The project illustrates the control of a PC fan speed and using an Arduino microcontroller to read a LM35 temperature sensor. The use of an optocoupler is covered along with Pulse Width Modulation ...

I've got a storeroom in a garage that has some stuff in it that is a little more temperature sensitive, and has more variability than I'd like (it also has some equipment that generates a bit of heat, ...

Looking for a small one (under 100mm) for a cold smoke project (Arduino temp controlled fan for a smoker cabinet) I got an AMD CPU cooler one, but the tacho sensor stopped sending signals (I've done a ...