In his write-up, [Mike] started by listing all the different sensors he had considered to measure the oil level and finally opted for an ultrasonic sensor. In his opinion, this kind of sensor is ...

This project provides an overview of how to make a salt level sensor for a water softener and how to integrate it into Home Assistant. It uses a D1 Mini running ESPHome connected to an ultrasonic ...

Ultrasonic sensors provide a more accurate fingerprint ... "With its innovative CMOS sensor architecture and wafer-level ...

The new BinMaster ToughSonic TC-100 and TC-200 non-contact ultrasonic sensors include general-purpose and chemical-resistant ...

For [Jianjia Ma]’s QingStation, he decided to build another type of wind sensor: An ultrasonic anemometer. Ultrasonic anemometers have no moving parts but come at the cost of significantly more ...

Ultrasonic sensors are used in many applications and industries, such as food & beverages, to calculate liquid level in bottles. In addition, the sensor is used in manufacturing for control maximizing ...

This setup shows how to set up ESP8266 with Ultrasonic Sensor HC-SR04 and MQTT, for example for monitoring the water level of a cistern. The sensor sends the measured distance from the water surface ...