PSN-L Email List Message

Subject: Re: noisy power supply
From: John Hernlund hernlund@.......
Date: Wed, 05 Jul 2000 14:29:02 -0700 (MST)

On Tue, 4 Jul 2000, Angel Rodriguez wrote:
> I just got me new computer and much to my chagrin now all four of the
> traces on SDR are much noisier.  Little spikes, jus ta few counts.  When I turn off the
> new computer the noise goes away and when turn it on the noise comes
> back.  Obviously one solution is to not turn on the computer.  Are there
> any others?
> Best regards,
>  Angel                            mailto:angel@............

   We often have these problems in our labs.  I have an inelegant solution to
this problem.  I take aluminum foil, cover both sides in paper and tape it
shut and wrap it around the data recording portion of the cards.  It
completely eliminates noise...but it looks like hell.

John Hernlund
E-mail: hernlund@.......



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Larry Cochrane <cochrane@..............>