[time-nuts] 5061a with cold tube

paul swed paulswedb at gmail.com
Fri Feb 26 18:40:05 UTC 2010

That is great news
Give it plenty of time to lower the current.
If you see it coming down it could easily take two or more weeks
If it does not you will need to do the procedure with a separate 3500 volt
power supply
good luck
You are ahead of me my tube had very very low beam current. Unusable.

On Fri, Feb 26, 2010 at 1:36 PM, Dott. Alfredo Rosati <
alfredorosati at alice.it> wrote:

> I foud missing  , power  at beam tube ionizer .
> was a diode open  , now ion pump current is high .
> last calibration was made 20 tears ago , maybe this one was not operating
> for long time , due to a fault .
> Now I will try to apply 3500 volt as the manual .
> And I hope current go low .
> I someone had made this procedure may explain me how to do .
> regards i5uxj
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