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Hi,

   This iis alittle project i wanted to make because, when I use my playstation as my sound system, the cabinet become hot ( when the door is closed ) and I wanted to add some automated cooling in it.

The circuit is very very simple. I only use a TL081 as a comparator.
<p>please add instructions and detailed list of materials.</p>
why i cant see the instructions? in this 12v fan
On the schematic it says 10v but you can go up to ... 20 volts depending on the fan.

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Bio: I'm an electrician, currently studying in electrical engineering. I'm doing those projects as a hobby. I like DIY projects and hacking stuffs :). Hope ... More »
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