An ultrasonic sensor and a seven segment display is interfaced with an arduino uno. The seven segment display diplays a value which initialized from zero and increments every time an object placed in ...

From this project, we can count the paper currency notes and calculate their amount, by sensing the paper currency using Color Sensor and Arduino.TCS230 color sensor is used for detecting the currency ...

The DHT22 temperature and humidity sensor is a versatile and cost-effective sensor used to measure ambient temperature and humidity for a wide range of applications. It is based on a digital signal ...

The experiment is for switching an acoustic sounder as a rain alarm after a predetermine time. It may, however, be tinkered for a number of other applications. Needless to say, this is a simple ...

Laser ranging has many applications in production and life, such as ranging, positioning, obstacle avoidance, and so on. Time-of-Flight (ToF) ranging, as a type of laser ranging technology, is often ...

Tilt sensors are essential components in security alarm systems today. Standalone tilt sensors sense tilt angle or movement. Tilt sensors can be implemented using mercury and roller ball technology, ...

Abstract: A remote radiation monitoring system is proposed. A method for measuring and analyzing the background radiation level in a given space is developed, based on a Geiger-Müller sensor. The ...