A peak flow meter helps you track how well your lungs are working by measuring your peak expiratory flow rate (PEFR). You should find your personal best peak flow measurement and use it to track your ...

Keeping track of extremely low current levels is often essential when developing or testing low-power devices, especially in the field of embedded systems and battery-operated electronics. For battery ...

Arduino driver for the Pixart PMW3901 optical flow sensor. The driver is developed to support the Bitcraze Flow Breakout board. It communicates with the sensor using SPI. The library is using the ...

Utilizing fluid behavior characteristics helps provide a highly versatile and reliable flow reading for process and safety applications. Flow measurement is one of the most important readings in most ...

Abstract: Nowadays, electricity is the most important or basic needs of human life. In this paper, the development of power factor meter using Arduino will be discussed. To measure power, several ...

Firstly, the ebay claim that it would be shipped from somewhere in the UK turned out to be false, and it took a day or two longer than the maximum estimated delivery time to arrive from the Far East – ...

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 ...