Electronics Forum | Mon Sep 10 16:07:37 EDT 2001 | johnw
Hi guys HELP!!!!!!!!!! I have been tasked with working out a chart to show calibration acCuracy and that my machines are in control I say to myself I know they are cause I have no misplacement of fine pitch but this is not good enough for my co
Electronics Forum | Tue Feb 11 12:44:32 EST 2014 | cyber_wolf
Jigo, We have never had a need to do internal testing on solder paste, and your paste supplier should be able to tell you what the correct operating temperature range is. All of the big names in solder paste have tight quality control and I suspect t
Electronics Forum | Fri Aug 24 02:27:53 EDT 2001 | Pavel
Hi. I ask to help me in a choice really of qualitative equipment for quality control of mounting PCB with components.
Electronics Forum | Mon Aug 27 01:48:06 EDT 2001 | apg
Dear Hussman We use automatic machines on mounting PHILIPS and though quality and velocity of their mounting are very good, the girls occupied with quality control can not on 100 % to check quality of the soldering FLIP CHIP and BGA!!! Pavel
Electronics Forum | Fri Aug 24 15:04:12 EDT 2001 | Hussman
Hmmm.... We use our placement data from our placement machines. Gives us nuber of placements, yield of good placements and a ton of other stuff that makes our QC peoples eyes get very very big! We use Panasonic equipment ond utilize the Pana-Pro s
Electronics Forum | Mon Aug 27 16:13:35 EDT 2001 | seand
Hello Everyone, For QC purposes, there are a couple of methods to both qaulitatively and quantitatively inspect your manufacturing process. For Paste inspcetion, an inline machine like the SE300 by CyberOptics may be appropriate. You may also inco
Electronics Forum | Mon Aug 11 11:12:18 EDT 2003 | bman
Tkanks to every one for their suggetions. Right now, I think that Scott's method is the best one for us.
Electronics Forum | Fri Aug 08 15:30:50 EDT 2003 | bman
Hello all, I'm working at a CM with less then ideal material storage shelving when it comes to ESD protection. I've got ordinary painted shelving units that I need make ESD safe. I'm considering dissipative mats or spray coatings for each shelf, t
Electronics Forum | Fri Aug 08 18:06:35 EDT 2003 | davef
Antistat sprays are a waste of time and money. These sprays just soaps disolved in water that absorb moisture from the air. Your minimum requirements: Conductive floor mats and wrist straps that are properly grounded. From there, consider using
Electronics Forum | Thu Aug 14 18:45:35 EDT 2003 | bman
An idea I just heard today would be to run a strip of copper tape across each shelf, then screw the tape into the shelf to ensure metal to metal contact. Considering the shelves seem to all have a path to ground through the supports, I don't see why
