Electronics Forum | Thu Jan 13 20:20:45 EST 2011 | hegemon
Not sure this would be of some help, but in the past I worked in the OEM industry in a fully No Clean process using A*M NC Solder. If customer expectations cannot be tempered, you're stuck cleaning the No Clean. To remove the NC residue, (which we
Electronics Forum | Mon Jan 31 09:31:31 EST 2011 | dwonch
Hi all, We've had a Yestech F1 system for several years now. Overall we are happy with the machine, fast and easy to program. Good false call rate and few misses. Now for the issues. We have two in particular. 1. Software crashes - these general
Electronics Forum | Mon Mar 21 02:41:29 EDT 2011 | kemasta
Hi It's me again. Our products need to pass a chamber test 45c/36hrs after the PCBA completed batch of functional tests and assemble in to case. We found 1 unit was functioning for 24hours in the chamber, but hang after that. We tried to re-boot the
Electronics Forum | Wed Jun 15 13:40:49 EDT 2011 | hegemon
I have seen this before with larger PBGA components. When installed using a rework system, I would advise Convective rather thn IR. In my experience having high power (not high temp) convection is the only way to deal with these problematic devices
Electronics Forum | Thu Apr 19 20:01:30 EDT 2012 | eadthem
some things to consider, Is there flux on the board. are there finger prints on the tops of parts. Is the board warped at the V score from reflow Is the board shifting in the machine during inspection. These are the issues we have had with our mir
Electronics Forum | Tue May 22 07:55:05 EDT 2012 | rway
Although not listed in your post, I recommend YesTech. I have been using them since 2007. We have two M1 systems, and they have been good machines. We evaluated three: YesTech, Mirtec, and Christopher. Of the three, the YesTech system caught more
Electronics Forum | Mon Jun 11 04:39:29 EDT 2012 | buckcho
Hello to everyone! I am making another discussion about AOI. I hope I posted in the right sub-forum.I read all the other threads and I have some questions. My company wants to byu a new post reflow AOI machine and they have selected these brands - Om
Electronics Forum | Sat Sep 29 02:58:18 EDT 2012 | ericrr
I tried to look for "H890" on Internet and went nuts, (Thanks to Google) I would think H890 is part of a diode manufacturer part number. Have you tested it for a diode function? or maybe you have this is why you want a replacement. Tantalum capacito
Electronics Forum | Tue Oct 09 21:45:21 EDT 2012 | davef
Hi Bob Ideas to consider are: * Use your handheld XRF * Swab vinegar on the copper and watch it brighten * Use the following procedure Nearly all copper minerals can be dissolved by melting with a mixture 1:2.5 of ammonium chloride and ammonium nit
Electronics Forum | Tue Jan 22 15:33:20 EST 2013 | hegemon
Funny how things can be looked at from two sides. Not sure what would be considered low volume in the above post. Our first KISS machine has been producing product for well over 4 years now, double shifts every day, and about 50% of the saturdays
