Re: PCI-1720 Noise!

From: Francisco das Chagas Mota <mota_at_dca.ufrn.br> · Date: Tue, 8 Jul 2003 09:38:56 -0300 (BRT)

Hello Jesse,
I had a noise problem with a National NI6024 A/D Card. I solve it
putting a capacitor at the A/D input (in my case one of 1uF was
enough - I suppose you do have external access to board pins) after that
all worked fine.

Francisco Mota.

On Mon, 7 Jul 2003, Jesse B. Forsmann wrote:

> Hey gang,
>
> I have a Advantech PCI-1720 A/D card.  I'm using comedi.  For some reason
> there is about 0.6 volt spike of noise 50us apart.  Even when I'm not
> sending data to it.  I put it in the windows box and tried the companies
> drivers and wave generators.  I still had the same problem...have any of
> you used the PCI-1720 before?  Have you had noise problems?
>
> Thanks,
>
> Jesse B. Forsmann
>
>
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