[time-nuts] PRS10 Rubidium

Götz Romahn goetz at g-romahn.de
Sun Feb 22 16:33:11 UTC 2015


@Juerg,
try swapping the lamp module. This worked with my two PRS10
Goetz

Am 22.02.2015 um 16:44 schrieb Jürg Kögel:
> Fellow time nuts. I have two SRS PRS10 Rb’s that I did purchase 10 years
> ago. Both have been working for the last nine years. One did fail last year
> and I finally got around to looking at it in the last two weeks. The
> attached picture shows the trauma to the lamp board. I do not understand
> the corrosion since it has been in a very controlled environment in my
> basement.
>
> Since the failed unit does have the 1 pps loop control I moved the
> processor board to the still working unit. Did not work. Does it take more
> than just moving that one board to get 1 pps loop control?
>
> Second any ideas as to what may have happened to the lamp heater board. Any
> recommendations? Plan on making a replacement board. Have a power FET MRF134
>
> Thanks
>
>
>
>   Juerg
>
>
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