[time-nuts] GPSDO & Crystal Aging

[Hal Murray]

richard at karlquist.com said:
> Still, there was no way to guarantee that a crystal in the future would
> never have a jump or sudden change in aging.

> What was really needed was an ensemble of oscillators, but that was not
> economically competitive with rubidium.

How many would you need?  Is 3 enough?

How well could you do with several low(er) cost oscillators relative to one 
good but expensive one?  It might be an interesting experiment in a nutty 
sort of way.



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