Electronics Forum | Wed Jun 12 11:14:57 EDT 2002 | pjc
Sam, Like I said, AOI for pre-reflow inspections is the easiest to program and maintain. Each vendor of AOI has its pluses and minuses for programming and performance. Do a careful investigation of each vendor to learn about their machine performanc
Electronics Forum | Thu Apr 10 17:44:22 EDT 2003 | davef
Q1: Can they be masked so parylene doesn't get underneath? A1: Your parylene applyer may be able to mask area, but in general no. This stuff is cured in a vacuum chamber to make sure that it gets into every past corner. Q2: How do you remove and re
Electronics Forum | Mon Apr 28 11:37:30 EDT 2003 | terrapinstation
Chrissie, There is no "silly" question. It seems to me that, not with standing the issues highlighted in your posting, notably - risks, time, etc.. Your time would be much better spent determining the reason for the reject. If your placement equip
Electronics Forum | Tue Aug 15 00:46:21 EDT 2006 | ahmad
Guys I do not know what you guys are trying to prove. If you have a BGA job to be done JUST forget about using any equipment that is using hot air since you will get into a lot of trouble. It will bend the PCB and need nozzole for each IC find an ER
Electronics Forum | Thu Aug 24 09:36:43 EDT 2006 | davef
Medium?? We prefer fully-baked. No, no. It's hearing messages from just about any dead component or board. "Wooo. Chunks. You dove me in the wave solder machine a year ago. I forgive you, because I never saw myself working in a karaoki bar."
Electronics Forum | Wed Jan 16 13:31:43 EST 2008 | chef
Not a current user but have purchased several systems in the past. A major point for evaluation is: Can an older used equipment do the job and not have to buy the latest, greatest all bells and whistles machine? This depends on your applications, BG
Electronics Forum | Thu Nov 19 12:29:36 EST 2009 | mikesewell
Regarding more info on equipment - what you need is driven by your product and process requirements and tolerance for rework, labor amt, operator dependencies ..etc. EMPF offers a bootcamp for circuit card assembly, SMT mag publishes SMT 101 guide t
Electronics Forum | Fri Jun 03 14:33:16 EDT 2011 | sunrotor
Amen... Until the process is designed, documented, employees trained and proficient, equipment maintained and calibrated, parts issues resolved, programming corrected, attitudes adjusted, and timetables reasonable, there is no need to tweak the inspe
Electronics Forum | Thu Mar 22 03:02:02 EDT 2012 | kcngoi
We use succesfully SN100C on ERSA330 for about > 2-3years. > > Pros: > > - price, - less dross > comparing to SAC305, - some ppl say better > mechanical durability comparing to SAC305 > (depends who pay for "independent" > studies) > > Cons:
Electronics Forum | Fri Jun 29 12:47:25 EDT 2012 | deanm
We are experiencing widely varying First Pass Yields for selective soldering. Some boards are near 100% while others are less than 50% depending on the pitch and general complexity of the board. Question: If you are running 100 boards through your s
