[SI-LIST] Re: Calibration using VNA

  • From: Istvan Novak <istvan.novak@xxxxxxxxxxx>
  • To: padma gundala <pgundala2001@xxxxxxxxx>
  • Date: Mon, 08 Sep 2008 18:49:45 -0400

Hi Peter,

You say you got the expected result for open and short.  What did you 
expect for load?
It is normal to have a non-flat response curve for load...

Regards,

Istvan Novak
SUN Microsystems


padma gundala wrote:
> Hi,
>
> I'm doing a differential insertion loss calibration using a VNA.
> I get the expected loss line curve for open and short.
> However for load , the loss curve is not smooth, it is chopped throughout.
> Can anyone tell what could be the reason. The 50ohm load and thru loads are 
> from the CAL KIT.
>
> Appreciate any thoughts !
>
> Thanks,
>
> Peter
>
>
>
>   

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