Electronics Forum | Wed Nov 14 08:29:32 EST 2001 | dxiong007
Hi DaveF, Thanks for your suggestions. You are good man! Couple of years ago, I asked a question in this Forum, you are the first one gave me help. I also read many topics almost all of them have your comments and suggestions. I think in all those y
Electronics Forum | Mon Jan 24 22:28:57 EST 2005 | davef
In addition to the potential problems you mentioned, add: * Barrel cracking of PTH and via. * Lifted pads. * Warped boards. And the reason you're not using a solder fountain to to solder this connector is? Or use an old trick we've done here on SMT
Electronics Forum | Tue Nov 13 19:52:47 EST 2001 | davef
1800??? That's not a Mictor part number. Huh? What??? Haaaa!!!! You gotta do what???? 1800 ofem??? Haaaa!!!! Sorry. It�s simple. Just ... * Cut all the SMT gull wing leads on both sides of the connector just above the solder. * Put the co
Electronics Forum | Tue Sep 09 10:36:35 EDT 2008 | davef
We'd use a hot air gun like a Leister [800-700-6894 http://www.hotairtools.com/products.htm] hot air soldering tool with a nozzle for your connector. We have no relationship, nor receive benefit from the company referenced above.
Electronics Forum | Tue Jan 31 15:40:44 EST 2006 | mgdrouin1
Comp is relay. I've pulled the spec. Max 240. Using Leister h/g with manual temp settings from 1-6 (20 - 600C)set by the operator. Gun was set to setting 4. They are using the heat gun to reflow the solder after SMT but before wave. High fai
Electronics Forum | Thu Apr 29 15:21:07 EDT 2004 | davef
Suppliers of laser soldering equipment will probably give you their customer list [just recognize that the engineers that bought the equipment could present interesting points of reference]. Try: * Contax Ltd Little Park Farm Road Segensworth West
Electronics Forum | Sat Apr 14 08:23:29 EDT 2007 | davef
Laser soldering suppliers are: * Seica [low cost firefly A-30]; 45 Osgood St 1st Flr, Methuen, MA 01844; 978-683-8356 F8357 seicatestsolutions.com/pages/24/A30-Firefly-Solder-Station.php; Dave Sigillo [GM] sigillo@seicausa.com * Leister Process Tech
Electronics Forum | Wed Nov 14 20:30:26 EST 2001 | davef
Tks. So was the answer that you got close? [ala "Car Talk"] Some guy from Cal-fornie sends me spill. I get cigars from � Yeh, I know I hog the responses, but I learn by doing this. If I can communicate in print, I can better communicate in word
Electronics Forum | Fri Aug 13 09:51:25 EDT 1999 | Dave F
| Ladies and Gentlemen, | | As a newly appointed DFM/CE "guru" here, one of my responsibilities has become repair (of course). As I have some knowledge of BGA repair/rework using semi-automated equipment, it naturally follows I would hav tremendous
Electronics Forum | Thu Aug 19 04:42:50 EDT 1999 | Earl Moon
| | OK folks, let's get real serious. | | | | Well, I shot off my big mouth yesterday during a scheduling meeting concerning DFM and rework. Again, what an irony, oxymoron, or that other thing. | | | | Anyway, I said it would take another 4 weeks t
