[time-nuts] HP 58503A

Azelio Boriani azelio.boriani at screen.it
Wed Aug 1 18:23:30 EDT 2012


Why are you assuming this is a protocol or signal label? Maybe a
maintenance or repair-by-exchange indication too.

On Wed, Aug 1, 2012 at 11:40 PM, Christoph Kopetzky <dekagoon at gmail.com>wrote:

> Hi all,
>
> I have a question on my 58503A:
>
> no problems aside, it is running for several years without
> any problems.
> But now I am cleaning my devices and I am reading the label
> "ESEC" again on the back.
> So the question comes up again, what is ESEC?
> Google knows nothing about the signal or protocol...
>
> I am now curious again and finally want to know what is ESEC?
>
> Hope someone can illuminate me with this question.
>
> Best regards and thanks in advance ;-)
>
> Chris
>
>
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