Electronics Forum | Mon Mar 30 13:14:41 EDT 2020 | dwl
Heat above 53 Celsius kills covid viruses according to the WHO: https://www.who.int/csr/sars/survival_2003_05_04/en/ If you want an added measure of safety, you could bake your boards before packing them. Fundamentally its going to be an issue of
Electronics Forum | Mon Mar 30 11:02:37 EDT 2020 | SMTA-Eric
As we navigate through the CORVID-19 pandemic, many essential manufacturing facilities are still on line and operating. Some at reduced or modified schedules in following the guidelines to help reduce the spread of this virus. My question is in rega
Electronics Forum | Fri Apr 03 10:29:29 EDT 2020 | stephendo
Time. The virus does not last a very long time on surfaces. Not sure how long but I read that it does not live long on copper but does last on stainless steel. As far as I know the virus lives as well on gloves as it does on hands. So you still have
Electronics Forum | Fri Jul 30 09:43:44 EDT 1999 | C.K.
| We are having a process related problem with pullup resistors on a controller card which has a I960 micro-processor. | The controller monitors signal inputs and it's own resources then blinks a LED to indicate its working. The problem is that after
Electronics Forum | Thu Oct 28 11:50:11 EDT 2010 | phase1
We are having a little trouble with what appears to be a crystalization between our fine pitch parts. The problem appears after a a thourough wash of the pcb when dry. It looks like lead wiskers/haze between the joints.We are using water soluable lea
Electronics Forum | Wed Jun 06 21:19:41 EDT 2001 | davef
Consider running two sets of stencils and washing every four hours.
Electronics Forum | Tue Aug 11 12:28:51 EDT 2009 | JWPlainview
What are some overlapping characteristics between ITAR and AS9100 for PCB fabrication?
Electronics Forum | Tue Feb 16 21:29:18 EST 2010 | actioncontrols
I predict you will have no problems with your soldering. Remember that all plating is only a few microns thick and quickly washed away by the molten solder. We have used white tin, immersion gold, OSG, etc. for quite a while with leaded solder and
Electronics Forum | Thu Sep 05 23:18:03 EDT 2013 | feiyangniao
There is a new toy I received today: a NeoDen TM-240A automatic desktop pick and place machine! I’ve kept my eyes on this baby for a quite a while, and finally decided to make a purchase last week. The shipping was very fast: DHL from China, a total
Electronics Forum | Fri Mar 14 11:18:29 EDT 2008 | operator
The way it works is the liquid solder immediatley cures (or should I say burns) the WSOL where ever it touches it. This hardens and keeps it in place and protects whatever is under it. Some of the WSOL falls of in the pot. I am suprised that the burn
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