Electronics Forum | Tue Jan 04 15:28:22 EST 2005 | davef
Look here: * Circuit Board Repair and Rework Guide [ http://www.circuittechctr.com/guides/guides.shtml ] * 7711/21A - Rework and Repair Guide [ http://webvision.ipc.org/scripts/mgrqispi.dll?APPNAME=IPCWEB&PRGNAME=TOCFRAME&ARGUMENTS=-N,-N,-A,-A,-N50 ]
Electronics Forum | Wed Jan 05 05:12:04 EST 2005 | sasha
We wand to start using of water-washing-off pastes and fluxes. In the technology of cleaning supersonic cleaning + deionized water at finish will be applied. Hence there are some questions: 1. Is it enough to use only water while cleaning or i
Electronics Forum | Wed Jan 05 18:31:30 EST 2005 | russ
It is possible to re reflow (is that right?) these assemblies. You will probably have to mask off or remove the through hole components if they cannot withstand the reflow temp. I would recommend however, that you utilize a hot air process to ins
Electronics Forum | Fri Jan 07 09:56:04 EST 2005 | davef
Electroformed stencil suppliers follow. The describe the stencil production process on their sites. * Aplpha Metals [ http://www.alphametals.com/products/ stencils/pdf/PG_Electroform_Stencils.pdf ] * Chepaume [ http://www.chepaume.com/electroforming
Electronics Forum | Fri Jan 07 19:49:26 EST 2005 | Darren
I just went through the spiel about these Agilis feeders one of the questions I asked was "Does the part that separates the cover tape from the carrier ever gum up or jam?" I was told they have never seen any problem from this issue, but when you men
Electronics Forum | Mon Mar 06 10:54:22 EST 2006 | fredericksr
We have also had some of the same problems, but at the risk of sounding redundant, we have had success in using both the 8mm and 16mm tape clips to secure the tape. We have also been very pleased with the adjustable 16mm feeder doing a job the regul
Electronics Forum | Wed Jan 12 10:05:20 EST 2005 | Dreamsniper
we are using polyimide boards 6 inches x 7 inches, 2.5mm thick, 12 to 14 layers, for aerospace industries. I am using a long bake of 12 hours at 70'C prior to manufacturing or exposure to elevated reflow and wave soldering temperature. If schedule i
Electronics Forum | Mon Jan 10 13:59:54 EST 2005 | mdemos1
Hi. I am looking for information on storing completed PCBAs in a warehouse environment. My current assemblies use standard FR4 material - 4 to 6 layers. Component types range from 0402s to fine pitch QFPs and micro-BGAs. If I were to store this i
Electronics Forum | Mon Jan 10 22:16:42 EST 2005 | KEN
Grant, why don't you tell us how you REALLY feel? Sounds really bad. Can you send your program to Mydata and have them use their own software to solve your problem? Any company worth its salt will offer to optimize your program to assist you in yo
Electronics Forum | Tue Jan 11 05:08:29 EST 2005 | Grant
Hi, Yes, what a nightmare! We have sent our designs to MYDATA often, but don't get much result as they are also using myspeed. However Scott B's post is really interesting. Can you let me know how you do that? If there is an easer way to optimize t
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