Adafruit has announced the availability of a new temperature sensor and fan controller they have created in the form of the EMC2101 I2C. Priced at just $5.50 the fan controller and temperature sensor ...

I was wondering about a temperature controlled case fan (80mm or 120mm) that has its own temperature sensor (not controlled by the motherboard) to control its RPM. Are all of them like this or are ...

I made this project because I wanted a way to automatically control the speed of a DC fan according to the temperature read by a LM35 sensor. I had a few problems with the PWM part mainly because the ...

SmartFan fans offer a variety of sensor technologies within the housings to control fan speeds according to ambient temperatures. Sensors include thermistors Hall-effect sensors, and chip-on-board ...

Adding an additional fan to your PC is usually pretty straightforward, but as [Randy Elwin] found, this isn’t always the case with the newer Small Form Factor (SFF) machines. Not only was the standard ...

This setup will let you monitor Play Station 3 temperatures and throttle the cooling fan accordingly. [Killerbug666] based the project around an Arduino board, and the majority of the details about ...

A cooling system can sometimes be a buzzkill. You drop your badass engine into your badass hot rod, and then you remember you've got to keep it cool. As an afterthought, you order a big aluminum ...

So I built out a new box some months ago with the help of the fine Ars folks and it's been running great until recently.. for some reason the fans seem to randomly ramp up high for a few seconds then ...