Circuit Diagram Files

All Components Tester (No MCU)

All Components Tester (No MCU) | 9 Proven Checks for Components

DIY 3-in-1 AC Meter (Arduino • Voltage • Current • Power)

3-in-1 AC Meter: 9 Powerful Steps to Build an Arduino-Based Voltage, Current & Power Monitor

IGBT & MOSFET Tester

Build a Powerful IGBT and MOSFET Tester Using Arduino Nano in 5 Steps

Ultrasonic Sensor HC-SR04

7 Powerful Insights into Ultrasonic Sensor HC-SR04 and Arduino Nano Project

TTP223 Red Touch Sensor Module Pin

Powerful DIY Touch-Controlled Lamp in 5 Easy Steps Using TTP223 Sensor & Relay

Automatic Night Light

Easy DIY Automatic Night Light with LDR & BC547 (LED + Optional Relay)

DIY IR Sensor 1 1

Powerful DIY IR Sensor with Relay for Smart in 3 Easy Steps

Fire Detection System

Smart & Safe DIY Fire Detection System in 3 Easy Steps