Electronics Forum | Thu Feb 19 14:09:45 EST 2009 | leemeyer
I apologize in advance if I offend anyone with this question as it does not pertain to SMT. I am guessing that you folks see a lot of other types of components in your facilities. I am looking for a banana jack that has an integrated switch. The swit
Electronics Forum | Fri Feb 20 02:09:23 EST 2009 | nibirta
Hi all, I have a question regarding some wave pallets having metallic traces of Titanium. The solder mask is blistering in some locations on the PCB and I am wondering if this Titaniumn may have an influence by incresing locally the temp. Also we ar
Electronics Forum | Sun Feb 22 08:23:57 EST 2009 | davef
On a wave solder pallet, we'd expect the metal parts that go through the pallet to be warmer than the pallet material, but we don't expect them to be warmer than the solder. We don't expect a well made board to blister at soldering temperature. So,
Electronics Forum | Mon Feb 23 05:46:26 EST 2009 | nibirta
thk you very much for your fast answers. And yes, I am suspecting the same things also. The problem is to convince the PCB supplier that is his fault. A big fight all the time. SO, i will double check everything you said, and I willl come back with r
Electronics Forum | Mon Feb 23 14:44:08 EST 2009 | sunny
Are boards produced using Vapor phase ovens dirtier than N2 Reflow oven. Are there any studies/papers someone can point to? if not what are the methods to verify this? is IPC specified SIR test using 24B SIR test coupons? please advise. thanks in adv
Electronics Forum | Tue Feb 24 16:39:28 EST 2009 | swag
We have to be careful with the cooling zone in our oven (especially lead-free recipes) as the cooling rate is much too high with the fan above its lowest setting. Depending on the design of your oven, it's also possible to pull a lot of heat out of
Electronics Forum | Mon Mar 02 18:35:06 EST 2009 | smt_guy
were you doing the service job in italy or in asia? the only way the owner can do that to you in italy is that if you are an illegal worker...which means working without proper immigration docs like Working VISA...else you can go to any Italian Labor
Electronics Forum | Thu Mar 05 21:31:35 EST 2009 | davef
Bill: We're pretty sure these guys don't offer the parts that you seek, but they maybe able to give you a lead. * Topline Dummy Components - http://www.topline.tv * Practical Components - http://www.practicalcomponents.com So, how about your equi
Electronics Forum | Thu Feb 26 15:49:48 EST 2009 | GSx
Hi I am looking for informations/specs about graphite/carbon deposited on PWB as a "spring contcat" or land (? not sure how to say in English). - Are there any Standards (IPC?)who define correct thickness of graphite ? - Are there any Test Method
Electronics Forum | Thu Mar 05 22:13:16 EST 2009 | davef
There is no IPC specification on carbon ink. Consider talking to your ink supplier to develop the proper quality definition that you require. Most suppliers have a good understanding of their product performance, for instance: http://www.coates.com/
