Electronics Forum | Thu Apr 24 07:43:00 EDT 2003 | caldon
Contact ACI where they have done tons of research on this. 610-362-1200...ask for Chris Theirolf. www.aci-usa.org cal
Electronics Forum | Tue Mar 06 14:10:52 EST 2001 | CAL
Are the voids in the balls of a BGA? Are you verifying this through x-ray if they are? some voids depending on size and location are some what accepted. Solder paste type? Solder paste date code? Humidity high? PCB's been stored in a truck trailer?
Electronics Forum | Fri Jan 21 08:00:09 EST 2005 | Lloyd
I recently saw a brief presentation on selective cleaning using Co2. In basic terms a fine jet of Co2 is blasted onto the desired area of the PCB removing the contamination and supposedly causing no damage to PCB or components. I think it's quite a n
Electronics Forum | Mon Jan 29 10:26:21 EST 2001 | CAL
David- The information you ask about is what we deal with on an every day basis. We can entertain your questions off line at your convenience. The POC here at ACI you need to speak with is Mike Czajkowski (CHI-Kow-ski). He should be able to provide d
Electronics Forum | Wed Mar 14 22:41:03 EST 2001 | CAL
There are also Process monitoring tools that mount directly to your blades and monitor the paste. Impedance Spectroscopy is the process monitoring theory behind the tool. It works by having good sample data logged that the monitoring tool can compare
Electronics Forum | Fri Mar 23 21:36:02 EST 2001 | CAL
If you do not have any luck finding a west coast lab, but need services I am sure we can help. The only problem is we are on the east coast. Many moons ago empf was on the west coast (China Lake) but moved eastward. We are in Philadelphia, PA. (ski
Electronics Forum | Wed Feb 04 13:12:35 EST 2004 | Debbie
Hi Rick, Cleaning No Cleans is becoming more of a norm. It is true that changing to a OA flux/paste would be a easier process to control from a cleaning standpoint. A water soluble process will cost a great deal less as well. However, if your pro
Electronics Forum | Tue Apr 17 09:38:04 EDT 2001 | CAL
With some help from our good Friends at Agilent Technologies our RF Lab includes testing up to 100GHz. Equipment includes Vector network analyzer, signal analyzer, dual channel power meter, noise filter meter, advanced impedance analyzer (including
Electronics Forum | Fri Dec 15 09:48:25 EST 2000 | CAL
WOW!! I about coughed my false teeth when I read your posting. KUDOS to you Dave. You are right empfasis is great because it is a technical publication written by Engineers and Scientist for Engineers and Scientists.Since you opened this can of worms
Electronics Forum | Thu Nov 30 23:12:22 EST 2000 | Cal
Reno- I also agree. Education and Introduction to SMT are issues we deal with on a daily basis. We have Three level of automated assembly equpiment that we use for prototyping, training, production, and R&D. We can set you up in our facility to run y
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