Electronics Forum | Sat Aug 20 13:23:22 EDT 2011 | saju86ece
Hi, We are facing solder ball issue in Chip component of PCB. We had tried DEK parameter setting changes and also reflow setting but still now not yet solve this problem. board details are, 1.Class 2 prodct 2.HASL Finishing Plz advice me what actio
Electronics Forum | Tue Aug 23 12:13:02 EDT 2011 | richieoreilly
Hi, We are currently having issues with hand soldering High melting point solder wire. Can anyone give a few tips. We are Preheating boards to 120 deg C and using soldering irons @ 410 deg C. The quality is ok but the ts taking 20-30 seconds to c
Electronics Forum | Fri Sep 21 09:34:48 EDT 2012 | tkotwal
Melissa, Thank you very much for your detailed instructions. I'm sure that will be a huge help when we start on our next board. The only question I have left is whether you prefer a hot air or infrared preheater. It looks like Hakko makes both type
Electronics Forum | Fri Aug 26 08:19:50 EDT 2011 | cobham1
I am looking for some guidance concerning cleaning PCB's. We are bringing in house our circuit boards and need to clean them. I am not sure what the best method is. Is it Ultrasonic or Batch wash. If someone can make some comments one way or the othe
Electronics Forum | Sat Aug 27 12:10:55 EDT 2011 | kahrpr
Basically it pretty standard to run through the board. For programmers /manufacturing engineers it’s a catch 22. If you check everything management is complaining it takes too long. If you don’t check management is complaining because of rework and y
Electronics Forum | Wed Sep 14 10:52:17 EDT 2011 | rrpowers
I need to add AXI to some new production lines. Agilent got out of the business a couple years ago and Teradyne currently will only sell to customers that already have one of their AXI systems. What other companies and systems do people have experie
Electronics Forum | Thu Sep 15 11:20:03 EDT 2011 | cobham1
We are in the process of updating our SMT area and I need to clean my boards. In my research I have found out that if I choose the ultra sonic path I need to make sure the cleaner uses a sweep frequency system in order to protect the SMT parts. Can s
Electronics Forum | Sat Sep 24 10:51:04 EDT 2011 | jtownsend
This is a penalized board, 21 up. I tried rotating it 90 degrees and got better results but still had more than have blown out of place. We are looking in to getting the option of speed control for the fans. That is a good suggestion to run on the me
Electronics Forum | Tue Oct 11 09:30:17 EDT 2011 | davef
UL746 Standard for Polymeric Materials is used for testing plastic enclosures used in electronic assemblies. Look here http://www.ul.com/global/eng/pages/corporate/contactus/faq/industries/plastics/ We're unaware of UL involvement in solder. Bare b
Electronics Forum | Sat Oct 15 19:18:14 EDT 2011 | enttec
Hi Does anyone have a calibration manual for a MPM AP25-Hie ? Have noticed recently that we have a slight mismatch between board and stencil when printing. I have the user manual but we didn't get calibration when we bought this machine Thanks Nic