Electronics Forum | Thu Aug 23 00:38:17 EDT 2012 | isd_jwendell
"The problem is we haven’t changed anything in our design, and this has never happened before in 4-5 batches of production." If nothing has changed (same parts, same oven profile, same de-paneling, etc.), could the parts themselves have changed? I h
Electronics Forum | Mon Aug 20 16:33:20 EDT 2012 | aelektronik
Hi Looking for a recommendation on a PCB manufacturer preferably from your own experience. For Small-medium series (up to few thousand boards) and prototypes. 4 to 8 layers with ENIG and 10mil Vias. Boards that are Real IPC Class 2 or 3 compliant.
Electronics Forum | Thu Sep 13 04:18:33 EDT 2012 | huanyupcb
Dear Sir or Madam HuanYu Future Technologies Co., Ltd is one of the China leading Printed Circuit Board Manufacturing Enterprises.Main supply Aluminum core PCB,copper core pcb ,flexible PCB,fr4 pcb ,Double-sided PCBs , Double-sided flexible PCBs ,We
Electronics Forum | Mon Aug 20 16:27:55 EDT 2012 | ecdave
Hello All, I have 4 or 5, 5 gallon containers of Superior 367T Flux thinner you can look up the MSDS sheet online. It is a 85% ethanol/methanol mixture. The containers that I have are unopened. I have no use for them and unless someone out there c
Electronics Forum | Wed Oct 03 19:28:58 EDT 2012 | rgduval
Given that you're seeing it on nearly every part, we tend to lean towards Dave's explanation. We wouldn't expect outgassing from the pad to be an issue (at least, we've never heard of it before, which doesn't, necessarily, eliminate it as a potentia
Electronics Forum | Mon Oct 08 13:31:50 EDT 2012 | highmillr
Yeah thanks swag, I do that ridiculous routine about every morning....im over it.... so I ordered a new belt..4 weeks lead time by the way from speedline. AND,...I took the tiny belt tensioners on each side and tightened both pretty tight and
Electronics Forum | Sat Dec 08 14:11:47 EST 2012 | eniac
I don't know what is BOC (may be I know it by another name...), but: 1. Check placement coordinates by camera (if your mounter can do it) and tune it if they have a problems; 2. Check your stencil - it can be a mistake during stencil cutting (very sm
Electronics Forum | Mon Nov 19 06:06:28 EST 2012 | ericrr
Hi ENIAC That table is part of a mush bigger article I was putting together, and will post somewhere at this website soon, as a one stop complete information. The hold up was Electrolytics and Tantalums code is different but there is no way to t
Electronics Forum | Thu Dec 20 12:14:37 EST 2012 | dhopps
If you go with MCS I would recommend using an MCS30. You would have to make sure that the E-Proms for host communication are installed in the MCS and the host module (software)as well. You would then need CadConvert to program and transfer programs
Electronics Forum | Fri Jan 18 14:06:06 EST 2013 | maurdane
I have some boards that go through the assembly process on our SMT Line mounted on SMT Fixtures. Currently, we are experiencing some quality issues (shifting, tombstones, etc) on some of these assemblies as a result of not being able to keep the PWBs
