ultrasonic sensor

Measuring Water Level using Arduino and JSN SR-40T Waterproof Ultrasonic Sensor How to Measure Water Level using JSN SR-40T Waterproof Ultrasonic Sensor

Ultrasonic sensor, also known as a SONAR sensor is an electronic device that is used to measure the distance of a…

Voice Alert based Smart Arduino Blind Stick using Ultrasonic Sensors Voice Alert based Smart Blind Stick Using Arduino Nano and Ultrasonic Sensors

Obstacle detection is one of the major concerns for a blind person. Presented here is a smart blind stick using Arduino Uno and…

Automatic Surface Disinfecting Robot Using Arduino Automatic Surface Disinfecting Robot using Ultraviolet Lights

Because of the COVID-19 virus, human lives and livelihoods change extensively and the only way to minimizing the spread of the…

Ultrasonic Acoustic Levitation Using Arduino 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.…

RFID Based Contactless Temperature Monitoring System using Arduino 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 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 and COVID19 Live Tracker 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 In-display Fingerprint Sensors: Types and Working

Today's smartphones' fingerprint sensor in display technology represents the latest evolution in mobile fingerprint security,…

IoT based Smart Parking System using ESP8266 NodeMCU 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 Project using Arduino and Ultrasonic Sensor Obstacle Avoiding Robot using Arduino and Ultrasonic Sensor

An Arduino obstacle avoiding robot is a smart, autonomous robot that detects obstacles on its path using sensors and then…