Re: Electrolytic caps?
From: Rich Grise (richgrise_at_example.net)
Date: 03/02/05
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Date: Wed, 02 Mar 2005 18:07:28 GMT
On Tue, 01 Mar 2005 21:29:16 +0000, Michael A. Terrell wrote:
> Rich Grise wrote:
>> OK, I give up. There are a lot of surplus dealers selling "Mallory Type FP"
>> capacitors, but haven't found a definition yet. Is Mallory out of
>> business? One of the sellers said, "made to the original Mallory spec on
>> original Mallory equipment..."
>> But I'm at a loss as to "FP", unless it's something like "footprint" or
>> "four-prong". Flame-proof?
> Its a "Fiber Plate". It was named after the insulated mounting plate
> made to mount the can on a chassis without special tooling. I think it
> used the same chassis punch as an octal tube socket so prototypes and
> home brewers could mount it with little trouble. Most individually
> boxed caps were shipped with the fiber plate as well as a metal plate to
> use if the case was grounded. Small production runs would rivet the
> metal plate in, but larger runs would have the four slots punched into
> the chassis. The fiber plate was almost always riveted.
>
> There was also a smaller three tab version with up to three sections.
>
> Both types could also be mounted with a heavy clip that snapped
> around the side of the can.
>
> I may still have a couple new plates her to take pictures if you need
> to see the shape.
I don't think that'll be necessary, but you can if you want to. :-)
Thanks!
Rich
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