Electronics Forum | Thu Oct 02 21:00:26 EDT 2003 | davef
Who says the chlorine comes from your tap water? Our PTOW dumps boat loads of chlorine into our water periodically. Sometimes it's so bad you can smell it. We doubt that it is the source of your problem. This chlorine will volitize very quickly,
Electronics Forum | Thu Oct 23 08:13:44 EDT 2003 | davef
The SEMA listing [ http://www.smema.org/smema5.pdf ] says: * D CUT SQUEEGEE: A single diamond edge squeegee which is shaped like an upside down house and made of polyurethane. * FOUR-SIDED DIAMOND EDGE SQUEEGEE: A polyurethane 3/8 x 3/8 four sided, f
Electronics Forum | Fri Dec 05 08:30:55 EST 2003 | pjc
If your operation is hi-mix low-volume, consider taking a look at some of the bench-top units out there. They are lower cost but can give similar performance as higher cost in-line systems. Some of the bench-tops cannot do solder fillet inspections t
Electronics Forum | Mon Dec 08 18:52:47 EST 2003 | Craig M
Stability of process is what your measuring so lets not assume a stable process(if your process was perfect you would have no defects). With no test a medium complexity board will be around 68.7% (according to Consulogic). I dont have many other sour
Electronics Forum | Sat Dec 13 08:03:46 EST 2003 | Stefan Witte
The only part, which could cause component misplacement on the rotary heads of the Siplace machine is the vacuum valve. I don�t know the official name in the part catalog, but I use to name it plunger. The plunger is moved in and out by a miniature s
Electronics Forum | Tue Dec 16 06:42:51 EST 2003 | Kev
I am having problems achieving correct pre-heater temperatures with our Hollis solder wave. Our original "Verification Golden board" program uses a conveyor speed of 5ft per minute and pre-heat temps of 300, 350, 400 respectively. Our "golden Board"
Electronics Forum | Thu Jan 08 15:03:40 EST 2004 | dwzeek
We have an ongoing problem with our QFP144 packages soldering. It has not received much attention until late due to some customer failures. Most of the failures would show up in ESS testing and be repaired. The failure rate is about 2 in 1000 parts f
Electronics Forum | Fri Jan 16 19:02:55 EST 2004 | Frank Gearhart - Assembl�on Snr. Software Technical Specialist
The OS/2 software you are referring to is the CSM-PPS v3 which was released in 1999, it is now out of service. The current software for optimizing, balancing, and generating programs for a Topaz and other Gem machines off-line, is GemLine-PPS v8.0,
Electronics Forum | Mon Jan 19 14:54:38 EST 2004 | cyber_wolf
How did you come to the conclusion that you are having a cold joint problem. Just by appearance ? As Dave stated if you have any of the metals that he listed in the joints they will appear to be dull and grainy sometimes. But... Dave, I will have t
Electronics Forum | Thu Feb 12 13:01:12 EST 2004 | patthemack
Thanks for your response. This is a DeHaart MPC-29. It has manual vision, no conveyor. When I bought it, only one camera was working. I fixed that, but while I was jacking with that, the electronic pressure regulator (spcjr) burned up without warning
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