[ARC5] Disc Capacitors

[J. Forster]

There are a bunch of different ceramic materials use in capacitors. Are
there any other markings, like Z5U or anything?

-John

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> I have some .01 mfd caps that are not marked as to max voltage capability.
>  They are pretty good size, at least a half inch in diameter, maybe more.
> I also have a bunch of .01 mfd caps that are marked "50V" and are no more
> than 3/16 inch in diameter.   I need some that are good for at least 500V.
>
> Does anyone know a good rule of thumb for diameter versus voltage relative
> to disk caps?  Bigger means higher voltage; that follows logically, since
> you need more insulation, but what kind of a estimate can we make based on
> size?
>
> Thanks.
>
> Wayne
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