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Re: [TowerTalk] S21 to Rp & Cp - Equivalent Circuit

To: "towertalk@contesting.com" <towertalk@contesting.com>
Subject: Re: [TowerTalk] S21 to Rp & Cp - Equivalent Circuit
From: Steve Hunt <steve@karinya.net>
Date: Fri, 12 Jan 2018 15:57:47 +0000
List-post: <mailto:towertalk@contesting.com>
Yes!!!! - S11 Magnitude and Phase are quite different from S21 Magnitude and Phase.

If you are interested, here's how I derive the choke's complex impedance from S21 Magnitude and Phase:
http://www.karinya.net/g3txq/chokes/s21.pdf

Steve G3TXQ


On 12/01/2018 15:50, Máximo EA1DDO_HK1H wrote:
Is a different formula to convert LogMag(dB) & Phase from S11 than from S21?

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