Electronics Forum | Mon Jul 20 10:23:29 EDT 1998 | Sherry
Hello friends.... Can someone please point me in the right direction... I will be needing the capability of forming/trimming QFP's on a very low volumn scale in house. So far I've only been able to find one manufacturer and that is Fancort Industri
Electronics Forum | Mon Jul 20 13:28:14 EDT 1998 | Chris Fontaine
We regularly form QFP's and FP's (pitches to 20 mil) and have experience with both Knight and Fancort equipment, however most of our experience has been with Knight. Knight Tool has been consistently good, and I've had some sour experiences with Fan
Electronics Forum | Mon May 14 09:35:21 EDT 2018 | directx995
Hello everyone, A few days ago I design one special kind of PCB for testing accuracy of our Pick and Place machines. (for trimming, calibrating, NPI etc.) I am looking for adhesive spray, to apply it on PCB (at the moment I'm using double sided tape
Electronics Forum | Thu Jul 26 23:57:47 EDT 2007 | gioblast
Good day.. anyone who have read the best guide on pb-free pcb plating?? I know immersion is the best but the storage controls sucks..easily changes color..ANYONE WITH A BETTER kNOWLEDGE ON HOW TO CONTROL? OR better plating ...enig?? why?? please. all
Electronics Forum | Mon Jul 30 10:17:26 EDT 2007 | davef
immersion ...easily changes color.. See that's the GREAT thing about immersion coatings. If they change color, they probably will not solder well. Try that with other coatings.
Electronics Forum | Fri Jul 27 10:07:18 EDT 2007 | rgduval
Our preference has been ENIG. We find that we achieve higher quality (visually) soldering for through hole and surface mount parts, with less handling issues than when we use white-tin, or immersion tin. We are about to do a test on some boards tha
Electronics Forum | Sat Jul 28 08:37:52 EDT 2007 | davef
There is no good choice. Board Finishes: Industrial/Battelle Class 3 Environment [Reliability Knowledge Gaps: For use of Pb-free solders in High Reliability Applications, J Smetana, iNEMI Availability of SnPb-Compatible BGAs Workshop, March 1, 2007,
Electronics Forum | Fri Apr 28 05:00:33 EDT 2017 | youth
I tried a PCB prototype service previously called Wellpcb and was happy with the cost and lead time. From their website online PCB calculator, manufacturing 10pieces of 100 × 60mm 2 − layer PCB will cost you around $27USD.
Electronics Forum | Tue Sep 01 20:43:06 EDT 2009 | davef
Please explain "adhesion of soldering is not uniform at the tips (soldering ends)." For example: * Is the "tips (soldering ends)" the component leads? * What is the component? * What is the finish on the component? * What process is causing this issu
Electronics Forum | Thu May 24 01:46:45 EDT 2018 | wchen930
ME ! High quality , Fast lead time , Reasonable Cost it gotta be me www.lmpcb.com Free Quote gerber goes to wchen930@lmpcb.com
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