Electronics Forum | Fri Oct 31 11:32:32 EST 2003 | caldon
Brian- I think you are correct. To place 0402 components Siemens usess a "Shim" under the carrier tape. 0402 components can be used with a standard 8mm feeder with the shim Cal Also, Steffan still works on a fair amount of Siemens products and chec
Electronics Forum | Tue Nov 04 16:32:22 EST 2003 | Marc
Marc, I agree with Dennis. Your best method is to apply solder mask over the pads, then install the BGA. You can also remove the balls or completely remove the pads, but it take a skill person to do it. We do all that type precise rework in Southern
Electronics Forum | Mon Nov 03 13:01:20 EST 2003 | jdumont
Good day all, we have a Heller Reflow oven here that has been in service for about 2 1/2 years now. Aside from 2 thermocouples going bad it hasn't had any problems. My question is, how often should it be serviced for preventative maint. and does an
Electronics Forum | Wed Nov 05 13:45:21 EST 2003 | Marc V.
Money is not a problem, I am more concerned with ordering the appropriate amount from the start. It doesn't have to be exact but close so I can do all of the off-line set ups and etc; At the same time I don't want to order double the amount because t
Electronics Forum | Mon Nov 10 11:35:09 EST 2003 | simon66
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Electronics Forum | Tue Nov 18 06:13:42 EST 2003 | joanne stevens
Does anyone know how i may get a kit for checking marking solvency mil-stand 1285b? I know 2 of the chemicals and am unsure of the other. Want to be able to perform in-house testing. sure can use some leads.
Electronics Forum | Tue Nov 18 11:35:43 EST 2003 | John
Does IPC list a specification that describes the acceptable thermal stress capabililty of components? I seem to recall something about dipping at 260C for 10 seconds, but I can't find the reference. Also seem to remember descriptions of the allowab
Electronics Forum | Thu Nov 20 16:43:06 EST 2003 | frank
Oh, and we boil 5-sigma down to 2 out of 10,000 placements as a starting point. I don't know of a single machine that can do 1 million placements in one program. 10K is doable. If we fail there then we start looking at the bigger picture; either r
Electronics Forum | Sun Nov 23 08:59:31 EST 2003 | josh1
i want to design and build my own audio system. i am 12 years old and have been interested in all kinds of electronics for about 4 years. nobody wants to talk to me as i am a kid. i have a very good knowledge of electronics and my parents dont listen
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