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Old 05-04-2014
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Oklahoma Wolf Oklahoma Wolf is offline
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Originally Posted by Stefan Payne View Post
It may help. But if you need it to reduce coil whine, you already have done something wrong.
Incorrect. The only way to eliminate coil whine without cement or glue is to eliminate the coils entirely. That's not happening in an SMPS.

Originally Posted by rafal_iB_PL View Post
As far as I know, coils always vibrate during normal operation in a PSU, but not always at frequency audible to humans.
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