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Re: Ferrite rings do anything or just marketing frill?

Subject: Re: Ferrite rings do anything or just marketing frill?
From: "Richard Henry"
Date: Fri, 2 Jun 2006 11:46:24 -0700
Newsgroups: sci.electronics.basics, sci.electronics.design, comp.sys.ibm.pc.hardware.chips
"The little lost angel" <a?n?g?e?l@xxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote in
message news:448057a9.429760750@xxxxxxxxxxxxxxxxxxxxxx
> On 1 Jun 2006 22:38:42 -0700, "larry moe 'n curly"
> <larrymoencurly@xxxxxxxxxxx> wrote:
>
> >If they didn't help, would this one have been installed -- inside,
> >where it can't be seen, by a company that doesn't bling up its PSUs?
> >
> >    http://static.flickr.com/66/158482345_d4351fe79c_o.jpg
> >
> >(300W Delta DPS-300BB)
>
> Ah!
>
> One contributing factor to my skepticism is that so far all those who
> made it a point to emphasize the chokes on the VGA output are all erm
> bling bling brand names targeting PC "decorators" as one poster puts
> it. Hence my immediate skepticism about the usefulness of the choke in
> the specific area it was being used in.
>
> How about braiding/twisting the individual wires together the way
> network cables have their individual strands braided? Another bling
> bling PSU brand claims the same reduction in EMI/improvement in
> stability etc for doing so. Is this also the truth or marketing?

It's marketing truth.



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