[time-nuts] Sneaky Errors

[Hal Murray]

> I have two thunderbolts, set up so that I can switch over to the backup unit
> if the primary fails. All is well with that, but what could I do to detect a
> less obvious failure, like 9.999999 MHz output?

> If they disagree, I don't know how to resolve which is correct. 

Get a 3rd.  2 good guys can outvote 1 bad guy.


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