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HP 3465A offset when input shorted


 

Chris Smith:

>Low capacitance is not an issue as it's after the AC converter so low voltage slew.?
>It can be considered a DC amplifier with very low bandwidth at that point.?
>There is actually 0.1uF to ground anyway at the junction point so that would be?
>several orders of magnitude larger than any parasitic capacitance anyway.

Good to know.

I will look at the schematic later this evening to see what they have done.

Strange to clamp later on leaving the input buffer amp and AC converter open to burn out.

But maybe there is overload protection there too ?


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Best regards,

Goran Finnberg
The Mastering Room AB
Goteborg
Sweden

E-mail: mastering@...

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