[Elecraft] Astron hum/vibration

[riese-k3djc at juno.com]

set something heavy on top of it ?

Bob K3DJC


On Tue, 17 May 2011 09:28:44 -0600 Barry <w2up at comcast.net> writes:
> I have an Astron RS70M linear supply that I've used for many years to 
> 
> power everything 12VDC in the shack, including my K3.  In my former 
> QTH, 
> I had it located under the operating desk and never heard a peep 
> from it.
> 
> In my new shack, which is considerably smaller, I hear an annoying 
> hum 
> from it which seems to be coming from the top of the case.  It goes 
> away 
> if I press down on it.  Any ideas how to get rid of the noise?
> Tnx,
> Barry W2UP
> 
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