Now, the venerable ultrasonic sensor joins the gallery of classics given a size change treatment, like the 555 timer we’ve seen two different takes on, or perhaps that one Arduino Uno.

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 ...

Posted in Arduino Hacks, Holiday Hacks, Software Hacks Tagged arduino, HC-SR04, Parallax Ping, ultrasonic, ultrasonic distance sensor Transparent ESP8266 WiFi-to-Serial Bridge September 18, 2015 ...