[time-nuts] Re: 5071B - and next a 5081A?

[Lux, Jim]

On 6/13/23 12:16 PM, Ed Marciniak via time-nuts wrote:
> I’m not a potential costumer, but it seems to me it would be smart to having several slots for hot swappable batteries with a physical barrier that would prevent a battery malfunction from disabling the clock. In the same vein, redundant hot swappable power modules would be smart.
>
> If one made a physics package only small enough to fit into a 3U rack chassis, what other types of clocks could approach 5E-13? A cubic millimeter optical clock isn’t going to cut it, but what if the physics package were a liter in volume?


The Deep Space Atomic Clock (Hg ion) physics package is about a liter. I 
don't know off hand what performance they're actually getting compared 
to a Cs, but it's quite good. 3E-15 at tau >50,000 secs..
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