This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Continue reading “A Virtual Touchscreen (3D Ultrasonic Radar)” → Posted in Tech Hacks Tagged analog signal , arduino , ultrasonic sensor , virtual touchscreen Using Ultrasonic Sensors To ...

[Mike] lives in a temperate rainforest in Alaska (we figured from his website’s name) and uses a 570 gallon oil tank to supply his furnace. Until now, he had no way of knowing how much oil wa… ...

Ultrasonic technology can be affected by changes in temperature. In a demonstration, Tischler used a heat gun to raise the air temperature in the immediate vicinity of both a radar and ultrasonic ...