[SI-LIST] Re: 4-Port VNA calibration question
- From: steve weir <weirsi@xxxxxxxxxx>
- To: adsurevv@xxxxxxxxx,si-list@xxxxxxxxxxxxx
- Date: Mon, 17 Apr 2006 10:19:56 -0700
Virenda, that sounds like a recipe for trouble to me. I would go out
and buy a match to the new pair or exchange the new pair for a match
with the old pair. Why did you change geometry?
Steve.
At 10:01 AM 4/17/2006, Virendra wrote:
>Hi All,
>I have a question about calibrating a VNA for 4-port
>measurements. We are using standard pico probes and Agilent 87xxX
>VNA. The problems we are having is that one pair of probes now have
>different pitch than the other pair and it is not possible to use
>the same calibration substrate for both the pairs. Does anyone know
>a way to calibrate this kind of setup with two different calibration
>substrates?
>thanks in advance,
>Virendra
>
>
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