[TowerTalk] Measuring Common Mode Choke with Anritsu VNA
jim at audiosystemsgroup.com
Tue Jan 2 12:58:57 EST 2018
Hewlett Packard''s app note on this topic is well known, and my own
attempts at measuring high values of Z using S11 resulted in large errors.
On 1/2/2018 5:28 AM, Wes Stewart wrote:
> You keep saying that and I keep directing you to Kurt's paper that
> shows this is incorrect.
> On 1/1/2018 7:40 PM, Jim Brown wrote:
>> Somehow I failed to clearly make the point that measurement errors
>> associated with measuring high Z chokes with S11 is NOT a relatively
>> small error, like 10%. It can be a VERY LARGE error, like 50-70% in
>> resonant frequency. Which FAILS to allow assessment of suitability
>> for use in a given frequency range.
>> 73, Jim
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