Electronics Forum | Tue Sep 13 09:50:06 EDT 2005 | slthomas
"I think the best is to make sure the oven profile and other factors are set up so as to avoid any opens in the first place." I think you answered your own question. The difficulty (from my limited experience, anyway) in adequately qualifying your
Electronics Forum | Tue Nov 08 05:00:23 EST 2005 | rlackey
Hi CW, Regarding orientation, yes, your diagram is right - see the following link for confirmation. http://search.murata.co.jp/Ceramy/image/img/A18X/C2EB3C.PDF Regarding information on bending strength you want to talk to your local Murata office
Electronics Forum | Wed Dec 21 17:46:33 EST 2005 | muse95
Wow - 11,000. We have 8K-9K, and we have had three people working on it for the last 6mos, around their other duties. We aren't done. Some MFR's changed PN's. Some add G, some add LF, some add NOPB, some add Z, Some add a "+", etc. Some have no d
Electronics Forum | Mon Jan 29 16:04:29 EST 2007 | BillW
Thanks Russ and John, To clarify defects when manufacturing a PCBA, I use (2) groups of defect categories, one for components and one for solder joints. These can be calculated separately or combined A component defect could be: Missing, Miss-alig
Electronics Forum | Tue Mar 27 16:22:10 EDT 2007 | donjohnson
60G are common, as are vibration events of >1.5Grms. And drop heights are just outrageous, old billy throwing your new server off the truck doesn't care too much about the glass house theory, but loves to throw anything that he can lift... say he cra
Electronics Forum | Thu Jun 05 20:20:30 EDT 2008 | mika
Of course this should never occur, but this, forgive me shitty worlds of a complex Flexa system, which makes me cry once in a while. Does anybody here at this forum know what it takes to install this shit? First You have to set up a dedicated Flexa
Electronics Forum | Sat Oct 18 08:17:40 EDT 2008 | hussman
Use a Cpk study on your screen printer. Deviation from print to print. Most reutable surface mount machine companies will supply you with their Cpp study they performed on your machine before they shipped it. On ovens use your profiler. You can
Electronics Forum | Tue Jul 14 07:37:31 EDT 2009 | tony_d
Hello Reese, We currently own two MIRTEC MV-3 desktop machines and one MV-7 inline machine (so you can tell right away that I am a little biased.) We had an opportunity to evaluate both the YESTech and MIRTEC machines on our production floor. The
Electronics Forum | Tue Aug 18 10:11:04 EDT 2009 | grantp
Hi, Yes, I think this sounds like a form of tomb-stoning, and we used vapor phase until it ended up driving us totally nuts trying to deal with tomb-stoning. We tried everything, and all kinds of stencil apertures. Vapor phase is an amazing process
Electronics Forum | Wed Jul 28 16:36:30 EDT 1999 | Earl Moon
| | | While inspecting incoming PCBs we detected around all plated-through-holes (only there and all in the same place) some halfmoonshaped light rings that match obviously only with the pink ring symptom shown in the IPC-A-600 chapter 2.5.2.. That w