Electronics Forum | Tue Sep 16 12:16:45 EDT 2008 | mw_fl
Thank you for your comments and questions. Did not realize that they charge for the registration. Was just reading some info on the service contracts through Contact Systems and saw they required the system to be registered. One of the brokers that
Electronics Forum | Tue Nov 18 19:24:07 EST 2008 | act_smt
I'm just wanting something solid to show my workplace. I am under the belief that it is a flattened coined lead. But like how i've been trained in IPC, I have to be able to prove that it is true... or that IPC says it is false. We have a customer tha
Electronics Forum | Thu Dec 11 12:17:16 EST 2008 | bmaheu
Setting up a PCB washing "system" and the facilities required for a cost effective and repeatable cleaning process depend heavily on the application (water soluble versus chemistry cleaning), (batch cleaner versus ln-line) and local factors (quality
Electronics Forum | Fri Mar 06 10:32:34 EST 2009 | fountain42
Yes, We've already experienced this same problem. 1) What kind of flux are you using? No Clean? Rosin? OA? 2) If it's OA, What kind of water wash do you do? Do you use DI water? How Hot? Who's machine? What are the pressures? 3) Have you performed a
Electronics Forum | Sat Mar 14 09:12:59 EDT 2009 | davef
First, there is no good justification for getting solder on gold fingers. Second, it is well known that solder on gold fingers is unacceptable. So, shipping boards with that condition indicates sloppy quality practices at your CM. Third, that being
Electronics Forum | Wed Jun 03 13:56:09 EDT 2009 | mika
less total area of voids, which mean a much more strength in the joint and much easier to solder such a cooling pad grounded via vias, with this approach! The same goes for big cooling pads of let say Power transistors without any via etc. Always re
Electronics Forum | Mon Jul 13 07:25:09 EDT 2009 | hcarrasco
Hi everybody, > We recently start to use an ultrasonic stencil cleaners for our stencils. > It' work well, but after some time, we saw a lot of fiducial that the black > epoxy have been partially or totaly remove. I want to know if someone h
Electronics Forum | Wed Sep 02 16:41:44 EDT 2009 | pcbcleaning
Advanced Cleaning Solutions is a Johnstown, PA based electronic manufacturing service provider (EMS) with more than 3,500 square feet of ESD safe facilities. Our services include precision PCB cleaning and ionic cleanliness testing/verification usin
Electronics Forum | Mon Sep 21 04:23:16 EDT 2009 | smtbox
R series Features FCS (Flex Calibration System) highly regarded easy maintenance just got even easier! The optional FCS calibration jig is a simple to use system to re-calibrate placement accuracy. The machine automatically picks and places jig comp
Electronics Forum | Fri Oct 09 10:57:25 EDT 2009 | clampron
Omid, I have used the DRS24 for many years and have had similar problems with what you are talking about. I do not have any documents but I will tell you what I have seen. It sounds like an inconsistant collpse of the BGA. If one side of the BGA col
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