Electronics Forum | Tue Aug 22 16:22:37 EDT 2000 | Dr. Ning-Cheng Lee
There are certainly many pb-free options being considered by the industry. Currently, the most promising alloys appear to be various combinations of SnAgCu. SnAgBi could also be an option, but to use this alloy, there must be no Pb in the surface f
Electronics Forum | Thu Jul 20 13:15:13 EDT 2000 | Bob Willis
I don�t think you are correct in the case that the legislation has been adopted only the proposed legislation has had the date changed. The main driving force seems to be commercial, making sure that if one company dumps and provides a lead free pro
Electronics Forum | Thu Jul 20 16:50:50 EDT 2000 | Bob Willis
Again it�s a good question but I don�t think I have any thing to offer. I have always been of the opinion that nearly any problem can be reworked. Many problems do not make cost effective but that is not always the issue. When a machine is down, a
Electronics Forum | Tue Jun 06 13:02:44 EDT 2000 | eott
Charles, I am senior engineer in the environmental test lab for Agilent Technologies(HP Spin off). I am working on qualifying a large SCI(Solder Collumn Interposer) CBGA package. The package is 1mm pitch. The balls are .72mm. The number of balls ar
Electronics Forum | Tue May 15 19:56:43 EDT 2001 | davis_brinkley
I have the chance to purchase some Amistar SMT equipment at an extremely good price. I have been in SMT for a while and I am most familiar with older Quads and some Zevatech.I have many questions and concerns about Amistar that hopefully someone can
Electronics Forum | Wed May 23 13:34:06 EDT 2001 | Mark Smithers
The trend of the smaller PCB and devices has been occurring for many years now. However, recently, we are seeing signs that a segment of the market is returning to larger board sizes....30" x 30" and larger. Does anyone have good sources for data a
Electronics Forum | Wed May 23 13:36:52 EDT 2001 | Mark Smithers
The trend of the smaller PCB and devices has been occurring for many years now. However, recently, we are seeing signs that a segment of the market is returning to larger board sizes....30" x 30" and larger. Does anyone have good sources for data a
Electronics Forum | Wed May 30 20:39:02 EDT 2001 | davef
Everyone has different needs. We all make trade-offs on costs versus benefits. So, you should determine the value and functionality of the Forums by participating in the current threads, scanning archived threads for pertinence and appropriateness
Electronics Forum | Wed Sep 12 12:55:34 EDT 2001 | stevearneson
The CyberOptics LSM 300 cannot provide true 3D volumetric measurements. It is impossible to measure volume using a "Box" that is drawn around a feature without the same characteristics. Owners of the LSM 300 try it for yourself. Move the stripe ar
Electronics Forum | Wed Jun 06 09:09:28 EDT 2001 | nwyatt
Help! I have been assigned to take over our current rework machine because the profiles have been changed so often and by so many people that they are now not working consistantly. Nobody has been supporting it for the past 2 years and now I have b
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