Recently, [Solder Hub] put together a brief video that demonstrates the basics of a Hall Effect sensor — in this case, one salvaged from an old CPU fan. Two LEDs, a 100 ohm resistor, and a 3.7 volt ...

Effective water management involves supplying water according to the real requirement, and thus measuring water is very essential step in water management systems. There are many water flow ...

Hall effect controllers are often fairly pricey, but these new models might buck the trend. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If ...