[volt-nuts] 3458A Calibration Education

[Poul-Henning Kamp]

In message <192B4443581F43769929FAE1F707B81C at cardiac5f772ce>, "J. L. Trantham" 
writes:

>1.	What should the 'CALNUM?' command return after a first calibration
>with HP/Agilent (in other words, meter just delivered new)?  Did my meter
>have a problem and someone just did the DC calibration and therefore it
>would return a '1'?

No, I think HP cheated and reset the CALNUM counter at the factory,
to avoid customers seeing "13" and wondering if they were sold a
pre-owned instrument.

>3.	Are there any 'programs' installed in U121 and U122 from the
>factory?  Or are all these just user entered programs for different
>measurement protocols?  The point being that if I replace the chips, should
>I 'program' the new chips with the data archived from the old chips or just
>insert the new chips?

Just insert new chips, they are empty from the factory.

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