[vcf-midatlantic] tantalum caps with a slit/cut down the middle

Gregg Levine gregg.drwho8 at gmail.com
Fri Aug 6 02:24:30 UTC 2021


Hello!
Bill to what fraternity are these ethernet boards a member of?
-----
Gregg C Levine gregg.drwho8 at gmail.com
"This signature fought the Time Wars, time and again."

On Thu, Aug 5, 2021 at 8:43 PM Bill Degnan via vcf-midatlantic
<vcf-midatlantic at lists.vcfed.org> wrote:
>
> Thanks.  Yes both boards that have the slits are old ethernet boards.
> Bill
>
> On Thu, Aug 5, 2021 at 8:36 PM Jonathan Chapman via vcf-midatlantic <
> vcf-midatlantic at lists.vcfed.org> wrote:
>
> > They're probably actually ceramic, these are called "gap caps," and are
> > often seen on Ethernet boards.  They're used to provide a discharge path on
> > things that may see spikes on external connections:
> >
> > https://www.vishay.com/docs/28521/gapkap.pdf
> >
> > If that's what they are, the gap is totally normal :)
> >
> > Thanks,
> > Jonathan
> >
> > ‐‐‐‐‐‐‐ Original Message ‐‐‐‐‐‐‐
> >
> > On Thursday, August 5th, 2021 at 20:32, Bill Degnan via vcf-midatlantic <
> > vcf-midatlantic at lists.vcfed.org> wrote:
> >
> > > I have a few boards with tant caps that have a thin slit down the middle
> > of
> > >
> > > them. Looks like this was done at the factory, not a tear or a blown cap.
> > >
> > > early 90's.
> > >
> > > Normal?
> > >
> > > Bill
> >


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