Electronics Forum | Thu Nov 07 09:06:09 EST 2013 | detecheurope
Hi Suresh, Detech Europe are a supplier of new and second user Mirae SMT pick and placement machinery in the UK. We currently have a fully refurbished Mirae MPS-1010 dual gantry chip shooter available with feeders. We can provide both installation a
Electronics Forum | Thu Nov 07 15:33:02 EST 2013 | mleber
Below are a few photos of an ongoing issue we are having with 1 pwb style. Some of the pads appear to have contamination that appears after the selective solder step. The joints are extremely hard to rework - almost impossible. We had the joints anal
Electronics Forum | Fri Nov 08 17:49:05 EST 2013 | davef
First, it's a surprise that your failure analysis lab thought everything was OK with these boards. They look like shit. Second, a few years ago, there was a bunch of complaints about ENIG boards with issues similar to what you're observing. There wa
Electronics Forum | Sun Nov 10 15:36:06 EST 2013 | davef
Assuming your conformal coating material was selected with the intent of living a life in contact with oil, why doesn't your coating meet the IPC-A-610D requirement of that there be no voiding, no breaks in the surface, no loss of adhesion, etc? Furt
Electronics Forum | Mon Nov 11 23:49:39 EST 2013 | jigo91
Hi everybody, In our company we wanted to add to our maintenance a method of detecting when a blade is damaged so we can change it before it affects our printing process. I have talked with our squeegee manufacturer for recommendations but they have
Electronics Forum | Wed Nov 13 16:48:19 EST 2013 | spoiltforchoice
I would expect any half decent machine to place 0603 parts slap bang on target to the typical defined accuracy for such parts on most machines of perhaps ~60 microns or better. Self correction during reflow is IMHO much less pronounced with lead-free
Electronics Forum | Thu Nov 14 10:24:53 EST 2013 | jaimebc
Recently, we have been experimenting with the 1.8/2.5 nozzle to be able to solder leads that are near an SMD. This pcbs were not design for selective solder, so we are trying to work within this limitations. I found the 1.8 nozzle very hard to insta
Electronics Forum | Wed Nov 20 16:47:10 EST 2013 | aaronpavone
I have a right angle male shrouded connector and the whole set of termination leads is tin lead plated, at least 100 microinches thick. Should the entirety of the lead be conformal coated? Or can we have just the joint coated? I know I have coated le
Electronics Forum | Fri Jan 17 03:23:14 EST 2014 | aemery
A UP500 Wow! I did work on one last year. Most left out there are labeled QUAD AVX500's, then Speedline bought Sigmaprint and it became a UP500. But you get the MPM sigpro software with the Speedline machine; they didn't build to many. It was used
Electronics Forum | Fri Nov 22 11:31:52 EST 2013 | igorfo
Hi I aa QE on SMT line that produce products for Home introduction. No so long ago we have a problem with soldering of BGA Head on Pillow (root cause mismatching customer requirements and BGA profile spec, suplier change %Ag) and our product affect
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