Electronics Forum: marconi (Page 1 of 1)

Re: reworking BGAs

Electronics Forum | Tue Jun 06 09:33:11 EDT 2000 | khalid

Please refer to the following document for your information. IPC/JEDEC J-STD-003. This document can be downloaded from WWW.IPC.ORG. Feel free to contact me if you have any question. Khalid.Saeed@marconi.com Regards Khalid

How actually the process of Electrofoam Stencil?

Electronics Forum | Fri Jan 07 13:17:48 EST 2005 | bschreiber

3) There are several papers on the safety of cleaning PCBs and ICs using ultrasonic technology. The latest is in the October 2004 issue of SMT magazine by William Kenyon, "Why Not Ultrasonics?" Most of the studies have been performed by Dr. B.P. Ri

Ultrasonic washing for boards

Electronics Forum | Thu Apr 28 14:07:24 EDT 2005 | bschreiber

Hello Paul, Prior to 1980, I would say that your concerns were real regarding the resonant frequency. However, since then all major ultrasonic cleaner manufacturers use a "sweep" frequency technology. By "sweeping" or alternating the frequency bet

Re: PCB washing

Electronics Forum | Tue Feb 01 14:03:16 EST 2000 | Bill Schreiber

When cleaning water washable flux from PCBs using U/S, the final rinse can be with spray DI water for aesthetic purposes because the wash cycle is really just a long U/S rinse (no added chemistry). Fresh DI water should be continuously added to fresh

UltraSonic cleaning machine

Electronics Forum | Wed Sep 25 15:58:36 EDT 2002 | bschreiber

Hello Dave, I hope that electronic slap didn�t hurt too much. Robf, I am sorry that you did not agree with my initial response, but the answer is very detailed and most of the support material I have is only in paper format so I need to either snai


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