Measuring air flow in an HVAC duct can be a tricky business. Paddle wheel and turbine flow meters introduce not only resistance but maintenance issue due to accumulated dust and debris. Being able to ...

Every sensor on or in a computer-controlled car or truck talks to the “on-board PC” in a kind of language you’ve never heard or seen. All of the inputs are in a voltage-speak and are all numbers. All ...

Here is an introduction to the low cost anemometer (wind sensor) from Modern Device (http://moderndevice.com) . This small sensor suitable for electronic experiments ...

Among the many methods available for air flow detection, self-heated thermal flow sensors are simple, cheap, rugged, and sensitive. They rely on the relationship between airspeed (AF) and thermal ...

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 ...