Electronics Forum | Sun Aug 11 22:28:07 EDT 2002 | jersbo
a: charges are typically set by how many different part numbers you have(setup).. and how many placements there are(ie number of locations parts are to be placed) if there are 3 machines inline that does not matter.. its the amount of parts placed an
Electronics Forum | Mon Aug 19 16:57:38 EDT 2002 | dragonslayr
Individual process steps are approximately the same length of time for reworking a BGA. You seem to be comparing the use of the automated SMT line versus an off line rework station. Consider that the off line station is a complete paste print, pick
Electronics Forum | Fri Sep 13 06:18:55 EDT 2002 | yngwie
Here's a long survey....Pls help. 1) What is the general feel for via in pad for upcoming designs? - complete Via in pad - partial encroachment - via partially in pad 2) What are the manufacturing bare PCB's related concerns, issues and possible dr
Electronics Forum | Thu Sep 19 21:23:42 EDT 2002 | davef
I'm not saying that an eraser will necessarily work. What I'm saying is that some erasers may cause more trouble than the eliminate. Look here http://aic.stanford.edu/jaic/articles/jaic28-02-003_2.html We prefer a brand called Ruby Red. The "ole
Electronics Forum | Wed Sep 25 15:03:17 EDT 2002 | davef
Mike: You're correct, but a newbee doesn't care. A newbee is so thankful to just get through the clutter and ACTUALLY have the thread posted [and maybe get someone to respond with something that they can use to get their boss to just shut his BIG y
Electronics Forum | Tue Sep 24 11:10:07 EDT 2002 | Gregg Temkin
I�d appreciate assistance in trying to resolve a placement/soldering problem. My company has designed a board which uses a large number of 0402 LED�s that are .028� high. The LED�s need to be soldered so that they point straight up and are not til
Electronics Forum | Wed Oct 23 16:56:03 EDT 2002 | mikestringer
Hi Marc I too have been using a fully synthetic Motor oil on Heller reflow ovens for a number of years. In our case Mobil 1 5W-50. We have a field failure problem with some 1% resistors under conformal coating where sulphates are dissolving the si
Electronics Forum | Thu Oct 17 17:18:48 EDT 2002 | Leandro G. Barajas
Hi everybody, This is a simple posting to initiate a discussion on different ways to troubleshoot, improve, and control the Stencil Printing Process SPP in SMT manufacturing. There are many SPC, ANOVA and other analysis techniques that provide insi
Electronics Forum | Fri Oct 18 17:04:38 EDT 2002 | ereno
We have a connector mfg that claims that their design is good and does not contribute to the problem that we are having. The problem is evidence of poor soldering. All other components that surround this connector have very good solder joints, with t
Electronics Forum | Thu Oct 24 14:10:53 EDT 2002 | Terry Burnette
I've been informed that I can't post the Dye Penetrant paper on the SMTNET library till Advanced Packaging releases the paper in their Dec. issue. You should be able to pull a copy in the next couple of weeks from their site, http://ap.pennnet.com/ho
