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Home › Magazines › 2006 › July › Speed Pulse Generator for PC Fans

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Speed Pulse Generator for PC Fans

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Published in issue 356, July 2006

This circuit generates speed pulses from the speed-dependent voltage spikes generated by commonly used types of PC power supply fans, which are superimposed on the supply voltage. The pulse signal can be used by the motherboard to monitor the speed of the fan.

Click below to download a PDF copy of this article from Elektor magazine.

 

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PDF Article (060146-UK.pdf)
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Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.

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