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Old 29-07-2009, 08:23 AM
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erick (Eric)
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Join Date: Dec 2006
Location: Gerringong
Posts: 8,548
I doubt 0.8V over will upset the 5V fan. As you say, it doesn't stay there for long. Don't worry about under volts - fan just runds a little slower. I power a 12V fan from a little power brick that will deliver only 8 or so volts - all fine.
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