Electronics Forum | Mon Jun 11 10:13:26 EDT 2007 | hussman
I would also "nice to have" because of your process. Inspecting solder paste from a 2D point of view manually would not assure you quality if the paste is 75% off pad. Plus hand placing onto solder paste causes it's own set of problems which will c
Electronics Forum | Fri Jun 22 16:18:38 EDT 2007 | mika
Hi, I am interested of what the Fuji field engineers has to say about this? I trust You did not do all of this "replacement & calibration" by yourself? Is this happend randomly in a previuos known good pattern program, or just with a certain parts
Electronics Forum | Mon Jul 09 16:14:06 EDT 2007 | rgduval
A number of years ago in a previous life, we discussed laser marking 2-d matrix codes. We had a number of boards for customers that just were too populated to get any sort of a label onto. 2-D laser units were avaialable to work in line with our au
Electronics Forum | Tue Jul 10 07:22:48 EDT 2007 | davef
Q1. Is kapton tape an industry accepted way of protecting gold pads from solder splashes? A1. No. It is more accepted to resolve the reason behind the solder splats, so that the added labor and cost of taping is eliminated. Search the fine SMTnet Arc
Electronics Forum | Fri Jul 13 16:45:37 EDT 2007 | losersk8er
The Contamination has proven to be pretty random, lots of stainless steel though in fact two cases in the past two days. As far as I know all machinery is cleaned regularly as well, even the stencil washer itself. The boards we make are 90% (at l
Electronics Forum | Thu Jul 19 04:38:33 EDT 2007 | chrispy1963
I took a Lead Free troubleshooting Class at SMTA in Chicago last September taught by Phil Zarrow. He told us during that seminar that its not a good practice to cross contaminate Leaded and Lead Free components but IF it is necesary than using lead
Electronics Forum | Fri Jul 20 05:09:42 EDT 2007 | allgood
Yes that sounds worth a look - thanks. I am also wondering if there is a thermal issue - we had 27 degrees in here yesterday and I remember the Mydata guy telling me to put a desk fan onto the card frame in the summer. I did this last year - when I
Electronics Forum | Thu Aug 02 11:46:22 EDT 2007 | realchunks
Congrats Shrek - sounds like you found your heaven, blaming others. About "IT". Wow, what kind of hype was that? I thought this would be something worth reading. Looks like a first year Project Manager thought of this. I agree, who ever thought
Electronics Forum | Mon Jul 30 16:33:21 EDT 2007 | billyd
Hi everyone. While this isn't exactly SMT, I'm sure most of you at least utilize the technology; I'm looking for someone I can contact with questions regarding my BMEP-5T press. I've been charged with getting the process up and running, but it's been
Electronics Forum | Tue Jul 31 10:10:45 EDT 2007 | patrickbruneel
AJ The metal prices are set by the London LME. The Tin prices went from 8,000 US$/tonne July 2006 to 16,000 US$/tonne July 2007. Check here http://www.lme.co.uk/tin_graphs.asp Just change the dates to get the price differences over time, the furth
