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Re: Quick compare with HP 8753C...


 

I've added the output files, thanks to scikit-rf. Hopefully the

The 8753 error corrected output
8753_attenuator_output.s1p
<>

The NanoVNA error corrected output
nano_attenuator_output.s1p
<>


Directory link


Roger

On Thu, 22 Aug 2019 at 10:22, Roger Henderson <hendorog@...> wrote:

Ah thanks. Yes I do have a double up there. Both of those you mentioned
are NanoVNA measurements, but done at different times.

The 8753 measured attenuator is:
8753 attenuator.S1P
<>

The NanoVNA measured attenuator to use is:
nano attenuator2.s1p
<>


Those are the raw measurements though, so they will look very different
when you chart them.
To extract the 'post-calibration' I'll need to change the code to output
s1p files for the error corrected traces.

Cheers,
Roger

On Thu, 22 Aug 2019 at 10:01, Jeff Anderson <jca1955@...> wrote:

Roger, excellent!

Of the s1p files on your github site, which two files are the corrected
attenuator files for the 8753 and for the NanoVNA measurements? I thought
I would plot them out on a Smith chart. (I'm assuming they are "nano
attenuator2.s1p" and "kirby attenuator.s1p", but I'd like to be sure).

Thanks!

- Jeff



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