - Heart Shaped Serial LED Flasher Circuit using 555 Timer

Heart Shaped LED Flasher Circuit using 555 Timer

June 25, 2023

LoRa/LoRaWAN Projects

IoT LoRa Based Smart Agriculture LoRa/LoRaWAN Projects

IoT LoRa Based Smart Agriculture & Remote Monitoring System

Mamtaz AlamUpdated:March 8, 2023177 Mins Read3K

Overview: IoT LoRa Based Smart Agriculture In this project, we are going to learn about IoT LoRa Based Smart Agriculture & Remote Monitoring System. Smart…

RYLR890 Arduino Arduino Projects

How to use Reyax RYLR890 LoRa Module with Arduino

Mamtaz AlamUpdated:August 21, 202285 Mins Read12K

Overview In this project, we will learn how to use Reyax RYLR890 LoRa Module with Arduino. The RYLR890/RYLR896 transceiver module features the Lora long range…

SX1276 STM32 LoRa/LoRaWAN Projects

Interfacing LoRa SX1276 with STM32 Microcontroller | LR1276-915MHz

Mamtaz AlamUpdated:May 29, 202317 Mins Read12K

Overview In this tutorial, we will learn Interfacing of LoRa Module SX1276 with STM32 Bluepill Microcontroller. The LR1276UA-A-915 module uses SX1276 IC and works on…

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

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DIY ESP32 Board for Battery Powered IoT Applications

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

August 26, 2025
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