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Re: [Discuss-gnuradio] Reflection Vector Analyzer
From: |
mgray |
Subject: |
Re: [Discuss-gnuradio] Reflection Vector Analyzer |
Date: |
Wed, 9 Nov 2005 14:35:44 -0700 (MST) |
Damn, I just bought an Agilent 5230. :) I should have waited.
Looks good though.
On Wed, 9 Nov 2005, cswiger wrote:
> Gang - My Vector Analyzer works amazingly well enough that I put up
> a brag page:
>
> http://webpages.charter.net/cswiger/phase/reflection_smith/smith_chart.html
>
> that is to say, I plug in a 1nF cap and it reads -9.95e-10 (995pF), plug
> in a 1.5uH inductor and it reads 1.59E-6. Essentially it measures
> Gamma, computes resistance and reactance from Gamma and the system
> impedance (50 ohms), then computes component values from the reactance
> and frequency. Also draws a Smith chart in real time.
>
> Still needs a calibration and compensation system - in progress.
>
> --Chuck
>
>
>
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