Electronics Forum | Sun Jun 20 16:58:31 EDT 1999 | Chrys Shea
| Has there anyone bold enough to try this in their shops? My cubemate just got through telling me that at his last shop, they had bare copper boards (no HASL, no OSP, no nothing), with minimal solderability problems. | Is your cubemate the same gu
Electronics Forum | Thu May 20 18:08:57 EDT 1999 | DEON NUNGARAY
| hello...can somebody help me regarding the POPCORN at Reflow. What is this POPCORN at reflow, what it looks like, its cause and corrective action if there is... | | your help is greatly appreciated...thanks | | omat marasigan | Deon Response:|
Electronics Forum | Wed Feb 03 18:36:47 EST 1999 | Earl Moon
| Does anyone know if I will have problems soldering surface mount components to an all hard gold plated PC board. We want to use hard gold similar to gold used for edge fingers because our customer is concerned about wear and conductivity of connect
Electronics Forum | Tue Jan 05 14:37:18 EST 1999 | Dave f
| I would like to know if it exist a croos reference book for marking code on smt device? | I'm fixing a unit now and try to know what are the following devices: | The look like transistors and are mark like that "8A" |
Electronics Forum | Fri Sep 11 09:45:39 EDT 1998 | Earl Moon
| I'm very familiar with the great board space savings of BGA and all the "claims to fame." However, can someone out there tell me if any concern exist in the inspection realm. Additionally, solder cracking, CTE/TCE mismatches, no leads for stress re
Electronics Forum | Thu May 30 13:46:00 EDT 2002 | davef
Consider NOT getting involved in those little POS chunks of sheet metal. * They're expensive. * You never have the one you need. * Even if you DO have the item you need, you probably will not be able to locate it. * It's all but impossible to c
Electronics Forum | Mon Feb 03 18:33:23 EST 2003 | jonfox
We have some high runners (components) that are available in bulk and some that are not. It would only help part of the issue. Cost was only a marginal difference, and we were told by the supplier that it was because bulk just hasn't caught on like
Electronics Forum | Fri Aug 06 15:32:03 EDT 2004 | Shean Dalton
Thanks for providing the pictures. We evaluated what we could see and have the following idea's. 1) Because of different thermal charatoristics between the topline and your product, your Motorola BGA solder joints may have experienced a higher refl
Electronics Forum | Sat Dec 16 22:43:56 EST 2006 | Ola
Hi, If I remember correctly (it has been about 15 years since i worked with one of these.)The old MCS machine is based upon a Motorola 6800/68000-series Micro processor and the operating system is OS/9 from Microware Systems Corporation. This was a r
Electronics Forum | Mon Mar 19 09:20:14 EST 2001 | Stefan Witte
Hi Dave, I may read the �Root Cause Analysis� to get a better understanding what it is all about. My general impression is that the sessions are purposely held short and with a short prior notice. It is not supposed to give you too much time to quest
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