Content for Ultrasonic Sensor

Tesla Battery Charge Reminder

“Arduino Nano or ATTiny85 sounds a buzzer if the Tesla is in the garage for more than 30 minutes without being plugged in. I built this project because my wife and I sometimes forget to plug in our Tesla after …

Sending sensor data from Raspberry Pi Pico to MQTT

“MQTT on Raspberry Pi (part 3): sending sensor data from Raspberry Pi Pico to HiveMQ Cloud and show it on a JavaFX dashboard In the second post of this blog series, we used Java on the Raspberry Pi mini computer …

Balancing Robot / 3 Wheel Robot / STEM Robot

“We have built a combined balancing and 3 wheel robot for edcuational use in schools and after school educational programmes. The robot is based on an Arduino Uno, a custom shield (all construction details provided), a Li Ion battery pack …

Raspberry Pi Theremin Midi Project

“Do you want to know how to build your own Theremin like instrument using 2 HC-SR04 range finders and a Raspberry Pi Zero 2? I was inspired by the Robot Xylophone by Liz Clark (of BlitzCityDIY). So I decided …

Bubba - The quadrupedal spider robot

“Bubba is a 3D printed quadrupedal spider robot. It has 8 degrees of freedom and can operate both autonomously and programmatically. Inspiration for the project: Bubba is a project I embarked on to combine my love for mechantronics, motion planning …

Wheels4Water : Let’s paddle away through water mgmt issues

“Are we neglecting the importance of water? Probably, the answer is YES. Go through this different and versatile project to find a solution. Before diving into the Hardware & Software setup, it is important to first understand what the project is …

360° Arduino Radar with 2xHC-SR04 Sensors

“In this case, it is interesting that are used two sensors to scan the entire 360-degree space. This time I will show you how to make Arduino-based ultrasonic radar. We could call it a Sonar because it is using sound …

ITTT - Attention Wanting Robot - Mike Veldkamp 1D

“Welcome to this “If This Than That” project. For the final result of this project I made a small little wooden robot. The robot has different facial emotions depending on what’s happening, if he is awake and you press …

Arduino Ultrasonic Navigator for the Blind

“Bat Eyes 1.0, an Arduino device that can help blind people navigate their way, designed to replace the traditional cane. Why this? My maternal grandfather was a surgeon of ophthalmology, and dedicated his entire life to helping the visually …

SonicSurface: Phased-array for Levitation, Mid-air Tactile Feedback and Target Directional Speakers

“We will build an array of ultrasonic emitters. It has 256 emitters arranged in a 16x16 grid operating at 40 kHz with individual phase control. It can focus the acoustic power at controllable positions to create dynamic levitation of small …