Hi Jón,

Did you connect up the shield (screen) of the cable to the ground of the Amp/Filter 
board?

Regards,
Larry Cochrane
Redwood City, PSN

Jón Frímann wrote:
> Hi all
> 
> The spike problem still exist. :(
> I am out of ideas what this might be. Also, after I did change to
> screened cable I have been seeing alot of smaller spikes with regular
> intervals, those smaller spikes happen with 10 to 20 seconds spaces
> between them. That might becose of the computer (serial port issue), but
> I am not sure.
> 
> Regards.

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