Electronics Forum | Tue Jun 28 18:20:49 EDT 2005 | russ
Matt, have you run a profile on this board? Just because it's .062" doesn't mean that any old .062" profile will work. We have .062" thick boards that almost nil for copper and other are utilizing 2 oz. layers internally. They require quite diffe
Electronics Forum | Mon May 18 21:29:38 EDT 1998 | D.Lange
| I've tried every thing I can think of. Do you have any | Ideas? | What I have is micro balls on the gold fingers of | panelize boards. These balls only appear on the gold | finger. Or at least I can only find them on the gold | fingers. | What I
Electronics Forum | Tue May 19 12:54:55 EDT 1998 | Richard Jackson
| We had a similar problem. But whenever the solder came from the screen printer the solder would wet to the gold fingers, with the help of residual flux. But the problem is balls, that I assume are not wetted to the gold fingers but instead are jus
Electronics Forum | Tue May 19 12:29:59 EDT 1998 | Richard Jackson
| Richard, | You may be encountering solder paste contamination | on the assembly during the printing process. Solder | will reflow on tin/lead plated lands therefore invisible. | If you are washing the assembly prior to inspection | then you are
Electronics Forum | Tue May 19 10:23:06 EDT 1998 | Mike C
| Howdy Richard, | Welcome to the club! I now dub thee a full fledged member of the "Spotty Gold Finger and Bleeding Ulcer Society"...or SGFBUS for short... (GRIN) | I know it's not funny to be in that position, but there's so many different places t
Electronics Forum | Thu Oct 07 20:34:48 EDT 1999 | Tony Huang
Hi, Does anybody know what is the minimum gold plating thickness on the PCB goldfinger required by the industrial specifications - IPC, Bellcore, etc. Where can I find the information? Appreciate for the help! Thanks, Tony
Electronics Forum | Fri Oct 08 17:12:31 EDT 1999 | Dave F
| Hi, | | Does anybody know what is the minimum gold plating thickness on the PCB goldfinger required by the industrial specifications - IPC, Bellcore, etc. Where can I find the information? Appreciate for the help! | | Thanks, | Tony | Hi Tony:
Electronics Forum | Sat Oct 24 07:55:55 EDT 1998 | Chuck Garth
I know that this not surface mount, but many of us have to perform multipule duties. Can anyone give me some information on this I am having problems getting relibility getingthe heat seal ribbon to make consistant electrical contact. Any help would
Electronics Forum | Mon Jul 31 14:51:31 EDT 2006 | bhu
Can anyone suggest a supplier for gold solution when replating gold fingers that had solder on them?
Electronics Forum | Fri Jan 22 09:20:29 EST 2010 | jrr3434
Is there anyway to get solder off gold fingers besides replating them?
