RotoSub self-silencing fans promise a quieter way to keep electronic components cool

Silicon chips shuffling all those electrons around inside modern PCs, gaming consoles and home theater systems generate a lot of heat that needs to be dissipated to stop the machines going into meltdown and ruining your day. Fans are the most common form of cooling for modern electronic devices but they can generate a lot of noise that can leave your lounge room or study sounding like an airport runway. Sweden-based company RotoSub has developed an active noise control (ANC) system that is built into the fans themselves that promises to almost eliminate the fan’s mechanical noise and leave little more than the sound of the air blowing through the fan.

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