Electronics Forum | Fri Dec 07 08:57:24 EST 2007 | ck_the_flip
Well first of all, you can�t even go NEAR the machine unless you have no life - and you can PROVE it mathematically. The machine�s got an automatic �geek sensor�. Then, in order to turn the machine on, you have to solve a 1st order differential eq
Electronics Forum | Tue Jul 15 16:12:23 EDT 2008 | boardhouse
Hi Armynski, I sell for an offshore board house, yes, it is common for offshore board shops to fill vias. The bubble is caused by air entrampment within the hole it self, when heat is applied during Hot air and the via is covered on both sides the e
Electronics Forum | Fri Mar 30 11:05:44 EDT 2007 | realchunks
Hi Chris, A lot of it has to do with your product, t-shooting devices and techs ability. There are ways to determine BGA are at fault. X-Ray is a good way to check for shorts. Insufficients are harder to find. Some people use a dye. They squirt
Electronics Forum | Thu Mar 19 21:56:12 EDT 2015 | gabinocf
Hi guys, i do not have a lot experience on this wave solder process, in my plant now i have the opportunity to work in this area, and a lot issues are been happening on the process and it could be possible that i request information about this, i hop
Electronics Forum | Mon Apr 09 16:00:46 EDT 2018 | slthomas
Yes. I'm at a loss as to how to best approach this. I think the giant blob of solder is just going to behave more like a lubricant than anything else. The thing is, I would like to at least try the manufacturer's recommendation once (and this bui
Electronics Forum | Sun Nov 09 21:52:26 EST 2008 | phomann
Hi, I have acquired a Fisnar I&500 Solder Robot that has not come with the expected manuals and software. The machine is a 2001 vintage. CAn anyone help me with obtaining the operating/service manuals for the base unit. I have managed to get the m
Electronics Forum | Mon Apr 16 10:55:01 EDT 2001 | genny
Happened at my company lots on our older designs. We touched up those pads in house by hand, because the solder joint was very poor. We also did it on SOT 86 pkgs on the gnd pins. When they were touched up, we would get an extra 1/2dB of gain out
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 Sep 25 17:45:06 EDT 1998 | Dave F
| O-H-H-H-H-H-H-H Lawdy, lawdy... | My babuh done left me... | my dawg pee'd on my leg... | my cornflakes are all poopy... | don't make me hafta beg... | I got's dem backplane blues, o-h-h-h-h-h lawdy..." | OH! | | Hi there! Scared me fer a secon
Electronics Forum | Fri Aug 09 11:59:31 EDT 2002 | bcceng
Tom, I developed a process for applying solder bumps on BCC32 and BCC48 successfully on my previous employer. The quantities were in the thousands a week, the following process is what I was using: Insert BCC's on process carrier (carrier holds 500
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