Electronics Forum | Thu Mar 06 12:15:00 EST 2003 | msivigny
Hello Dave, First you must make sure your measurement system is calibrated for accuracy, repeatability and reproducibility. We perform a standard GR&R Study on our CmController system on a regular basis to ensure that the system itself is capable to
Electronics Forum | Thu Aug 21 17:09:09 EDT 2003 | justin
Wow, You're breaking into some fun stuff. Holding WIP is expensive, ineffective, and typically gives you more quality headaches than you know what to do with. What are you going to do with your partially built up boards? Are you going to hand sold
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 | 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 | Wed Aug 18 09:20:22 EDT 2004 | QE
Davef, Sorry for the late response. I was trying to gather more info. The group with low ionic contamination levels came from one of our other facilities. We want to outsource more of our product due to increasing demand. Both groups use the same
Electronics Forum | Thu Jul 01 13:47:25 EDT 2004 | Tom B
Good Day! I am looking to purchase a Cyberoptics KS-Flex 18 AOI system, I have a couple of question that if you could answer, I would most appreciative. 1) Model and length of time used. Do they use AOI for all pwbs or just the more complex a
Electronics Forum | Wed Jul 21 17:49:52 EDT 2004 | jsk
problem: Too many solvents and boards are not clean Flux remains on the board after vapor degreaser and "Powdery" white residue after vapor degreasing Flux type is kester 186 Process: hand solder High Temp alloy, spot clean after hand solder e
Electronics Forum | Tue Oct 19 22:51:07 EDT 2004 | KEN
I feel it is less pressure from consumers and more from stock holder increased demands for dividends. Every quaters end our publicly traded customers go bezerk on increased orders to show increased finished goods and less component inventory. All t
Electronics Forum | Wed Jan 26 07:18:13 EST 2005 | clampron
Good Morning TM, We have a table top AOI (actually several of them) We did a side by side evaluation when we first looked at it. We looked at Qualectron, NSpec and Mirtec (Samsung at the time). Some of the criteria that was important to us: *Librar
Electronics Forum | Thu Apr 14 13:10:49 EDT 2005 | Shean Dalton
Hi John, A primary consideration is the type of flux you are using. If it's water soluble (organic acid) then cleaning is highly recommended. Any other flux that fails the copper mirror test, we'd strongly recommend cleaning. Passing the copper m