Electronics Forum | Mon Oct 16 16:30:27 EDT 2023 | yannick_herzog
@MagyarT the error occurred across multiple PCBs throughout the entire job. So, for example, the issue isn't limited to just the first printed one but spans the entire duration. At what dimensions would you recommend a division? The apertures on the
Electronics Forum | Thu Feb 01 16:00:37 EST 2024 | dharmendra
I am facing a ppm fluctuation issue. The customer provides a limit of 600 to 1500 PPM in the Reflow process and it should be under spec. But we are facing the issue during the running production and the ideal state ppm flucate sometimes goes below 6
Electronics Forum | Fri Oct 23 16:19:14 EDT 1998 | Dave f
| I have been requested to explore the possibilities of using an inline lead trimmer in our manufacturing process. I have a few questions I need answered. | 1. Can anyone recommend a good model of trimmer for in-line use? | 2. We do double sided SMT,
Electronics Forum | Tue Mar 07 21:19:50 EST 2000 | Van Hoang Dinh
I have few problems below, 1.I had problem with clean glue stencil at the midle of the process and after the process. 2.Very hard to Fix the bridging on the (close pin) connectors through the wave. Anyone can help on this. Thanks Van
Electronics Forum | Thu Jul 13 22:30:37 EDT 2000 | Dave F
We gutted and rigged a rig to seep N2. Dawson's correct about using a standard frig tho.
Electronics Forum | Thu Mar 02 21:51:46 EST 2000 | Dave F
Robert: Consider requesting samples of different sized solder balls from a variety of suppliers, solder them to dummy boards, and compare the size of reflowed balls to your spec. Then you could buy based on results. My2� Dave F
Electronics Forum | Fri Feb 18 05:49:37 EST 2000 | Dean
Can I get an "amen brother"! I'm not familiar with that unit (its not even on their website) but have nothing but positive things to say about SRT! My 1.4 cents (2 cents minus taxes) Dean
Electronics Forum | Mon Feb 14 12:31:54 EST 2000 | Dave F
Ed: Two things: 1 DeHaart: Lake Madsen Inc 12 Wilmington Rd Burlington, MA 01803 service and parts, Charlie @ (781) 270-3285 2 Buy a used EL20 for parts Good luck Dave F
Electronics Forum | Thu Feb 10 04:37:29 EST 2000 | Wolfgang Busko
Russ: If it�s true that they have been reworked to HASL I guess that something went awefully wrong at that stage. If you have some bareboards left have them checked thoroughly. M2C Wolfgang
Electronics Forum | Wed Feb 09 21:37:37 EST 2000 | Dave F
Rob: Someone's out there turning over stones, eh? Roller Tinning, Rolled Solder. In printed circuit fabrication, a surface coating of tin-lead, typically 1-2 microns thick, applied to preserve solderability. Still available from some fabricators
