Electronics Forum | Thu May 31 02:48:49 EDT 2012 | leeg
Does anyone use an excel spreadsheet to monitor and show via a control chart their paste height check data and if so would they have a copy that I could use as a template? We have a spreadsheet that we use but print it off and fill the data in, I am
Electronics Forum | Fri Jul 06 10:45:02 EDT 2012 | ashworth14
In relation to question 2 the vacume on them is quite sensitive so as long as you bring it down slowly the component is almost sucked up off the PCB so you don't have to actually press it down on the the component, and i have never experienced any so
Electronics Forum | Mon Jul 16 07:10:09 EDT 2012 | mccabekev
I have found that Edding do an aerospace marker, which is water based and does not run with the conformal coating. However, this washes off prior to the coating so it is not much use. Looks like we are just going to have to put some clear tape over
Electronics Forum | Wed Aug 29 08:59:41 EDT 2012 | davef
Hi Bob Two companies that provide this type of service. * Additive Services Inc. Hudson, NH * Conductive Circuits Inc. Garner, IA I know there was a third company mentioned in a thread on SMTnet, but I can't find it, my notes are blanked, and wan
Electronics Forum | Wed Aug 29 09:50:41 EDT 2012 | bandjwet
Hi Bob > > Two companies that provide this type of > service. * Additive Services Inc. Hudson, NH > * Conductive Circuits Inc. Garner, IA > > I know > there was a third company mentioned in a thread > on SMTnet, but I can't find it, my notes a
Electronics Forum | Thu Oct 04 10:22:56 EDT 2012 | ericrr
By the way how are PCB's made (briefly)? During my radio apprenticeship in the 70's I made PCB via the screen printing method, The other method for say one off or small volume is the photo-etch. Is there a third high tech method, or just a updated
Electronics Forum | Tue Sep 18 21:48:26 EDT 2012 | vergara1
Sorry. I don't see any solder balls. > > To me, it > looks like the solder wetted the pad and then > pulled back. It's called dewetting. It's a > defect. Ask your supplier for a SEM analysis. I'm > interested to know what he / she says. I see
Electronics Forum | Tue Sep 25 12:00:21 EDT 2012 | kkay
Thanks for fixing the picture. What you are looking at is a pad that the part was pried off of after reflow. The right side of the pad shows a good solder joint and underneath the part is where the voids occur. The outter solder joints show no voids
Electronics Forum | Fri Dec 21 16:34:28 EST 2012 | bdamico
Hello All, Some of the issues reported in this thread sound similar to those commonly experienced with network delays. A very simple way to determine if this is indeed the case is to run directly off of the system hard drive versus a network hard d
Electronics Forum | Mon Oct 01 17:04:02 EDT 2012 | dontfeedphils
I'm looking for some information or possibly some contact info on someone who could answer this question for me. I'm interested in how 2D post print inspection is done on the late model MPM Accuflex, and more importantly, if the programming can be d
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