Electronics Forum | Wed Jan 14 12:38:59 EST 2004 | Chris Lampron
Good Day, I have had a similar situation with a QFP. It turns out that the PCB HASL finish was too thin causing oxidation on the copper. The problem was only evident on the QFP as this part had the smallest deposition of paste (and therefore, flux)
Electronics Forum | Wed Jan 28 23:23:24 EST 2004 | Dean
Any University that teaches with Mydata or Contact probably isn't worth your time. And with the increases in admissions I cant see why any University worth its salt would use such "rudimentary equations". How about cancling the football and basketb
Electronics Forum | Thu Jan 29 16:52:53 EST 2004 | davef
Air Power distributer Pyles caulking guns. One Air Power office is: Air Power, Inc. 107 Woodruff Industrial Lane Greenville, SC 29607 Phone: (864) 234-5456 Toll Free: (888) 731-4836 Fax: (864) 281-0545 Henry Sutherland, Branch Mgr. We have no rela
Electronics Forum | Fri Jan 30 06:49:29 EST 2004 | cyber_wolf
Thanks for the info Dave. Yes it is too bad on the solder connection appearance discussion. I figured that posting would spark a flurry of responses. Don't take me the wrong way I am aware of your credentials, I just wanted to point out what my expe
Electronics Forum | Thu Feb 19 19:34:52 EST 2004 | Tom B.
Jim, There are 2 thoughts to this technology. SMDP (Soldermask Defined Pads) Can achieve more uniform opening of the land, yet as you know Regisration shift of mask can become a problem. Also there has been debate as to whther SMDP cause crack p
Electronics Forum | Wed Feb 11 18:21:39 EST 2004 | Steve
Does anybody know if there is such a thing as individual component paste stencils, and who would sell such an item? The reason I am asking is because we have instances when we build prototypes that we don't need a full stencil. We may only need to pl
Electronics Forum | Thu Feb 12 10:31:43 EST 2004 | Glen Roberts
I have been actioned with introducing a new fault data collection system within our Business. We are a high mix, low volume, pca contract electronic manufacturer. Currently our manual inspection stations fill out hard copies of QUAD sheets listing a
Electronics Forum | Wed Feb 18 16:38:47 EST 2004 | agp
Dean,Chris,Steven, Thanks for all your inputs. I have met with our smt staff and scheduled an evaluation by early next week based on your suggestions. I'll be happy to relay positive feedback afterwards. To be more detailed, here are our set-ups as
Electronics Forum | Sun Feb 29 23:15:14 EST 2004 | Ken
I have found that during the interviewing process you need to include your technical staff to get to the nuts-and-bolts of what your looking for. Plus, team involvement spreads the responsibility for selecting the "right" candidate. Recently duri
Electronics Forum | Thu Mar 04 10:07:46 EST 2004 | Chris Lampron
Sorry about the non SMT post, but I figured that there might be someone with a similar experience out there. We have been having a tough time cleaning the conveyor chains in our wave solder machine. We have been cleaning them in a self cleaning oven,
