like with this ultrasonic flow meter, could be a big deal for DIY projects and the trades in general. The principle behind the sensor [ItMightBeWorse] is working on is nothing new. He discovered a ...

Here is a list of projects ... Arduino is able to interpret signals from a variety of sensors. By placing a unit equipped ...

It runs on an Arduino ... water level sensor, flow meter, OLED display, and more. Modification of one’s espresso machine is a rewarding endeavor, but the Smart Coffee project provides a way ...