[time-nuts] RF mixers for oscillator characterization, some questions

Magnus Danielson magnus at rubidium.dyndns.org
Mon Apr 20 00:30:42 UTC 2009

Hej Bruce,

Bruce Griffiths skrev:
> Hej magnus
>> Yes. But looking more closely on them, they look like RF chokes, such
>> that common mode is suppressed. Having an RF choke there, loading it
>> with a resistor seems reasonable, as it needs to be loaded even for
>> lower frequencies to be useful.
>> Cheers,
>> Magnus
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> Do you mean a common mode choke with a common mode termination or
> perhaps a Guanella balun?

It's a common mode choke. I had to look very careful at the windings.

What I think is resistors could also be inductors, but I kind of doubt it.


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