Simple Ultrasonic Acoustic Levitation using Arduino and HCSR04 Ultrasonic Sensor
It is very exciting to see something floating in the air or free space that is exactly what an anti-gravity project is about....
ultrasonic sensor
RFID based Contactless Body Temperature Screening using Arduino and MLX90614 IR Temperature Sensor
Since the outbreak of Covid-19, infrared thermometers are being used as a screening tool to scan the people at Airports,...
IoT based Smart Jar using NodeMCU ESP8266 and Ultrasonic Sensor
Previously we built a smart container using weight as a measurement parameter to send alerts. Now in this IoT smart jar, we...
Automatic Hand Sanitizer Dispenser with COVID19 Live Updates
Corona Virus (Covid19) is wreaking havoc in the world. Almost every country is suffering from the Corona Virus. WHO has already...
In-display Fingerprint Sensors: Types and Working
Smartphones with fingerprint sensors have flooded the market but it hasn’t been long since these sensors started making it to...
IoT based Smart Parking System using ESP8266 NodeMCU
With growing popularity of Smart Cities, there is always a demand for smart solutions for every domain. The IoT has enabled the...
Obstacle Avoiding Robot using Arduino and Ultrasonic Sensor
Obstacle Avoiding Robot is an intelligent device which can automatically sense the obstacle in front of it and avoid them by...
Automatic Water Dispenser using Arduino
About 71% of earth is covered with water, but sadly only 2.5% of it is drinking water. With rise in population, pollution and...
How To Measure Distance Between Two Ultrasonic Sensors
Ultrasonic sensor (HC-SR04) is commonly used to find the distance of an object from one particular point. It has been fairly...
Control your Computer with Hand Gestures using Arduino
Recently Gesture controlled Laptops or computers are getting very famous. This technique is called Leap motion which enables us...
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