[time-nuts] hp5065b !!!

Bob Camp lists at rtty.us
Sat May 4 20:48:28 EDT 2013


Buffer gas combo's are he voodoo of Rb cells. You can fiddle them to impact the temperature coefficient of the cell. They can also improve the degradation from impact with the cell walls. The Efratom boys came up with a way to improve filtering with a buffer gas mixture.  


On May 4, 2013, at 8:37 PM, Mark Spencer <mspencer12345 at yahoo.ca> wrote:

> Hi, while skimming some articles I found re GPS satellites, I found some references to certain buffer gasses in Rb cells working much better with optical filters than others.   As far as I know Rb buffer gas formulations are not disclosed by the manufacturers so I suspect this info may not be very actionable for those of us looking to improve our Rb's.
> This has been a useful diversion to some academic stuff I'm dealing with this weekend (:
> All the best 
> Mark S
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