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

terry burge ki7m at
Sat Jan 13 03:56:11 EST 2018

Did something happen or did I do something wrong? This is the first TowerTalk message I've seen since yesterday at 5:18PM?



-------- Original Message ----------
From: Jim Brown
To: towertalk at mailto:towertalk at
Date: January 13, 2018 at 12:26 AM
Subject: Re: [TowerTalk] S21 to Rp & Cp - Equivalent Circuit

On 1/12/2018 7:09 PM, Norm n3ykf wrote:

That software has a conversion utility from S11.

Except that S11 is the WRONG way to measure ferrite chokes. Read the
rest of the thread to learn why.

73, Jim K9YC


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