[Nubmian] wrote in to share his experiments with measuring airflow in an HVAC system. His first video deals with using with ultrasonic sensors. He found an interesting white paper that described ...

When we hear the words “pitot tube,” we tend to think more of airplanes than of air ducts, but [Franci Kopač]’s guide to pitot tubes for makers shows that they can be a remarkably versatile tool for ...

This is used to test firmware, backend ingestion, interval aggregation, and compliance reporting before a real meter is installed. Supports both unidirectional meters (e.g. Flomec QS200) and ...