[time-nuts] Microsemi up for sale?

[Hal Murray]

Thanks.


richard at karlquist.com said:
> 2.  Magnetic state selection, as used in the 5071A, would be replaced by
> optical pumping.  Len Cutler was heartbroken that HP/Agilent management
> wouldn't fund this effort. 

> It turns out that, even now in 2018, optical pumping is not ready for prime
> time in a working standard because the lasers drift over time.

Is there something fundamental in there, or is the lack of products because 
nobody has made the big investment required to figure out how to do it.

What is the bandwidth of the laser?  What happens if it drifts slightly?  Can 
it be servoed?  ...



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