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Mon, 1 Mar 1999 04:47:44 +1100 |
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Bruce ; in category of "other" ; something close home :
http://www.bell-labs.com/news/1998/october/23/1.html :
[researching contactable AND solderable (the hard part) finishes as well]
Paul Klasek
http://www.resmed.com
> ----------
> From: Bruce Stacy[SMTP:[log in to unmask]]
> Sent: Saturday, 27 February 1999 0:37
> To: [log in to unmask]
> Subject: [TN] % of finger contacts on boards
>
> I am trying to get a feel for the types of boards manufactured and their
> requirements. The IPC TMRC has domne a good job in putting a lot of this
> information together in regards to SMT, flex circuits, hole size and #,
> etc. What I want to know from the people who fabricate boards, what
> percentage of those boards have:
>
> Nickel gold finger tabs
> Other contact areas with finsihed with nickel gold
> What perdcentage of contact areas are finished with other surfaces
> What are these other contact surfaces (Tin, Solder, SnNi, etc)
>
> Your help woulrd be appreciated
>
> Thanks
>
> Bruce Stacy
> Lucent Technologies
>
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