Temperature Sensors and Why You Need Them! Do you ever wonder why all your fans in your custom cooled rig speed up and slow down so erratically when you boot up a game or start doing some intense video editing? These rapid changes in fan speeds can be extremely annoying if you’re not wearing your headphones or headset. Many custom liquid coolers spend the money and time on their custom loop so they don’t have to listen to a PC that sounds like a F40 fighter jet taking off from their d