Electronics Forum | Mon Dec 13 21:11:53 EST 1999 | Curtis T.
Steve, I have done countless board profiling and oven reflow profiles. Here are the critical factors on you need to address. What is your board surface finish, if it is something like an OSP it will need a good amount of an active (aqueous) flux to
Electronics Forum | Fri May 07 15:37:22 EDT 1999 | JohnW
| This is not strictly a surface mount query but any input welcome | I am thinking of using surface mount solder thief pads for a through hole connector. The connector is two rows of 0.1" pitch pins and on waving there is often a bridge on the last t
Electronics Forum | Fri May 15 21:09:14 EDT 1998 | Steve Gregory
| | If you have a chance check out the MSD artical (Page 69) in April Electronic Packaging & Production. It is one of the worst articals with unsubstantiated conclusions I have ever seen. Notice Figure 3 on page 72, Caption indicates two simular co
Electronics Forum | Fri Apr 19 15:49:56 EDT 2002 | davef
While our group is not involved in product FMEA, periodically we get dragged, kicking and screaming, into a FMEA for: * Quoting the assembly or test of products. * Evaluating the potential purchase of process equipment. * Assessing the potential impa
Electronics Forum | Sun Mar 26 19:02:05 EST 2006 | ms
Hi We are running automatic stencil printers, open squeegees, stainless stencil, stainless blades, print speed 25-30mm/sec. We have a frustrating consistency issue printing .37x.3mm apertures on a 45pin LGA (11 pads each side, 1 large ground in mid
Electronics Forum | Thu Mar 30 13:27:53 EST 2006 | bvdb
Just before Christmas we bought a used Fuji IP1 cheap. It took us a while but it's been working great for about a month. Yesterday the IP1 stopped after completing a board but before exiting the board out the conveyer. No error message, no alarm be
Electronics Forum | Mon Nov 20 13:35:52 EST 2006 | cuculi54986@yahoo.com
We evaluated the OM338 from Alpha and it worked great! Looked like crap, though, compared to the other products out there. When I set the boards out in front of the Alpha sales guy to show him the difference in appearance between his boards and the
Electronics Forum | Sun Dec 31 10:27:39 EST 2006 | pima
Thanks Mika. I will have opportunity to check it out in New Year, because now we dont have production. So far we have beeen using vision type 11 and to be honest this type of defect, that placement of TNTA at flank side, happend very seldom. Usually
Electronics Forum | Wed Oct 29 13:53:52 EDT 2008 | andrew_11
Hello Reese, I had an opportunity to look at the Yestech B3, Mirtec MV-3 and the Landrex Optima. Although I was looking at Desktop AOI Systems, Landrex was very persistent in getting an in line system in front of me at the time. The first machine I
Electronics Forum | Wed May 13 17:01:09 EDT 2009 | stevek
A lot of the problems with very small proto runs is that there is little profit in it. It seems to be getting worse with small start ups with no configuration management, half baked documentation, and no concept of manufacturing, pushing on proto sh