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Re: HP 3403C True RMS Voltmeter display fault


 

The manual on the web gives type 150D for C1 & C2 on A7, these are hermetic sealed solid tants, of course they might have been replaced with a bead or the disguised bead in an axial or radial block package in the past, or HP (or someone else) might have decided to use the non-hermetic axial ones in a repair, or later build using them.
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And I notice they are listed as 15V parts on 12V rails, not much derating, if using non-hermetic tants make sure to use at least double the voltage rating for replacements.
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David

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