[time-nuts] GLONASS receiver

Magnus Danielson magnus at rubidium.dyndns.org
Sun Aug 5 20:28:35 EDT 2012


On 08/06/2012 01:27 AM, Bob Camp wrote:
> Hi
>
> If the OCXO is off by 200 ppb, it will slip time by 200 ns per second.
>
> It will be off by a *lot* more than 200 ns at the end of a year. Compared to the spec's on a cell tower OCXO, 200 ppb per year isn't very good...

Many cell applications require 50 ppb.

Cheers,
Magnus




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