Electronics Forum | Fri Oct 27 03:52:39 EDT 2000 | JohnW
Dave, you know the problems about working for a CEM all tose wonderful customers and managers love their graphs! Got 1 eng manager that is pushing everything to double sided reflow (even if the card ain't designed for it!) as he's insisting glue ain
Electronics Forum | Mon Apr 06 10:32:53 EDT 1998 | Justin Medernach
| Peter, | Take a look at IPC-ANSI J-STD-001A and B, J-STD-004 and I think, 005/006 which cover solder paste (?) I think. | Whatever, they do reference one another. | | Question: Whatparameters are used to determine "good" Solder Paste? What refer
Electronics Forum | Thu Apr 02 12:21:56 EST 1998 | Justin Medernach
| I am looking for a product to repair PCB mask (seal exposed copper) and fill Gouges in pcbs, any suggestions? Mike, They sell all sorts of reparation kits for this type of problem. Liquid mask can come in many forms. The easiest to use is probabl
Electronics Forum | Thu Apr 02 11:19:41 EST 1998 | Justin Medernach
| I am looking for footprint details on a SM crystal. | Package type - Golledge GSX49-4. | Solder method - refolw Mark, Check with the good folks at IPC for land design. The spec should be IPC-SM-782. Also, see http://www.ITM-SMT.com. It's Phil Za
Electronics Forum | Mon Mar 16 09:02:07 EST 1998 | Justin Medernach
| We are going to try out a PCB manufacturer that has an Alpha Level for ensuring a flat finish on the PCB's. | I am interested to know if anyone has and experiences, either good or bad on how boards treated with this process are to assemble. Is the
Electronics Forum | Mon Mar 16 09:23:56 EST 1998 | Justin Medernach
| we are looking for paste printing specs.& stencils holes shapes to | perform soldering reliability d.o.e. of the a.m. | subject. | looking forward to your info. | tech. dept. /telrad prod. Call 1 800 4 INDIUM and ask for a sales person. A paper
Electronics Forum | Thu Dec 18 17:43:57 EST 2003 | JD
Good evening all, I have recently gotten rid of our old SRT rework station because of lack of use. Before dumping however I took the CCD camera and monitor in the hopes of turning it into a board inspection station. However, the camera and monitor
Electronics Forum | Thu Feb 17 15:07:33 EST 2005 | davef
Some of our troop use manual tweezers. Some use 'vacuum pens' things. Vacuum pens are manually operated, vacuum powered. Suppliers of the vacuum pens things are: * Lighter weight, lower strength ** PenVac [www.virtual-ii.com] ** Vampire ** Select
Electronics Forum | Wed Aug 24 21:57:45 EDT 2005 | adeline_ko
The blistering is around the plugging via. I can forward you the pic. For the plugging process, I'm not too sure how they plug. What is the correct practise for the plugging via. Now, what they did is. They will do a tenting process for both side.
Electronics Forum | Sat Aug 27 09:47:05 EDT 2005 | davef
From the pic, we see blistering, but none so close to via that we'd attribute the blistering to via, via plugging, or anything of the sort. When we see blisters like this, we think of a surface contaminant being present on the boards at the time of
