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June 1998

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Subject:
From:
"Cash, Alan" <[log in to unmask]>
Reply To:
TechNet E-Mail Forum.
Date:
Wed, 10 Jun 1998 17:21:44 -0400
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I agree with Ralph.

     Al Cash

> ----------
> From:         Ralph Hersey[SMTP:[log in to unmask]]
> Reply To:     TechNet E-Mail Forum.;Ralph Hersey
> Sent:         Monday, June 08, 1998 2:25 PM
> To:   [log in to unmask]
> Subject:      Re: [TN] Gen:  Name?
>
> Jan Satterfield wrote:
> >
> > An employee in publications is asking what the technical name is for the
> > "gold fingers" on the edge of a PWB.  I've always called them gold
> > fingers.  What does the industry call them?  Are they edge connectors?
> >
> > Jan Satterfield
> > L-3 Communications
> >
>
> Hi Jan--
>
> For standards, specifications, product definition, contractural
> requirements, and training, you should use the most correct and
> definitive term to eliminate confusion.
> In our industry, shop jargon is widely used and leads to confusion in
> our industry.  As you read technet's postings, you find that many
> shop-jargon and technically incorrest terms are deeply ingrained and
> widely used to communicate information and requirements.  The use and
> proliferation of incorrect and inappropriate terms should be eliminated
> because their continued use makes it more difficult to communicate
> requirements, especially when we try to communicate technical
> requirements between various languages.  We (as an idustry) should use
> the most technically correct, explicite and definite term in our
> communications of requirements in order to improve communications by
> reducing errors, to convey exact (unabigious) technical requirements,
> and to simplify  communications (don't have to remember all the possible
> equivalencies).
>
> The term that you should use in your query is the plural "Printed
> Contacts", which by IPC-T-50 is "A portion of a conductive pattern that
> serves as one part of a contact system" because most printed.
>
> You could use the IPC-T-50 term "Edge-Board Contact(s)" which are
> defined as "Printed contact(s) on or near any edge of a printed board
> that are used specifically for mating with edge-board connectors."
>
> I'd recommend the use of "printed contacts" as it's the more "generic"
> term, and includes the utilization of "printed contacts" that are not
> located at the edge of a printed board.
>
> The use of technically incorrect terms adds confusion to our industry.
> You should also use the preferred term "Printed Board (PB)" in
> preferrence to the terms printed circuit boards (PCBs) and printed
> wiring boards (PWBs).  The use of PCBs is confusing, is PCB
> "polychlorniated biphenol", a politically correct review board, a
> personal computer board, or a PB with electrical characteristics.  The
> term "printed wiring" should likewise be discouraged unless the printed
> board doesn't have any electrical characteristics designed and
> manufactured into the design (other than the distribution of power and
> ground).
>
> I'd recommend that you or the "publications personnel" obtain a copy of
> IPC-T-50, and use the "preferred" terms.
>
> Examples of some of the most abused and misused terms are those listed
> above but also, the various terms used for "lands" (pads, donuts, etc),
> "conductors" (trace, tracks, lines, path, etc), likewise the terms
> fabricate, manufacture, and assembly when used as technical terms for
> "processes".
>
> If you need some more help, please feel free to contact me.
>
>
> Ralph
>
> Ralph Hersey & Associates
> 3885 Mills Way
> Livermore, CA 94550-3319
> PHN/FAX: 925.454.9805
> e-mail: [log in to unmask]
>
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