02-Dec-2014, 11:22
(30-Nov-2014, 23:57)Antoine Wrote: The noise is caused by vibrating ferrite elements in the PSU. Their mass is probably so low that damping the outside of the, much higher mass, chassis in which these lower mass ferrites vibrate won't make much of a difference. I think these ferrites need to be dampened directly (if possible).
exactly! dampening doesn't change a thing, I tried it