Measuring air flow in an HVAC ... 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 ...

Electronic fuel injection was a big leap forward for engine control. However, early implementations often left something to be desired. This was the case for [Rob] and his Porsche 944, which had ...

Developers, makers, and hobbyists searching for an Arduino-powered ... for directing the flow of air, allowing for complex sequences of inflation and deflation. The pressure sensor provides ...