Electronics Forum | Tue Feb 19 13:37:48 EST 2002 | PeteC
When evaluating AOI you must first define what type of inspections you want the system to perform, pre-solder or post-solder. What separates many mfgs. of these systems is how effective they are at finding post solder defects. This is where camera re
Electronics Forum | Thu Oct 18 11:59:38 EDT 2012 | jackofallmasterofnone
1) At this time we do not have a design engineer. I have contacted the PCB manufacturer about changing the drill file to close up the diameter on the holes a bit. This should allow the wings on the leads of the component to rest on top of the holes i
Electronics Forum | Fri Jun 18 14:19:29 EDT 1999 | Earl Moon
| | | Now don't everyone jump on this at once, but it seems time for me to send out copies of my not even close to being dated copy of an article about HASL. Though it was published in 1992, in Printed Circuit Fabrication Magazine, and it got rave re
Electronics Forum | Fri Jun 18 17:18:27 EDT 1999 | Jason Gregory
| | | | Now don't everyone jump on this at once, but it seems time for me to send out copies of my not even close to being dated copy of an article about HASL. Though it was published in 1992, in Printed Circuit Fabrication Magazine, and it got rave
Electronics Forum | Fri Jun 18 17:19:48 EDT 1999 | Jason Gregory
| | | | | Now don't everyone jump on this at once, but it seems time for me to send out copies of my not even close to being dated copy of an article about HASL. Though it was published in 1992, in Printed Circuit Fabrication Magazine, and it got rav
Electronics Forum | Fri Jan 15 16:55:50 EST 1999 | Chrys
| | | Hello, | | | | | | We are qualifying new sources of PWB vendors. We've got the first lot of "produciton" boards in and we want to put them through the paces before turing the vendors on. | | | | | | So far, the tests I can think of performin
Electronics Forum | Wed Feb 21 16:14:44 EST 2001 | billschreiber
120 degrees F (49 degrees C.), check the fine-pitch apertures for shape distortion (stainless steel has a very poor memory, once it expands, it doesn�t always contract back to the same position). Check for dings and dents. A good stencil cleaning pr
Electronics Forum | Wed May 09 03:29:16 EDT 2001 | Eyal Duzy
Yes, your observation is accurate. Different process steps have different inspection requirements which necessitates employing different imaging technology to ensure the best performance (detection and throughput). Orbotech, for example, offers both
Electronics Forum | Fri Apr 17 21:34:02 EDT 1998 | D.Lange
| Hello Ya'll, | I've got what may be a silly question, but why does it seem so important to everybody that you have x-ray capability if you're thinking about doing BGA? | I know what most people will tell me; "Steve, that's a pretty silly qu
Electronics Forum | Fri Apr 17 15:06:57 EDT 1998 | Justin Medernach
| Hello Ya'll, | I've got what may be a silly question, but why does it seem so important to everybody that you have x-ray capability if you're thinking about doing BGA? | I know what most people will tell me; "Steve, that's a pretty silly qu
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