[time-nuts] Switching oscillators

Magnus Danielson magnus at rubidium.dyndns.org
Sun Dec 9 23:08:30 UTC 2012


On 12/09/2012 11:31 PM, Bob Camp wrote:
> Hi
>
> I think the idea is to run the TCXO while the OCXO is>  1 ppm off frequency and then switch to the OCXO when it's sure to be OK. Most inexpensive approaches to locking the TCXO will give you a pretty major frequency transient. Depending on what you are doing, that may muck things up as much as a dropout.

Which is why I proposed the "gentle" lock-in.

Cheers,
Magnus



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