Build a simple LPG gas leakage detector using Arduino and MQ-5 sensor. This beginner-friendly project features buzzer and LED alerts, circuit diagram, and complete Arduino code for home safety.

Note. A compact analogue reflectance sensor such as the CNY70 was not used in the Arduino Uno experiments described. Instead, a homemade sensor was assembled using a single infrared LED (IR333C) and a ...

UNDATED (WKRC) - General Motors (GM) has recalled thousands of top-selling vehicles and advised owners to park the affected vehicles away from structures. According to the National Highway Traffic ...

This paper presents the design and implementation of a transmission line fault detection system aimed at improving electrical safety and reliability. The system uses a flame sensor to detect fire or ...

This article presents a hybrid magnetic current sensor for galvanically isolated measurements. It consists of a CMOS chip that senses the magnetic field generated by current flowing through a ...

Learn how to build a WiFi-controlled drone using ESP32 modules and MPU6050 IMU. This DIY project offers stability control, smartphone control, and easy upgradability. Get step-by-step instructions and ...

After downloading the library, load the MQ7_Example.ino example sketch onto your device, with analog out connected to A2 GND connected to GND Vin connected to 5V Upload the sketch, and then monitor ...

About “Fire detection system using Arduino, flame sensor, and buzzer” ...