[time-nuts] hp 5065A
timeok at timeok.it
Sat Oct 29 15:16:48 EDT 2016
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From "time-nuts" time-nuts-bounces at febo.com
To "Discussion of precise time and frequency measurement" time-nuts at febo.com
Date Sat, 29 Oct 2016 10:47:55 -0700
Subject Re: [time-nuts] hp 5065A
On 10/29/2016 9:42 AM, John Ponsonby wrote:
> I am interested in getting an old hp 5065A Rubidium frequency standard working again. I recall that if one of these units is left not running for a long time that the rubidium atoms get adsorbed onto the glass of the cell and filter.
John, the procedure for that is on page 3-1 and 2 of the manual, but it
may not be necessary. Lots has been published about these and I'm sure
a Google search will turn them up, in particular there's an Italian
authored pdf from, I think, a member of this group. There are some
electrolytic caps that will need to be checked and replaced where necessary.
Having said that mine came back to life after being in dusty storage for
about ten years and all it needed was a good clean...
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