reference source. I take my K3 to multi op contest weekends, field
> Ed,
>
> Thanks for the response. Let me clarify my question. I'm wondering if the
> KTCXO3 0.5 ppm oscillator can be omitted and still get great results with
> the K3EXREF and the standard 5 ppm oscillator. This is of interest because
> I intend to acquire the K3EXREF but do not have the KTCXO3 and would prefer
> not to buy it if it doesn't add any benefit.
>
> My logic: If the K3EXREF adjusts the TCXO (via REF CAL) every 4 seconds,
> then why not let it adjust the standard K3 TCXO instead of having it adjust
> the optional KTCXO3 oscillator?
>
> Even though the two oscillators differ by an order of magnitude in their
> error, does that error make a difference when the K3EXREF adjustments are
> every four seconds?
>
> ps - During your beta testing were you using the standard K3 5 ppm
> oscillator or the KTCXO3 0.5 ppm oscillator? I didn't find mention of that
> on your web site.
>
> Dan
> AE9K
>
> --
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