This Ultrasonic Sensor Circuit ... and the circuit is thrown out of balance. The circuit works from 9-12 VDC and can be used with batteries or a power supply. Connect the power supply across points 1 ...

Inside [Klaus]’ device is an Arduino Uno, an HC-SR04 ultrasonic ... of the sensor, though, and the device can be easily reconfigured to sense a distance up to four meters. The board doesn ...

As a beginner getting started with Arduino, your first instinct is typically to buy a starter kit, as it already has everything you need; from the Arduino board itself, to the components ...

This one is an unusual smart home project, potentially - how to monitor a fish tank’s health with an AI-enabled ultrasonic sensor system. The detailed project is highlighted on Hackser.io and features ...

In addition, you also get a matching motor controller board, a rechargeable battery and its charging circuit ... for converting text to speech, ultrasonic sensor visualization, LED lighting ...

Shifting to the new waterproof ultrasonic sensor is not a big deal, since it’s pretty easy to modify some example codes to use it. The quick road test, oh it’s a simple approach to display the ...